mirror of
https://github.com/valitydev/signature-base.git
synced 2024-11-06 10:05:18 +00:00
76 lines
2.7 KiB
Plaintext
76 lines
2.7 KiB
Plaintext
/*
|
|
Yara Rule Set
|
|
Author: Florian Roth
|
|
Date: 2018-05-30
|
|
Identifier: TA-18-149A
|
|
Reference: https://www.us-cert.gov/ncas/alerts/TA18-149A
|
|
*/
|
|
|
|
/* Rule Set ----------------------------------------------------------------- */
|
|
|
|
import "pe"
|
|
|
|
rule APT_TA18_149A_Joanap_Sample1 {
|
|
meta:
|
|
description = "Detects malware from TA18-149A report by US-CERT"
|
|
license = "https://creativecommons.org/licenses/by-nc/4.0/"
|
|
author = "Florian Roth"
|
|
reference = "https://www.us-cert.gov/ncas/alerts/TA18-149A"
|
|
date = "2018-05-30"
|
|
hash1 = "ea46ed5aed900cd9f01156a1cd446cbb3e10191f9f980e9f710ea1c20440c781"
|
|
strings:
|
|
$x1 = "cmd.exe /q /c net share adnim$" ascii
|
|
$x2 = "\\\\%s\\adnim$\\system32\\%s" fullword ascii
|
|
$s1 = "SMB_Dll.dll" fullword ascii
|
|
$s2 = "%s User or Password is not correct!" fullword ascii
|
|
$s3 = "perfw06.dat" fullword ascii
|
|
condition:
|
|
uint16(0) == 0x5a4d and filesize < 300KB and (
|
|
pe.imphash() == "f0087d7b90876a2769f2229c6789fcf3" or
|
|
1 of ($x*) or
|
|
2 of them
|
|
)
|
|
}
|
|
|
|
rule APT_TA18_149A_Joanap_Sample2 {
|
|
meta:
|
|
description = "Detects malware from TA18-149A report by US-CERT"
|
|
license = "https://creativecommons.org/licenses/by-nc/4.0/"
|
|
author = "Florian Roth"
|
|
reference = "https://www.us-cert.gov/ncas/alerts/TA18-149A"
|
|
date = "2018-05-30"
|
|
hash1 = "077d9e0e12357d27f7f0c336239e961a7049971446f7a3f10268d9439ef67885"
|
|
strings:
|
|
$s1 = "%SystemRoot%\\system32\\svchost.exe -k Wmmvsvc" fullword ascii
|
|
$s2 = "%SystemRoot%\\system32\\svchost.exe -k SCardPrv" fullword ascii
|
|
$s3 = "%SystemRoot%\\system32\\Wmmvsvc.dll" fullword ascii
|
|
$s4 = "%SystemRoot%\\system32\\scardprv.dll" fullword ascii
|
|
condition:
|
|
uint16(0) == 0x5a4d and filesize < 600KB and (
|
|
pe.imphash() == "e8cd12071a8e823ebc434c8ee3e23203" or
|
|
2 of them
|
|
)
|
|
}
|
|
|
|
rule APT_TA18_149A_Joanap_Sample3 {
|
|
meta:
|
|
description = "Detects malware from TA18-149A report by US-CERT"
|
|
license = "https://creativecommons.org/licenses/by-nc/4.0/"
|
|
author = "Florian Roth"
|
|
reference = "https://www.us-cert.gov/ncas/alerts/TA18-149A"
|
|
date = "2018-05-30"
|
|
hash1 = "a1c483b0ee740291b91b11e18dd05f0a460127acfc19d47b446d11cd0e26d717"
|
|
strings:
|
|
$s1 = "mssvcdll.dll" fullword ascii
|
|
$s2 = "https://www.google.com/index.html" fullword ascii
|
|
$s3 = "LOGINDLG" fullword wide
|
|
$s4 = "rundll" fullword ascii
|
|
$s5 = "%%s\\%%s%%0%dd.%%s" fullword ascii
|
|
$s6 = "%%s\\%%s%%0%dd" fullword ascii
|
|
condition:
|
|
uint16(0) == 0x5a4d and filesize < 200KB and (
|
|
pe.imphash() == "f6f7b2e00921129d18061822197111cd" or
|
|
3 of them
|
|
)
|
|
}
|