/* This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as long as you use it under this license. */ import "pe" rule Dexter_Malware { meta: description = "Detects the Dexter Trojan/Agent http://goo.gl/oBvy8b" author = "Florian Roth" reference = "http://goo.gl/oBvy8b" date = "2015/02/10" score = 70 strings: $s0 = "Java Security Plugin" fullword wide $s1 = "%s\\%s\\%s.exe" fullword wide $s2 = "Sun Java Security Plugin" fullword wide $s3 = "\\Internet Explorer\\iexplore.exe" fullword wide condition: all of them } rule dexter_strings { meta: author = "Brian Wallace @botnet_hunter" author_email = "bwall@ballastsecurity.net" date = "2014-09-10" description = "Identify Dexter POSGrabber" strings: $s1 = "UpdateMutex:" $s2 = "response=" $s3 = "page=" $s4 = "scanin:" condition: all of them }