24:I[7638,["/_next/static/chunks/1nkjstpmp978x.js","/_next/static/chunks/0g8d-v19n010u.js","/_next/static/chunks/2xonh_kqmr__3.js","/_next/static/chunks/3spet-0yezls2.js","/_next/static/chunks/2wvg5zqmbil4p.js","/_next/static/chunks/1l73s1hqiu28q.js","/_next/static/chunks/3l_wb6il5gi_h.js","/_next/static/chunks/136wug8odqdqr.js"],"SampleDetailWrapper"] 2b:I[27201,["/_next/static/chunks/1nkjstpmp978x.js","/_next/static/chunks/0g8d-v19n010u.js","/_next/static/chunks/2xonh_kqmr__3.js","/_next/static/chunks/3spet-0yezls2.js"],"IconMark"] 23:T49a,{"@context":"https://schema.org","@type":"TechArticle","headline":"Malicious Trojan.Linux.Generic Sample b7435d23769e… — Score 100/100 — Hybrid Analysis","description":"Malicious verdict for sample b7435d23769e…. Malware family: Trojan.Linux.Generic. Threat score 100/100. 12/25 AV engines flagged this file. 4 malicious and 7 suspicious behavioral indicators. View antivirus detections, behavioral indicators, and sandbox reports.","url":"/sample/b7435d23769e79fcbe69b28df4aef062685d1a631892c2354f96d833eae467be","keywords":["Malicious","Trojan.Linux.Generic","malware analysis","sandbox report","threat intelligence","b7435d23769e79fcbe69b28df4aef062685d1a631892c2354f96d833eae467be"],"about":{"@type":"SoftwareApplication","name":"tmpeponavbb","applicationCategory":["elf","executable"],"identifier":"b7435d23769e79fcbe69b28df4aef062685d1a631892c2354f96d833eae467be","additionalType":"Malicious sample"},"threatScore":100,"malwareFamily":"Trojan.Linux.Generic","antivirusDetections":{"malicious":12,"total":25},"behavioralIndicators":{"malicious":4,"suspicious":7},"publisher":{"@type":"Organization","name":"Hybrid Analysis","url":"https://www.hybrid-analysis.com"}}25:T1452,Contains base64 string in header "POST" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base64 string in header "TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base64 string in header "closeContent" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base64 string in header "Encoding" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base64 string in header "gzip" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base64 string in header "POST" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base64 string in header "TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base64 string in header "closeContent" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base64 string in header "NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base64 string in header "3DAccept" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base64 string in header "Encoding" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base64 string in header "gzip" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip"26:T443,Calls a syscall: "futex" Calls a syscall: "epoll_wait" Calls a syscall: "read" Calls a syscall: "execve" Calls a syscall: "set_thread_area" Calls a syscall: "sched_getaffinity" Calls a syscall: "open" Calls a syscall: "close" Calls a syscall: "uname" Calls a syscall: "mmap2" Calls a syscall: "brk" Calls a syscall: "madvise" Calls a syscall: "mlock" Calls a syscall: "rt_sigprocmask" Calls a syscall: "sigaltstack" Calls a syscall: "gettid" Calls a syscall: "rt_sigaction" Calls a syscall: "clone" Calls a syscall: "readlinkat" Calls a syscall: "fcntl" Calls a syscall: "getuid" Calls a syscall: "openat" Calls a syscall: "epoll_create1" Calls a syscall: "pipe" Calls a syscall: "epoll_ctl" Calls a syscall: "socket" Calls a syscall: "bind" Calls a syscall: "sendto" Calls a syscall: "recvfrom" Calls a syscall: "getsockname" Calls a syscall: "fstat64" Calls a syscall: "fstatat64" Calls a syscall: "write" Calls a syscall: "setsockopt" Calls a syscall: "connect" Calls a syscall: "getpeername" Calls a syscall: "getsockopt" Calls a syscall: "nanosleep"27:T809,Found reference to API "openu" (Indicator: "open"; File: "tmpeponavbb") Found reference to API ":bindu^" (Indicator: "bind"; File: "tmpeponavbb") Found reference to API "9bindt" (Indicator: "bind"; File: "tmpeponavbb") Found reference to API ";read" (Indicator: "read"; File: "tmpeponavbb") Found reference to API "Chdir" (Indicator: "chdir"; File: "tmpeponavbb") Found reference to API "Chmod" (Indicator: "chmod"; File: "tmpeponavbb") Found reference to API "Chown" (Indicator: "chown"; File: "tmpeponavbb") Found reference to API "Clone" (Indicator: "clone"; File: "tmpeponavbb") Found reference to API "Close" (Indicator: "close"; File: "tmpeponavbb") Found reference to API "Fstat" (Indicator: "fstat"; File: "tmpeponavbb") Found reference to API "Fstat" (Indicator: "stat"; File: "tmpeponavbb") Found reference to API "Fsync" (Indicator: "fsync"; File: "tmpeponavbb") Found reference to API "Fsync" (Indicator: "sync"; File: "tmpeponavbb") Found reference to API "Nlink" (Indicator: "link"; File: "tmpeponavbb") Found reference to API "Pread" (Indicator: "read"; File: "tmpeponavbb") Found reference to API "Stime" (Indicator: "time"; File: "tmpeponavbb") Found reference to API "Utime" (Indicator: "time"; File: "tmpeponavbb") Found reference to API "Utime" (Indicator: "utime"; File: "tmpeponavbb") Found reference to API "Write" (Indicator: "write"; File: "tmpeponavbb") Found reference to API "chmod" (Indicator: "chmod"; File: "tmpeponavbb") Found reference to API "close" (Indicator: "close"; File: "tmpeponavbb") Found reference to API "links" (Indicator: "link"; File: "tmpeponavbb") Found reference to API "mtime" (Indicator: "time"; File: "tmpeponavbb") Found reference to API "pread" (Indicator: "read"; File: "tmpeponavbb") Found reference to API "ready" (Indicator: "read"; File: "tmpeponavbb") Found reference to API "state" (Indicator: "stat"; File: "tmpeponavbb") Found reference to API "timer" (Indicator: "time"; File: "tmpeponavbb") Found reference to API "write" (Indicator: "write"; File: "tmpeponavbb")28:T1253,Contains base62 string in header "TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgM" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base62 string in header "TAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZW" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base62 string in header "JLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSB" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base62 string in header "HZWNrbykgQ2hyb21lLzYwLjAuMzExMi4x" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base62 string in header "MTMgU2FmYXJpLzUzNy4zNg==Connectio" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Accept-Encoding: gzip" Contains base62 string in header "TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgM" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base62 string in header "TAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZW" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base62 string in header "JLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSB" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base62 string in header "HZWNrbykgQ2hyb21lLzYwLjAuMzExMi4x" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base62 string in header "MTMgU2FmYXJpLzUzNy4zNg==Connectio" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip" Contains base62 string in header "NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1M" in header "POST /recaptcha.php HTTP/1.1Host: www.karin-store.comUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==Connection: closeContent-Length: 0Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3DAccept-Encoding: gzip"29:T63b,Found string "HasAES" (Indicator: "aes"; File: "tmpeponavbb") Found string "aesKey" (Indicator: "aes"; File: "tmpeponavbb") Found string "HasECDSA" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "*ecdsa.zr" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "HasAESCBC" (Indicator: "aes"; File: "tmpeponavbb") Found string "HasAESCTR" (Indicator: "aes"; File: "tmpeponavbb") Found string "HasAESGCM" (Indicator: "aes"; File: "tmpeponavbb") Found string "crypto/aes" (Indicator: "aes"; File: "tmpeponavbb") Found string "crypto/ecdsa" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "*aes.aesCipher" (Indicator: "aes"; File: "tmpeponavbb") Found string "encoding/base64" (Indicator: "base64"; File: "tmpeponavbb") Found string "*base64.Encoding" (Indicator: "base64"; File: "tmpeponavbb") Found string "*ecdsa.PublicKey" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "*aes.KeySizeError" (Indicator: "aes"; File: "tmpeponavbb") Found string "*crypto.Decrypter" (Indicator: ".decrypt"; File: "tmpeponavbb") Found string "*ecdsa.PrivateKey" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "*ecdsa.invertible" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "*ecdsa.combinedMult" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "*tls.ecdsaSignature" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "*x509.ecdsaSignature" (Indicator: "ecdsa"; File: "tmpeponavbb") Found string "*crypto.DecrypterOpts" (Indicator: ".decrypt"; File: "tmpeponavbb") Found string "*ecdsa.ecdsaSignature" (Indicator: "ecdsa"; File: "tmpeponavbb")2a:T485,"POST /recaptcha.php HTTP/1.1 Host: www.karin-store.com User-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg== Connection: close Content-Length: 0 Accept-Encoding: gzip" with payload::==> "" HTTP/1.1 404 Not Found Date: Thu 07 Nov 2024 21:33:01 GMT Server: Apache Content-Length: 13 Connection: close Content-Type: text/html; charset=iso-8859-1 with response body ==>343034204E6F7420466F756E64....... "POST /recaptcha.php HTTP/1.1 Host: www.karin-store.com User-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg== Connection: close Content-Length: 0 Cookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3D Accept-Encoding: gzip" with payload::==> "" HTTP/1.1 404 Not Found Date: Thu 07 Nov 2024 21:33:01 GMT Server: Apache Content-Length: 13 Connection: close Content-Type: text/html; charset=iso-8859-1 with response body ==>343034204E6F7420466F756E64.......1b:["$","$L2",null,{"children":[["$","script",null,{"type":"application/ld+json","dangerouslySetInnerHTML":{"__html":"$23"}}],["$","$L24",null,{"initialData":{"schema_version":"1.0.15","sha256":"b7435d23769e79fcbe69b28df4aef062685d1a631892c2354f96d833eae467be","overall_status":"SUCCESS","all_analysis_status":{"qsp_status":"NOT_AVAILABLE","sandbox_status":"SUCCESS","fastscan_status":"SUCCESS"},"verdict":"malicious","threat_score":100,"unified_at_epoch_ms":1790595286874,"unified_at":"2026-09-28T11:34:46.874Z","metadata":{"hashes":{"sha256":"b7435d23769e79fcbe69b28df4aef062685d1a631892c2354f96d833eae467be","sha1":"8caff714b0a10d9bf36297a1fc0b4aaf71063a1d","md5":"9767aa592ec2d6ae3c7d40b6049d0466","sha512":"87c32693efddc4f739ec960492440d9de00c1bc6bb8c3e28b2f9d73001713920428aa0001ed24230334d20a3851a92fd0deafa910548a2f54a65674e3cadbb03","ssdeep":"49152:CgL6GEPiMIqxfSWilLwTsFsrnTmHXRQufvVyTTY0To3olSvw1Gjg+A:CS6TNOLm+srgRlVUlDz+A","ssdeep_chunks":["49152:CgL6GEP","49152:gL6GEPi","49152:L6GEPiM","49152:6GEPiMI","49152:GEPiMIq","49152:EPiMIqx","49152:PiMIqxf","49152:iMIqxfS","49152:MIqxfSW","49152:IqxfSWi","49152:qxfSWil","49152:xfSWilL","49152:fSWilLw","49152:SWilLwT","49152:WilLwTs","49152:ilLwTsF","49152:lLwTsFs","49152:LwTsFsr","49152:wTsFsrn","49152:TsFsrnT","49152:sFsrnTm","49152:FsrnTmH","49152:srnTmHX","49152:rnTmHXR","49152:nTmHXRQ","49152:TmHXRQu","49152:mHXRQuf","49152:HXRQufv","49152:XRQufvV","49152:RQufvVy","49152:QufvVyT","49152:ufvVyTT","49152:fvVyTTY","49152:vVyTTY0","49152:VyTTY0T","49152:yTTY0To","49152:TTY0To3","49152:TY0To3o","49152:Y0To3ol","49152:0To3olS","49152:To3olSv","49152:o3olSvw","49152:3olSvw1","49152:olSvw1G","49152:lSvw1Gj","49152:Svw1Gjg","49152:vw1Gjg+","49152:w1Gjg+A","98304:CgL6GEP","98304:gL6GEPi","98304:L6GEPiM","98304:6GEPiMI","98304:GEPiMIq","98304:EPiMIqx","98304:PiMIqxf","98304:iMIqxfS","98304:MIqxfSW","98304:IqxfSWi","98304:qxfSWil","98304:xfSWilL","98304:fSWilLw","98304:SWilLwT","98304:WilLwTs","98304:ilLwTsF","98304:lLwTsFs","98304:LwTsFsr","98304:wTsFsrn","98304:TsFsrnT","98304:sFsrnTm","98304:FsrnTmH","98304:srnTmHX","98304:rnTmHXR","98304:nTmHXRQ","98304:TmHXRQu","98304:mHXRQuf","98304:HXRQufv","98304:XRQufvV","98304:RQufvVy","98304:QufvVyT","98304:ufvVyTT","98304:fvVyTTY","98304:vVyTTY0","98304:VyTTY0T","98304:yTTY0To","98304:TTY0To3","98304:TY0To3o","98304:Y0To3ol","98304:0To3olS","98304:To3olSv","98304:o3olSvw","98304:3olSvw1","98304:olSvw1G","98304:lSvw1Gj","98304:Svw1Gjg","98304:vw1Gjg+","98304:w1Gjg+A","49152:CS6TNOL","49152:S6TNOLm","49152:6TNOLm+","49152:TNOLm+s","49152:NOLm+sr","49152:OLm+srg","49152:Lm+srgR","49152:m+srgRl","49152:+srgRlV","49152:srgRlVU","49152:rgRlVUl","49152:gRlVUlD","49152:RlVUlDz","49152:lVUlDz+","49152:VUlDz+A"],"imphash":"Unknown"},"file_info":{"file_name":"tmpeponavbb","file_type":["elf","executable"],"file_type_id":"elf","file_size":4538368,"is_container_sample":false,"url_analysis":false},"submissions":{"first_seen":1721955539000,"last_seen":1731014919000,"last_multi_scan":1731014919000}},"detections":{"summary":{"verdict":"malicious","score":100,"tags":["evasive"]},"stats":{"av":{"malicious_count":12,"suspicious_count":0,"total_engines":25},"attributions":{"malware_families_count":1,"threat_actors_count":0,"campaigns_count":0,"threat_types_count":0,"cves_count":0},"mitre_attacks":{"total":20},"sandbox_signatures":{"informative_count":26,"suspicious_count":7,"malicious_count":4,"total":37},"rule_matches":{"yara_count":0,"sigma_count":0,"suricata_count":0}},"av_detections":{"engines":{"ahnlab":{"name":"AhnLab","success":true,"verdict":"malicious","threat_name":"Trojan/Linux.Agent.4538368","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"antiy":{"name":"Antiy","success":true,"verdict":"malicious","threat_name":"Trojan/Linux.Agent.hz","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"avira":{"name":"Avira","success":true,"verdict":"malicious","threat_name":"LINUX/Agent.bfseo","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"bitdefender":{"name":"Bitdefender","success":true,"verdict":"malicious","threat_name":"Trojan.Linux.Generic.263360","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"clamav":{"name":"ClamAV","success":true,"verdict":"malicious","threat_name":"Win.Backdoor.KaosRAT-10035880-1","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"cmc":{"name":"CMC","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"comodo":{"name":"Comodo","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"crowdstrike":{"name":"CrowdStrike","success":true,"verdict":"malicious","threat_name":"linux/malicious_confidence_100% (W)","status":"malicious","progress":100,"data_source":"CrowdStrike","permalink":"https://www.crowdstrike.com/en-us/platform/endpoint-security/"},"cylance":{"name":"Cylance","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"emsisoft":{"name":"Emsisoft","success":true,"verdict":"malicious","threat_name":"Trojan.Linux.Generic.263360 (B)","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"eset":{"name":"ESET","success":true,"verdict":"malicious","threat_name":"a variant of Linux/YamaBot.A trojan","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"huorong":{"name":"Huorong","success":true,"verdict":"malicious","threat_name":"Backdoor/Linux.YamaBot.a","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"k7":{"name":"K7","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"lionic":{"name":"Lionic","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"mcafee":{"name":"McAfee","success":true,"verdict":"malicious","threat_name":"Linux/YamaBot.a","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"nanoav":{"name":"NANOAV","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"netgate":{"name":"NETGATE","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"rocketcyber":{"name":"RocketCyber","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"sophos":{"name":"Sophos","success":true,"verdict":"malicious","threat_name":"Linux/Eggbot-A","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"tachyon":{"name":"TACHYON","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"varist":{"name":"Varist","success":true,"verdict":"malicious","threat_name":"E32/Kaiji.A.gen!Camelot","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"viritexplorer":{"name":"Vir.IT eXplorer","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"virusblokada":{"name":"VirusBlokAda","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"webrootsmd":{"name":"Webroot SMD","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"},"zillya":{"name":"Zillya!","success":true,"verdict":"undetected","progress":100,"data_source":"MetaDefender","permalink":"https://www.opswat.com/products/metadefender?utm_campaign=Technology%+Partners&utm_source=HA"}}},"rule_matches":{},"attributions":{"malware_families":[{"value":"Trojan.Linux.Generic","sources":[{"report_type":"quickscan","report_id":""}]}]},"mitre_attacks":[{"tactic":"Execution","technique":"Native API","attack_id":"T1106","attack_id_wiki":"https://attack.mitre.org/techniques/T1106","identifiers":[{"type":"informative","value":"Calls native functions (syscalls)"},{"type":"informative","value":"Contains native function calls (syscalls strings)"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Persistence","technique":"Socket Filters","attack_id":"T1205.002","attack_id_wiki":"https://attack.mitre.org/techniques/T1205/002","identifiers":[{"type":"informative","value":"Contains ability to set the socket options (syscall string)"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Defense Evasion","technique":"Obfuscated Files or Information","attack_id":"T1027","attack_id_wiki":"https://attack.mitre.org/techniques/T1027","identifiers":[{"type":"informative","value":"YARA signature match - AES encryption"},{"type":"informative","value":"Shows ability to obfuscate file or information"},{"type":"malicious","value":"Section headers are modified/stripped"},{"type":"malicious","value":"The binary is stripped and also statically linked"},{"type":"suspicious","value":"Found XOR encryption related strings"},{"type":"suspicious","value":"Binary is statically linked"},{"type":"informative","value":"Contains CRYPTO related strings"},{"type":"informative","value":"Binary is stripped"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Defense Evasion","technique":"Virtualization/Sandbox Evasion","attack_id":"T1497","attack_id_wiki":"https://attack.mitre.org/techniques/T1497","identifiers":[{"type":"informative","value":"The input sample possibly contains the RDTSCP instruction"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Defense Evasion","technique":"Deobfuscate/Decode Files or Information","attack_id":"T1140","attack_id_wiki":"https://attack.mitre.org/techniques/T1140","identifiers":[{"type":"informative","value":"Shows ability to deobfuscate/decode files or information"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Defense Evasion","technique":"Execution Guardrails","attack_id":"T1480","attack_id_wiki":"https://attack.mitre.org/techniques/T1480","identifiers":[{"type":"informative","value":"Shows ability to use execution guardrails"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Credential Access","technique":"/etc/passwd and /etc/shadow","attack_id":"T1003.008","attack_id_wiki":"https://attack.mitre.org/techniques/T1003/008","identifiers":[{"type":"suspicious","value":"Reads users database (/etc/passwd file) (syscall)"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Discovery","technique":"System Network Configuration Discovery","attack_id":"T1016","attack_id_wiki":"https://attack.mitre.org/techniques/T1016","identifiers":[{"type":"informative","value":"Calls a system call typically used to retrieve the current address to which the socket is bound"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Discovery","technique":"File and Directory Discovery","attack_id":"T1083","attack_id_wiki":"https://attack.mitre.org/techniques/T1083","identifiers":[{"type":"informative","value":"Reads files"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Discovery","technique":"System Owner/User Discovery","attack_id":"T1033","attack_id_wiki":"https://attack.mitre.org/techniques/T1033","identifiers":[{"type":"informative","value":"Gets user and/or group ID (syscall)"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Discovery","technique":"System Information Discovery","attack_id":"T1082","attack_id_wiki":"https://attack.mitre.org/techniques/T1082","identifiers":[{"type":"suspicious","value":"Queries system general information (syscall)"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Discovery","technique":"System Network Connections Discovery","attack_id":"T1049","attack_id_wiki":"https://attack.mitre.org/techniques/T1049","identifiers":[{"type":"informative","value":"Queries socket options"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Discovery","technique":"Remote System Discovery","attack_id":"T1018","attack_id_wiki":"https://attack.mitre.org/techniques/T1018","identifiers":[{"type":"suspicious","value":"Reads hosts file (syscall)"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Command and Control","technique":"Application Layer Protocol","attack_id":"T1071","attack_id_wiki":"https://attack.mitre.org/techniques/T1071","identifiers":[{"type":"suspicious","value":"Detected Suricata Alert - CnC Activity"},{"type":"informative","value":"Found potential URL in binary/memory"},{"type":"informative","value":"Contacts domains"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Command and Control","technique":"Data Encoding","attack_id":"T1132","attack_id_wiki":"https://attack.mitre.org/techniques/T1132","identifiers":[{"type":"informative","value":"HTTP requests contain Base64 strings"},{"type":"informative","value":"HTTP requests contain custom Base62 strings"},{"type":"informative","value":"PCAP contains base64 strings"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Command and Control","technique":"Non-Application Layer Protocol","attack_id":"T1095","attack_id_wiki":"https://attack.mitre.org/techniques/T1095","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Command and Control","technique":"Web Protocols","attack_id":"T1071.001","attack_id_wiki":"https://attack.mitre.org/techniques/T1071/001","identifiers":[{"type":"malicious","value":"Found unknown user-agent(s)"},{"type":"informative","value":"Tries to GET non-existent files from a webserver"},{"type":"informative","value":"Communicates with HTTP webserver (GET/POST requests)"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Command and Control","technique":"DNS","attack_id":"T1071.004","attack_id_wiki":"https://attack.mitre.org/techniques/T1071/004","identifiers":[{"type":"informative","value":"Queries DNS server"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Command and Control","technique":"Symmetric Cryptography","attack_id":"T1573.001","attack_id_wiki":"https://attack.mitre.org/techniques/T1573/001","identifiers":[{"type":"informative","value":"Shows ability to use encryption for command and control traffic"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"tactic":"Exfiltration","technique":"Exfiltration Over C2 Channel","attack_id":"T1041","attack_id_wiki":"https://attack.mitre.org/techniques/T1041","identifiers":[{"type":"suspicious","value":"POSTs data to a webserver"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]}],"sandbox_signatures":[{"level":"informative","category":"Anti-Detection/Stealthyness","name":"PCAP contains base64 strings","description":"Contains base64 encoded string \"TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==\" in [Source : PCAP]","origin":"File/Memory","mitre_attack_id":"T1132","relevance":1,"id":"string-504","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Cryptographic Related","name":"HTTP requests contain Base64 strings","description":"$25","origin":"Network Traffic","mitre_attack_id":"T1132","relevance":1,"id":"network-60","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Cryptographic Related","name":"Shows ability to deobfuscate/decode files or information","description":"The analysis shows use of encryption and can be used to decode file or information. Matched sigs: PCAP contains base64 strings\n Matched sigs: Found XOR encryption related strings\n Matched sigs: HTTP requests contain Base64 strings\n Matched sigs: YARA signature match - AES encryption","origin":"Indicator Combinations","mitre_attack_id":"T1140","relevance":1,"id":"summary-32","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Cryptographic Related","name":"Shows ability to obfuscate file or information","description":"The analysis contains indicators for cyrpto or data obfuscation(base64/decrypt) which can hide information. Matched sigs: Contains CRYPTO related strings\n Matched sigs: PCAP contains base64 strings\n Matched sigs: Found XOR encryption related strings\n Matched sigs: HTTP requests contain Base64 strings\n Matched sigs: YARA signature match - AES encryption","origin":"Indicator Combinations","mitre_attack_id":"T1027","relevance":1,"id":"summary-28","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Cryptographic Related","name":"Shows ability to use encryption for command and control traffic","description":"The analysis shows use of encryption\n use of http/https that can be used to send encrypted data on command and control server. Matched sigs: Found XOR encryption related strings\n Matched sigs: YARA signature match - AES encryption\n Matched sigs: Found potential URL in binary/memory\n Matched sigs: Detected Suricata Alert - CnC Activity\n Matched sigs: Contacts domains","origin":"Indicator Combinations","mitre_attack_id":"T1573.001","relevance":1,"id":"summary-31","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Environment Awareness","name":"Gets user and/or group ID (syscall)","description":"/home/ubuntu/tmpeponavbb used: getuid","origin":"API Call","mitre_attack_id":"T1033","id":"api-1004","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"External Systems","name":"Detected Suricata Alert","description":"Detected alert \"SURICATA UDPv4 invalid checksum\" (SID: 2200075, Rev: 2, Severity: 3) categorized as \"Generic Protocol Command Decode\"","origin":"Suricata Alerts","relevance":10,"id":"suricata-0","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"General","name":"Binary is stripped","description":"tmpeponavbb is stripped","origin":"Static Parser","mitre_attack_id":"T1027","id":"static-1000","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"General","name":"Calls native functions (syscalls)","description":"$26","origin":"API Call","mitre_attack_id":"T1106","relevance":3,"id":"api-1150","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"General","name":"Contacts domains","description":"\"www.karin-store.com\"","origin":"Network Traffic","mitre_attack_id":"T1071","relevance":1,"id":"network-0","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"General","name":"Contains native function calls (syscalls strings)","description":"$27","origin":"File/Memory","mitre_attack_id":"T1106","relevance":1,"id":"string-5000","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"General","name":"Queries DNS server","description":"\"www.karin-store.com\"","origin":"Network Traffic","mitre_attack_id":"T1071.004","relevance":1,"id":"network-51","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"General","name":"The input sample possibly contains the RDTSCP instruction","description":"Found VM detection artifact \"RDTSCP trick\" in \"sample.bin\" (Offset: 4226653)","origin":"Binary File","mitre_attack_id":"T1497","relevance":5,"id":"binary-26","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"General","name":"Tries to GET non-existent files from a webserver","description":"\"POST /recaptcha.php HTTP/1.1\nHost: www.karin-store.com\nUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==\nConnection: close\nContent-Length: 0\nAccept-Encoding: gzip\"\n \"POST /recaptcha.php HTTP/1.1\nHost: www.karin-store.com\nUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==\nConnection: close\nContent-Length: 0\nCookie: captcha_session=NDQ3ODFlMTQ3ZDA4NGQ5YWVlODExODc1MDc5MWQyNjZhMjE2; captcha_val=dfA54qBDgj4miLsiJ%2FEghzcA5fY%2Flrk%3D\nAccept-Encoding: gzip\"","origin":"Network Traffic","mitre_attack_id":"T1071.001","relevance":5,"id":"network-3","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Installation/Persistence","name":"Reads files","description":"/home/ubuntu/tmpeponavbb reads file

\n /home/ubuntu/tmpeponavbb reads file /sys/kernel/mm/transparent_hugepage/hpage_pmd_size\n /home/ubuntu/tmpeponavbb reads file /etc/passwd\n /home/ubuntu/tmpeponavbb reads file /etc/nsswitch.conf\n /home/ubuntu/tmpeponavbb reads file /etc/resolv.conf\n /home/ubuntu/tmpeponavbb reads file /etc/hosts\n /home/ubuntu/tmpeponavbb reads file <4u>127.0.0.1:37542->127.0.0.53:53\n /home/ubuntu/tmpeponavbb reads file <4t>192.168.0.2:54636->157.7.184.18:80\n /home/ubuntu/tmpeponavbb reads file <4u>127.0.0.1:37337->127.0.0.53:53\n /home/ubuntu/tmpeponavbb reads file <4t>192.168.0.2:54638->157.7.184.18:80\n /home/ubuntu/tmpeponavbb reads file <4u>127.0.0.1:58877->127.0.0.53:53","origin":"API Call","mitre_attack_id":"T1083","relevance":3,"id":"api-1156","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Installation/Persistence","name":"Shows ability to use execution guardrails","description":"The analysis shows indicators which can be used as execution guardrails to ensure that payload only executes against intended targets/system. Matched sigs: The input sample possibly contains the RDTSCP instruction","origin":"Indicator Combinations","mitre_attack_id":"T1480","relevance":1,"id":"summary-29","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Network Related","name":"Calls a system call typically used to retrieve the current address to which the socket is bound","description":"/home/ubuntu/tmpeponavbb executed: getsockname","origin":"API Call","mitre_attack_id":"T1016","relevance":3,"id":"api-1152","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Network Related","name":"Communicates with HTTP webserver (GET/POST requests)","description":"Found http requests in header \"POST /recaptcha.php\"","origin":"Network Traffic","mitre_attack_id":"T1071.001","relevance":1,"id":"network-62","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Network Related","name":"Contains ability to set the socket options (syscall string)","description":"Observed string: \"SetsockoptInt\" (Indicator: \"setsockopt\")\n Observed string: \"SetsockoptByte\" (Indicator: \"setsockopt\")\n Observed string: \"SetsockoptIPMreq\" (Indicator: \"setsockopt\")\n Observed string: \"SetsockoptLinger\" (Indicator: \"setsockopt\")\n Observed string: \"SetsockoptIPMreqn\" (Indicator: \"setsockopt\")\n Observed string: \"SetsockoptIPv6Mreq\" (Indicator: \"setsockopt\")\n Observed string: \"SetsockoptInet4Addr\" (Indicator: \"setsockopt\")","origin":"File/Memory","mitre_attack_id":"T1205.002","relevance":1,"id":"string-5002","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Network Related","name":"Found potential URL in binary/memory","description":"Heuristic match: \"*big.int\"\n Heuristic match: \"**big.int\"\n Heuristic match: \"*pkix.name\"\n Heuristic match: \"*[]*big.int\"\n Heuristic match: \"*reflect.name\"\n Heuristic match: \"*runtime.name\"\n Heuristic match: \"*dnsmessage.name\"\n Pattern match: \"www.karin-store.com\"\n Pattern match: \"www.karin-store.comuser-agent\"","origin":"File/Memory","mitre_attack_id":"T1071","relevance":3,"id":"string-3","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Network Related","name":"HTTP requests contain custom Base62 strings","description":"$28","origin":"Network Traffic","mitre_attack_id":"T1132","relevance":1,"id":"network-78","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Network Related","name":"JA3 SSL client fingerprint","description":"Observed JA3 fingerprint: 473cd7cb9faa642487833865d516e578","origin":"Network Traffic","relevance":1,"id":"network-55","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Network Related","name":"Queries socket options","description":"/home/ubuntu/tmpeponavbb uses: getsockopt","origin":"API Call","mitre_attack_id":"T1049","id":"api-1007","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Pattern Matching","name":"YARA signature match - AES encryption","description":"YARA signature for AES encryption matched on file \"sample.bin\"","origin":"YARA Signature","mitre_attack_id":"T1027","relevance":5,"id":"yara-103","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Pattern Matching","name":"YARA signature match – Golang binary","description":"YARA signature for Golang binary file \"sample.bin\"","origin":"YARA Signature","relevance":1,"id":"yara-500","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"informative","category":"Spyware/Information Retrieval","name":"Contains CRYPTO related strings","description":"$29","origin":"File/Memory","mitre_attack_id":"T1027","relevance":3,"id":"string-57","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"suspicious","category":"Cryptographic Related","name":"Found XOR encryption related strings","description":"Observed string: \"XORKeyStream\" (Indicator: \"xorkeys\")","origin":"File/Memory","mitre_attack_id":"T1027","relevance":3,"id":"string-5005","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"suspicious","category":"Environment Awareness","name":"Queries system general information (syscall)","description":"/home/ubuntu/tmpeponavbb used: uname","origin":"API Call","mitre_attack_id":"T1082","relevance":3,"id":"api-1006","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"suspicious","category":"External Systems","name":"Detected Suricata Alert - CnC Activity","description":"Detected alert \"ET MALWARE Golang/Kaos/YamaBot CnC Activity\" (SID: 2037241, Rev: 3, Severity: 1) categorized as \"Malware Command and Control Activity Detected\" (PUA/PUP/Adware)\n Detected alert \"ET MALWARE Golang/Kaos/YamaBot CnC Activity M2 (POST)\" (SID: 2037252, Rev: 2, Severity: 1) categorized as \"A Network Trojan was detected\" (PUA/PUP/Adware)","origin":"Suricata Alerts","mitre_attack_id":"T1071","relevance":1,"id":"suricata-7","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"suspicious","category":"General","name":"POSTs data to a webserver","description":"$2a","origin":"Network Traffic","mitre_attack_id":"T1041","relevance":5,"id":"network-4","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"suspicious","category":"Network Related","name":"Reads hosts file (syscall)","description":"tmpeponavbb read: /etc/hosts","origin":"API Call","mitre_attack_id":"T1018","relevance":10,"id":"api-1028","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"suspicious","category":"Spyware/Information Retrieval","name":"Reads users database (/etc/passwd file) (syscall)","description":"tmpeponavbb reads: /etc/passwd","origin":"API Call","mitre_attack_id":"T1003.008","relevance":10,"id":"api-1009","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"suspicious","category":"Unusual Characteristics","name":"Binary is statically linked","description":"tmpeponavbb is statically linked","origin":"Static Parser","mitre_attack_id":"T1027","relevance":10,"id":"static-1001","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"malicious","category":"Anti-Reverse Engineering","name":"Section headers are modified/stripped","description":"tmpeponavbb section headers are modified/stripped","origin":"Static Parser","mitre_attack_id":"T1027","relevance":10,"id":"static-1004","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"malicious","category":"Anti-Reverse Engineering","name":"The binary is stripped and also statically linked","description":"The binary has been stripped of all debug symbols and its shared objects are also statically linked to the binary","origin":"Indicator Combinations","mitre_attack_id":"T1027","relevance":10,"id":"summary-1000","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"malicious","category":"External Systems","name":"Sample detected by CrowdStrike Static Analysis and ML with relatively high confidence","description":"CrowdStrike Static Analysis and ML (QuickScan) yielded detection: linux/malicious_confidence_100% (W)","origin":"External System","relevance":10,"id":"avtest-8","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"level":"malicious","category":"Network Related","name":"Found unknown user-agent(s)","description":"Found the following user-agents: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==","origin":"Network Traffic","mitre_attack_id":"T1071.001","relevance":5,"id":"network-56","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]}],"incidents":[{"name":"Spyware","details_count":1,"details":[{"detail":"POSTs data to a webserver"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"name":"Fingerprint","details_count":1,"details":[{"detail":"Queries system general information (syscall)"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]},{"name":"Network Behavior","details_count":1,"details":[{"detail":"Contacts 1 domain and 1 host"}],"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]}]},"activity":{"stats":{"process_count":4,"spawned_processes_count":4,"injected_processes_count":0,"script_calls_count":0,"mutex_created_count":0,"imported_dlls_count":0,"dropped_files_count":0,"extracted_files_count":0,"files_written_count":0,"files_deleted_count":0,"registry_keys_created_count":0,"registry_keys_modified_count":0,"registry_keys_deleted_count":0,"registry_keys_opened_count":0,"registry_keys_queried_count":0,"registry_operations_count":0,"embedded_ips_count":0,"embedded_domains_count":0,"embedded_urls_count":0,"contacted_hosts_count":0,"dns_resolutions_count":1,"contacted_urls_count":1,"http_requests_count":1},"behavior_tags":["evasive"],"sample_flags":["Multi-Process","Network Traffic"],"sandbox_reports":[{"id":"672d3106651ee98f6e058fd9","environment_id":310,"environment_description":"Linux (Ubuntu 20.04, 64 bit)","state":"SUCCESS","verdict":"malicious","threat_score":100,"contacted_countries":["JPN"],"submit_name":"tmpeponavbb","analysis_start_time":"2024-11-07T21:31:19+00:00","indicators_count":{"informative":26,"suspicious":8,"malicious":5},"tags":["Multi-Process","Network Traffic"],"is_in_unified_schema":true}],"network_activity":{"contacted_hosts":null,"dns_resolutions":[{"domain":"www.karin-store.com","address":"157.7.184.18","ttl":60,"country":"Japan","registrar_name":"ENOM, INC.","registrar_organization":"REDACTED FOR PRIVACY","registrar_name_servers":"NS1.TSUKAERU.NET","registrar_creation_date":"2011-11-28T06:32:44+00:00","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]}],"http_requests":[{"host":"www.karin-store.com","host_ip":"157.7.184.18:80","url":"/recaptcha.php","method":"POST","response_code":"404","response_phrase":"Not Found","header":"POST /recaptcha.php HTTP/1.1\nHost: www.karin-store.com\nUser-Agent: TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzYwLjAuMzExMi4xMTMgU2FmYXJpLzUzNy4zNg==\nConnection: close\nContent-Length: 0\nAccept-Encoding: gzip","sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}]}]},"process_activity":{"sources":[{"report_type":"sandbox","report_id":"672d3106651ee98f6e058fd9"}],"processes":[{"pid":1677,"ppid":0,"name":"tmpeponavbb","command_line":"","normalized_path":"/home/ubuntu/tmpeponavbb","uid":"62378619-1677"},{"pid":1678,"ppid":0,"name":"tmpeponavbb","command_line":"","normalized_path":"/home/ubuntu/tmpeponavbb","uid":"65198644-1678"},{"pid":1679,"ppid":0,"name":"tmpeponavbb","command_line":"","normalized_path":"/home/ubuntu/tmpeponavbb","uid":"65278645-1679"},{"pid":1680,"ppid":0,"name":"tmpeponavbb","command_line":"","normalized_path":"/home/ubuntu/tmpeponavbb","uid":"65358645-1680"}],"all_imported_dlls":null},"file_activity":{"dropped_files":null,"extracted_files":null,"files_written":null,"files_deleted":null},"registry_activity":{"keys_created":null,"keys_modified":null,"keys_deleted":null},"mutex_activity":{"mutex_created":null}},"report_ids":{"sandbox_job_ids":["672d3106651ee98f6e058fd9"]}}}]]}] 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