rule wp_shell_crew { meta: author = "@patrickrolsen" reference = "http://www.emc.com/collateral/white-papers/h12756-wp-shell-crew.pdf" filetype = "EXE" version = "0.1" date = "1/29/2014" strings: $mz = { 4d 5a } // MZ $s1 = "IsWow64Process" $s2 = "svchost.exe -k netsvcs" $s3 = "Services\\%s\\Parameters" $s4 = "%s %s %s" $s5 = "-%s-%03d" $s6 = "127.0.0.1" $s7 = "\\temp\\" fullword condition: ($mz at 0) and (all of ($s*)) }