DefenderYara/VirTool/BAT/Subti/VirTool_BAT_Subti_N.yar

23 lines
2.0 KiB
Plaintext

rule VirTool_BAT_Subti_N{
meta:
description = "VirTool:BAT/Subti.N,SIGNATURE_TYPE_PEHSTR_EXT,08 00 08 00 0d 00 00 "
strings :
$a_01_0 = {41 00 6e 00 74 00 69 00 44 00 75 00 6d 00 70 00 } //1 AntiDump
$a_01_1 = {41 00 6e 00 74 00 69 00 53 00 61 00 6e 00 64 00 62 00 6f 00 78 00 69 00 65 00 } //1 AntiSandboxie
$a_01_2 = {44 00 69 00 73 00 61 00 62 00 6c 00 65 00 43 00 4d 00 44 00 } //1 DisableCMD
$a_01_3 = {44 00 69 00 73 00 61 00 62 00 6c 00 65 00 53 00 61 00 66 00 65 00 4d 00 6f 00 64 00 65 00 } //1 DisableSafeMode
$a_01_4 = {44 00 69 00 73 00 61 00 62 00 6c 00 65 00 53 00 79 00 73 00 74 00 65 00 6d 00 52 00 65 00 73 00 74 00 6f 00 72 00 65 00 } //1 DisableSystemRestore
$a_01_5 = {44 00 69 00 73 00 61 00 62 00 6c 00 65 00 54 00 61 00 73 00 6b 00 4d 00 61 00 6e 00 61 00 67 00 65 00 72 00 } //1 DisableTaskManager
$a_01_6 = {50 00 65 00 72 00 73 00 69 00 73 00 74 00 65 00 6e 00 63 00 65 00 53 00 74 00 61 00 72 00 74 00 75 00 70 00 } //1 PersistenceStartup
$a_01_7 = {50 00 72 00 6f 00 74 00 65 00 63 00 74 00 69 00 6f 00 6e 00 41 00 6e 00 74 00 69 00 4d 00 65 00 6d 00 6f 00 72 00 79 00 } //1 ProtectionAntiMemory
$a_01_8 = {50 00 72 00 6f 00 74 00 65 00 63 00 74 00 69 00 6f 00 6e 00 42 00 53 00 4f 00 44 00 } //1 ProtectionBSOD
$a_01_9 = {50 00 72 00 6f 00 74 00 65 00 63 00 74 00 69 00 6f 00 6e 00 44 00 69 00 73 00 61 00 62 00 6c 00 65 00 55 00 41 00 43 00 } //1 ProtectionDisableUAC
$a_01_10 = {53 00 74 00 61 00 72 00 74 00 75 00 70 00 46 00 6f 00 72 00 63 00 65 00 52 00 65 00 73 00 74 00 61 00 72 00 74 00 } //1 StartupForceRestart
$a_01_11 = {53 00 74 00 61 00 72 00 74 00 75 00 70 00 4d 00 65 00 6c 00 74 00 } //1 StartupMelt
$a_01_12 = {5a 00 6f 00 6e 00 65 00 49 00 44 00 44 00 65 00 6c 00 65 00 74 00 65 00 } //1 ZoneIDDelete
condition:
((#a_01_0 & 1)*1+(#a_01_1 & 1)*1+(#a_01_2 & 1)*1+(#a_01_3 & 1)*1+(#a_01_4 & 1)*1+(#a_01_5 & 1)*1+(#a_01_6 & 1)*1+(#a_01_7 & 1)*1+(#a_01_8 & 1)*1+(#a_01_9 & 1)*1+(#a_01_10 & 1)*1+(#a_01_11 & 1)*1+(#a_01_12 & 1)*1) >=8
}