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Commit 62f37685 by Marc Rivero López Committed by GitHub
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Update APT_Duqu2.yar

parent 13a66e5e
Showing with 145 additions and 41 deletions
malware/APT_Duqu2.yar
......@@ -2,57 +2,161 @@
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.
*/
rule apt_duqu2_loaders
rule apt_duqu2_loaders
{
meta:
copyright = "Kaspersky Lab"
description = "Rule to detect Duqu 2.0 samples"
last_modified = "2015-06-09"
version = "1.0"
strings:
$a1 = "{AAFFC4F0-E04B-4C7C-B40A-B45DE971E81E}" wide
$a2 = "\\\\.\\pipe\\{AAFFC4F0-E04B-4C7C-B40A-B45DE971E81E}" wide
$a4 = "\\\\.\\pipe\\{AB6172ED-8105-4996-9D2A-597B5F827501}" wide
$a5 = "Global\\{B54E3268-DE1E-4c1e-A667-2596751403AD}" wide
$a8 = "SELECT `Data` FROM `Binary` WHERE `Name`='%s%i'" wide
$a9 = "SELECT `Data` FROM `Binary` WHERE `Name`='CryptHash%i'" wide
$a7 = "SELECT `%s` FROM `%s` WHERE `%s`='CAData%i'" wide
$b1 = "MSI.dll"
$b2 = "msi.dll"
$b3 = "StartAction"
$c1 = "msisvc_32@" wide
$c2 = "PROP=" wide
$c3 = "-Embedding" wide
$c4 = "S:(ML;;NW;;;LW)" wide
$d1 = "NameTypeBinaryDataCustomActionActionSourceTargetInstallExecuteSequenceConditionSequencePropertyValueMicrosoftManufacturer" nocase
$d2 = {2E 3F 41 56 3F 24 5F 42 69 6E 64 40 24 30 30 58 55 3F 24 5F 50 6D 66 5F 77 72 61 70 40 50 38 43 4C 52 ?? 40 40 41 45 58 58 5A 58 56 31 40 24 24 24 56 40 73 74 64 40 40 51 41 56 43 4C 52 ?? 40 40 40 73 74 64 40 40}
condition:
( (uint16(0) == 0x5a4d) and ( (any of ($a*)) or (all of ($b*)) or (all of ($c*)) ) and filesize < 100000 ) or ( (uint32(0) == 0xe011cfd0) and ( (any of ($a*)) or (all of ($b*)) or (all of ($c*)) or (any of ($d*)) ) and filesize < 20000000 )
}
rule apt_duqu2_drivers
{
meta:
copyright = "Kaspersky Lab"
description = "Rule to detect Duqu 2.0 drivers"
last_modified = "2015-06-09"
version = "1.0"
strings:
$a1 = "\\DosDevices\\port_optimizer" wide nocase
$a2 = "romanian.antihacker"
$a3 = "PortOptimizerTermSrv" wide
$a4 = "ugly.gorilla1"
$b1 = "NdisIMCopySendCompletePerPacketInfo"
$b2 = "NdisReEnumerateProtocolBindings"
$b3 = "NdisOpenProtocolConfiguration"
condition:
uint16(0) == 0x5A4D and (any of ($a*) ) and (2 of ($b*)) and filesize < 100000
}
/* Action Loader Samples --------------------------------------------------- */
rule Duqu2_Generic1
{
meta:
copyright = "Kaspersky Lab"
description = "Rule to detect Duqu 2.0 samples"
last_modified = "2015-06-09"
version = "1.0"
maltype = "apt"
description = "Kaspersky APT Report - Duqu2 Sample - Generic Rule"
author = "Florian Roth"
reference = "https://goo.gl/7yKyOj"
date = "2015-06-10"
super_rule = 1
hash0 = "3f9168facb13429105a749d35569d1e91465d313"
hash1 = "0a574234615fb2382d85cd6d1a250d6c437afecc"
hash2 = "38447ed1d5e3454fe17699f86c0039f30cc64cde"
hash3 = "5282d073ee1b3f6ce32222ccc2f6066e2ca9c172"
hash4 = "edfca3f0196788f7fde22bd92a8817a957c10c52"
hash5 = "6a4ffa6ca4d6fde8a30b6c8739785f4bd2b5c415"
hash6 = "00170bf9983e70e8dd4f7afe3a92ce1d12664467"
hash7 = "32f8689fd18c723339414618817edec6239b18f3"
hash8 = "f860acec9920bc009a1ad5991f3d5871c2613672"
hash9 = "413ba509e41c526373f991d1244bc7c7637d3e13"
hash10 = "29cd99a9b6d11a09615b3f9ef63f1f3cffe7ead8"
hash11 = "dfe1cb775719b529138e054e7246717304db00b1"
strings:
$s0 = "Global\\{B54E3268-DE1E-4c1e-A667-2596751403AD}" fullword wide
$s1 = "SetSecurityDescriptorSacl" fullword ascii /* PEStudio Blacklist: strings */ /* Goodware String - occured 189 times */
$s2 = "msisvc_32@" fullword wide
$s3 = "CompareStringA" fullword ascii /* PEStudio Blacklist: strings */ /* Goodware String - occured 1392 times */
$s4 = "GetCommandLineW" fullword ascii /* PEStudio Blacklist: strings */ /* Goodware String - occured 1680 times */
condition:
uint16(0) == 0x5a4d and filesize < 150KB and all of them
}
rule APT_Kaspersky_Duqu2_procexp
{
meta:
description = "Kaspersky APT Report - Duqu2 Sample - Malicious MSI"
author = "Florian Roth"
reference = "https://goo.gl/7yKyOj"
date = "2015-06-10"
hash1 = "2422835716066b6bcecb045ddd4f1fbc9486667a"
hash2 = "b120620b5d82b05fee2c2153ceaf305807fa9f79"
hash3 = "288ebfe21a71f83b5575dfcc92242579fb13910d"
strings:
$a1 = "{AAFFC4F0-E04B-4C7C-B40A-B45DE971E81E}" wide
$a2 = "\\\\.\\pipe\\{AAFFC4F0-E04B-4C7C-B40A-B45DE971E81E}" wide
$a4 = "\\\\.\\pipe\\{AB6172ED-8105-4996-9D2A-597B5F827501}" wide
$a5 = "Global\\{B54E3268-DE1E-4c1e-A667-2596751403AD}" wide
$a8 = "SELECT `Data` FROM `Binary` WHERE `Name`=’%s%i'" wide
$a9 = "SELECT `Data` FROM `Binary` WHERE `Name`=’CryptHash%i'" wide
$a7 = "SELECT `%s` FROM `%s` WHERE `%s`=’CAData%i'" wide
$b1 = "MSI.dll"
$b2 = "msi.dll"
$b3 = "StartAction"
$c1 = "msisvc_32@" wide
$c2 = "PROP=" wide
$c3 = "-Embedding" wide
$c4 = "S:(ML;;NW;;;LW)" wide
$d1 = "NameTypeBinaryDataCustomActionActionSourceTargetInstallExecuteSequenceConditionSequencePropertyValueMicrosoftManufacturer" nocase
$d2 = {2E 3F 41 56 3F 24 5F 42 69 6E 64 40 24 30 30 58 55 3F 24 5F 50 6D 66 5F 77 72 61 70 40 50 38 43 4C 52 ?? 40 40 41 45 58 58 5A 58 56 31 40 24 24 24 56 40 73 74 64 40 40 51 41 56 43 4C 52 ?? 40 40 40 73 74 64 40 40}
condition:
( (uint16(0) == 0x5a4d) and ( (any of ($a*)) or (all of ($b*)) or (all of ($c*)) ) and filesize < 100000 ) or ( (uint32(0) == 0xe011cfd0) and ( (any of ($a*)) or (all of ($b*)) or (all of ($c*)) or (any of ($d*)) ) and filesize < 20000000 )
$x1 = "svcmsi_32.dll" fullword wide
$x2 = "msi3_32.dll" fullword wide
$x3 = "msi4_32.dll" fullword wide
$x4 = "MSI.dll" fullword ascii
$s1 = "SELECT `Data` FROM `Binary` WHERE `Name`='%s%i'" fullword wide
$s2 = "Sysinternals installer" fullword wide /* PEStudio Blacklist: strings */
$s3 = "Process Explorer" fullword wide /* PEStudio Blacklist: strings */ /* Goodware String - occured 5 times */
condition:
uint16(0) == 0x5a4d and filesize < 100KB and ( 1 of ($x*) ) and ( all of ($s*) )
}
rule apt_duqu2_drivers
rule APT_Kaspersky_Duqu2_SamsungPrint
{
meta:
copyright = "Kaspersky Lab"
description = "Rule to detect Duqu 2.0 drivers"
last_modified = "2015-06-09"
version = "1.0"
maltype = "apt"
description = "Kaspersky APT Report - Duqu2 Sample - file 2a9a5afc342cde12c6eb9a91ad29f7afdfd8f0fb17b983dcfddceccfbc17af69"
author = "Florian Roth"
reference = "https://goo.gl/7yKyOj"
date = "2015-06-10"
hash = "ce39f41eb4506805efca7993d3b0b506ab6776ca"
strings:
$s0 = "Installer for printer drivers and applications" fullword wide /* PEStudio Blacklist: strings */
$s1 = "msi4_32.dll" fullword wide
$s2 = "HASHVAL" fullword wide
$s3 = "SELECT `%s` FROM `%s` WHERE `%s`='CAData%i'" fullword wide
$s4 = "ca.dll" fullword ascii
$s5 = "Samsung Electronics Co., Ltd." fullword wide
condition:
uint16(0) == 0x5a4d and filesize < 82KB and all of them
}
rule APT_Kaspersky_Duqu2_msi3_32
{
meta:
description = "Kaspersky APT Report - Duqu2 Sample - file d8a849654ab97debaf28ae5b749c3b1ff1812ea49978713853333db48c3972c3"
author = "Florian Roth"
reference = "https://goo.gl/7yKyOj"
date = "2015-06-10"
hash = "53d9ef9e0267f10cc10f78331a9e491b3211046b"
strings:
$a1 = "\\DosDevices\\port_optimizer" wide nocase
$a2 = "romanian.antihacker"
$a3 = "PortOptimizerTermSrv" wide
$a4 = "ugly.gorilla1"
$b1 = "NdisIMCopySendCompletePerPacketInfo"
$b2 = "NdisReEnumerateProtocolBindings"
$b3 = "NdisOpenProtocolConfiguration"
condition:
uint16(0) == 0x5A
$s0 = "ProcessUserAccounts" fullword ascii /* PEStudio Blacklist: strings */
$s1 = "SELECT `UserName`, `Password`, `Attributes` FROM `CustomUserAccounts`" fullword wide /* PEStudio Blacklist: strings */
$s2 = "SELECT `UserName` FROM `CustomUserAccounts`" fullword wide /* PEStudio Blacklist: strings */
$s3 = "SELECT `Data` FROM `Binary` WHERE `Name`='CryptHash%i'" fullword wide
$s4 = "msi3_32.dll" fullword wide
$s5 = "RunDLL" fullword ascii
$s6 = "MSI Custom Action v3" fullword wide
$s7 = "msi3_32" fullword wide
$s8 = "Operating System" fullword wide /* PEStudio Blacklist: strings */ /* Goodware String - occured 9203 times */
condition:
uint16(0) == 0x5a4d and filesize < 72KB and all of them
}
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