/* Yara Rule Set Author: Florian Roth Date: 2016-06-14 Identifier: Sofacy June 2016 */ /* Rule Set ----------------------------------------------------------------- */ rule Sofacy_Jun16_Sample1 { meta: description = "Detects Sofacy Malware mentioned in PaloAltoNetworks APT report" license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE" author = "Florian Roth (Nextron Systems)" reference = "http://goo.gl/mzAa97" date = "2016-06-14" score = 85 hash1 = "be1cfa10fcf2668ae01b98579b345ebe87dab77b6b1581c368d1aba9fd2f10a0" id = "62b577e3-7ccb-59df-a944-96ffe9b16d3d" strings: $s1 = "clconfg.dll" fullword ascii $s2 = "ASijnoKGszdpodPPiaoaghj8127391" fullword wide condition: ( uint16(0) == 0x5a4d and filesize < 200KB and ( 1 of ($s*) ) ) or ( all of them ) } rule Sofacy_Jun16_Sample2 { meta: description = "Detects Sofacy Malware mentioned in PaloAltoNetworks APT report" license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE" author = "Florian Roth (Nextron Systems)" reference = "http://goo.gl/mzAa97" date = "2016-06-14" score = 85 hash1 = "57d230ddaf92e2d0504e5bb12abf52062114fb8980c5ecc413116b1d6ffedf1b" hash2 = "69940a20ab9abb31a03fcefe6de92a16ed474bbdff3288498851afc12a834261" hash3 = "aeeab3272a2ed2157ebf67f74c00fafc787a2b9bbaa17a03be1e23d4cb273632" id = "21561e13-a190-565e-a08b-e6a07c84c3db" strings: $x1 = "DGMNOEP" fullword ascii $x2 = "/%s%s%s/?%s=" fullword ascii $s1 = "Control Panel\\Dehttps=https://%snetwork.proxy.ht2" fullword ascii $s2 = "http=http://%s:%Control Panel\\Denetwork.proxy.ht&ol1mS9" fullword ascii $s3 = "svchost.dll" fullword wide $s4 = "clconfig.dll" fullword wide condition: ( uint16(0) == 0x5a4d and filesize < 100KB and ( all of ($x*) ) ) or ( 3 of them ) } rule Sofacy_Jun16_Sample3 { meta: description = "Detects Sofacy Malware mentioned in PaloAltoNetworks APT report" license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE" author = "Florian Roth (Nextron Systems)" reference = "http://goo.gl/mzAa97" date = "2016-06-14" score = 85 hash1 = "c2551c4e6521ac72982cb952503a2e6f016356e02ee31dea36c713141d4f3785" id = "f97bc840-0d9a-5a9e-9e13-7b7f8acc53a5" strings: $s1 = "ASLIiasiuqpssuqkl713h" fullword wide condition: uint16(0) == 0x5a4d and filesize < 200KB and $s1 }