rule termite_ransomware { meta: description = "Rule to detect Termite Ransomware" author = "Marc Rivero | @seifreed" reference = "https://www.bleepingcomputer.com/news/security/the-week-in-ransomware-august-31st-2018-devs-on-vacation/" strings: $s1 = "C:\\Windows\\SysNative\\mswsock.dll" fullword ascii $s2 = "C:\\Windows\\SysWOW64\\mswsock.dll" fullword ascii $s3 = "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run\\Termite.exe" fullword ascii $s4 = "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run\\Payment.exe" fullword ascii $s5 = "C:\\Windows\\Termite.exe" fullword ascii $s6 = "\\Shell\\Open\\Command\\" fullword ascii $s7 = "t314.520@qq.com" fullword ascii $s8 = "(*.JPG;*.PNG;*.BMP;*.GIF;*.ICO;*.CUR)|*.JPG;*.PNG;*.BMP;*.GIF;*.ICO;*.CUR|JPG" fullword ascii condition: ( uint16(0) == 0x5a4d and filesize < 6000KB ) and all of them }