rule sakula_v3_1 { meta: description = "Sakula v3.1" date = "2015-10-13" author = "Airbus Defence and Space Cybersecurity CSIRT - Yoann Francou" reference = "http://blog.airbuscybersecurity.com/post/2015/10/Malware-Sakula-Evolutions-%28Part-2/2%29" strings: $m1 = "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0)" $m2 = ".NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0)" $m3 = "Self Process Id:" $m4 = "msi.dll" $m5 = "setup.msi" $m6 = "%WINDIR%\\system32\\svchost.exe" $MZ = "MZ" condition: $MZ at 0 and all of them }