Sneed-Reactivity/yara-Neo23x0/apt_turla_kazuar.yar

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import "pe"
/*
"dbgsview.exe"
Agent.exe
"adflctlmon.exe"
d3429016-d029-45b8-b260-85221265838e
76b7b11a-4124-448b-9903-15524e321f3f
2cde886e-ee24-496a-bb31-1ced6b766ced
imphash
f34d5f2d4577ed6d9ceec516c1f5a744
*/
rule apt_RU_Turla_Kazuar_DebugView_peFeatures
{
meta:
description = "Turla mimicking SysInternals Tools- peFeatures"
reference = "https://www.epicturla.com/blog/sysinturla"
version = "2.0"
author = "JAG-S"
score = 85
hash1 = "1749c96cc1a4beb9ad4d6e037e40902fac31042fa40152f1d3794f49ed1a2b5c"
hash2 = "44cc7f6c2b664f15b499c7d07c78c110861d2cc82787ddaad28a5af8efc3daac"
id = "0a1675c0-8645-5288-9ef6-e68ffbfe0c3b"
condition:
uint16(0) == 0x5a4d
and
(
pe.version_info["LegalCopyright"] == "Test Copyright"
and
(
(
pe.version_info["ProductName"] == "Sysinternals DebugView"
and
pe.version_info["Description"] == "Sysinternals DebugView"
)
or
(
pe.version_info["FileVersion"] == "4.80.0.0"
and
pe.version_info["Comments"] == "Sysinternals DebugView"
)
or
(
pe.version_info["OriginalName"] contains "DebugView.exe"
and
pe.version_info["InternalName"] contains "DebugView.exe"
)
or
(
pe.version_info["OriginalName"] == "Agent.exe"
and
pe.version_info["InternalName"] == "Agent.exe"
)
)
)
}
rule APT_MAL_RU_Turla_Kazuar_May20_1 {
meta:
description = "Detects Turla Kazuar malware"
author = "Florian Roth (Nextron Systems)"
reference = "https://www.epicturla.com/blog/sysinturla"
date = "2020-05-28"
hash1 = "1749c96cc1a4beb9ad4d6e037e40902fac31042fa40152f1d3794f49ed1a2b5c"
hash2 = "1fca5f41211c800830c5f5c3e355d31a05e4c702401a61f11e25387e25eeb7fa"
hash3 = "2d8151dabf891cf743e67c6f9765ee79884d024b10d265119873b0967a09b20f"
hash4 = "44cc7f6c2b664f15b499c7d07c78c110861d2cc82787ddaad28a5af8efc3daac"
id = "cd0d1fa2-5303-55f8-90a7-4a699ec79230"
strings:
$s1 = "Sysinternals" ascii fullword
$s2 = "Test Copyright" wide fullword
$op1 = { 0d 01 00 08 34 2e 38 30 2e 30 2e 30 00 00 13 01 }
condition:
uint16(0) == 0x5a4d and
filesize < 2000KB and
all of them
}