From d5cc1fe0bd9f3deba5186a2d45e674ebf6875bf3 Mon Sep 17 00:00:00 2001 From: mmorenog <mmorenog@users.noreply.github.com> Date: Thu, 21 Jul 2016 15:03:49 +0200 Subject: [PATCH] Rename Trojan_Elex.yar to MALW_Elex.yar --- malware/MALW_Elex.yar | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ malware/Trojan_Elex.yar | 80 -------------------------------------------------------------------------------- 2 files changed, 80 insertions(+), 80 deletions(-) create mode 100644 malware/MALW_Elex.yar delete mode 100644 malware/Trojan_Elex.yar diff --git a/malware/MALW_Elex.yar b/malware/MALW_Elex.yar new file mode 100644 index 0000000..48f9d7a --- /dev/null +++ b/malware/MALW_Elex.yar @@ -0,0 +1,80 @@ +/* + 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 Trj_Elex_Installer_NSIS { + meta: + author = "Centro Criptológico Nacional (CCN)" + description = "Elex Installer NSIS" + ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" + strings: + $mz = { 4d 5a } + $str1 = {4e 75 6c 6c 73 6f 66 74 } + $str2 = {b7 a2 d5 dc 0c d6 a6 3a} + condition: + ($mz at 0) and ($str1 at 0xA008) and ($str2 at 0x1c8700) +} +rule Trj_Elex_Installer { + meta: + author = "Centro Criptológico Nacional (CCN)" + description = "Elex Installer" + ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" + strings: + $mz = { 4d 5a } + $str1 = {65 00 76 00 65 00 72 00 79 00 74 00 68 00 69 00 6e 00 67 00} + $str2 = "IsWow64Process" + $str3 = "SSFK" + condition: + ($mz at 0) and ($str1) and ($str2) and ($str3) +} +rule Trj_Elex_Service32 { + meta: + author = "Centro Criptológico Nacional (CCN)" + description = "Elex Service 32 bits" + ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" + strings: + $mz = { 4d 5a } + $str1 = "http://xa.xingcloud.com/v4/sof-everything/" + $str2 = "http://www.mysearch123.com" + $str3 = "21e223b3f0c97db3c281da1g7zccaefozzjcktmlma" + condition: + (pe.machine == pe.MACHINE_I386) and ($mz at 0) and ($str1) and ($str2) and ($str3) +} +rule Trj_Elex_Service64 { + meta: + author = "Centro Criptológico Nacional (CCN)" + description = "Elex Service 64 bits" + ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" + strings: + $mz = { 4d 5a } + $str1 = "http://xa.xingcloud.com/v4/sof-everything/" + $str2 = "http://www.mysearch123.com" + $str3 = "21e223b3f0c97db3c281da1g7zccaefozzjcktmlma" + condition: + (pe.machine == pe.MACHINE_AMD64) and ($mz at 0) and ($str1) and ($str2) and ($str3) +} +rule Trj_Elex_Dll32 { + meta: + author = "Centro Criptológico Nacional (CCN)" + description = "Elex DLL 32 bits" + ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" + strings: + $mz = { 4d 5a } + $str1 = {59 00 72 00 72 00 65 00 68 00 73 00} + $str2 = "RookIE/1.0" + condition: + (pe.machine == pe.MACHINE_I386) and (pe.characteristics & pe.DLL) and ($mz at 0) and ($str1) and ($str2) +} +rule Trj_Elex_Dll64 { + meta: + author = "Centro Criptológico Nacional (CCN)" + description = "Elex DLL 64 bits" + ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" + strings: + $mz = { 4d 5a } + $str1 = {59 00 72 00 72 00 65 00 68 00 73 00} + $str2 = "RookIE/1.0" + condition: + (pe.machine == pe.MACHINE_AMD64) and (pe.characteristics & pe.DLL) and ($mz at 0) and ($str1) and ($str2) +} diff --git a/malware/Trojan_Elex.yar b/malware/Trojan_Elex.yar deleted file mode 100644 index 48f9d7a..0000000 --- a/malware/Trojan_Elex.yar +++ /dev/null @@ -1,80 +0,0 @@ -/* - 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 Trj_Elex_Installer_NSIS { - meta: - author = "Centro Criptológico Nacional (CCN)" - description = "Elex Installer NSIS" - ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" - strings: - $mz = { 4d 5a } - $str1 = {4e 75 6c 6c 73 6f 66 74 } - $str2 = {b7 a2 d5 dc 0c d6 a6 3a} - condition: - ($mz at 0) and ($str1 at 0xA008) and ($str2 at 0x1c8700) -} -rule Trj_Elex_Installer { - meta: - author = "Centro Criptológico Nacional (CCN)" - description = "Elex Installer" - ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" - strings: - $mz = { 4d 5a } - $str1 = {65 00 76 00 65 00 72 00 79 00 74 00 68 00 69 00 6e 00 67 00} - $str2 = "IsWow64Process" - $str3 = "SSFK" - condition: - ($mz at 0) and ($str1) and ($str2) and ($str3) -} -rule Trj_Elex_Service32 { - meta: - author = "Centro Criptológico Nacional (CCN)" - description = "Elex Service 32 bits" - ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" - strings: - $mz = { 4d 5a } - $str1 = "http://xa.xingcloud.com/v4/sof-everything/" - $str2 = "http://www.mysearch123.com" - $str3 = "21e223b3f0c97db3c281da1g7zccaefozzjcktmlma" - condition: - (pe.machine == pe.MACHINE_I386) and ($mz at 0) and ($str1) and ($str2) and ($str3) -} -rule Trj_Elex_Service64 { - meta: - author = "Centro Criptológico Nacional (CCN)" - description = "Elex Service 64 bits" - ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" - strings: - $mz = { 4d 5a } - $str1 = "http://xa.xingcloud.com/v4/sof-everything/" - $str2 = "http://www.mysearch123.com" - $str3 = "21e223b3f0c97db3c281da1g7zccaefozzjcktmlma" - condition: - (pe.machine == pe.MACHINE_AMD64) and ($mz at 0) and ($str1) and ($str2) and ($str3) -} -rule Trj_Elex_Dll32 { - meta: - author = "Centro Criptológico Nacional (CCN)" - description = "Elex DLL 32 bits" - ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" - strings: - $mz = { 4d 5a } - $str1 = {59 00 72 00 72 00 65 00 68 00 73 00} - $str2 = "RookIE/1.0" - condition: - (pe.machine == pe.MACHINE_I386) and (pe.characteristics & pe.DLL) and ($mz at 0) and ($str1) and ($str2) -} -rule Trj_Elex_Dll64 { - meta: - author = "Centro Criptológico Nacional (CCN)" - description = "Elex DLL 64 bits" - ref = "https://www.ccn-cert.cni.es/informes/informes-ccn-cert-publicos.html" - strings: - $mz = { 4d 5a } - $str1 = {59 00 72 00 72 00 65 00 68 00 73 00} - $str2 = "RookIE/1.0" - condition: - (pe.machine == pe.MACHINE_AMD64) and (pe.characteristics & pe.DLL) and ($mz at 0) and ($str1) and ($str2) -} -- libgit2 0.26.0