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YARA · ditekSHen detection

DITEKSHEN_MALWARE_Multi_POOLRAT

Detects POOLRAT

MalwarePOOLRATditekSHen detectionBSD 2-Clause LicenseCompiles with YARA-X
Author
ditekshen
Date
2020-11-06
Modified
2024-11-01
Score / Quality
75 / 75

What this rule detects

Detects POOLRAT

Associated malware family: POOLRAT.

It defines 8 patterns (8 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

Download .yar
malware-multi-poolrat.yarBSD 2-Clause License
rule DITEKSHEN_MALWARE_Multi_POOLRAT : FILE
{
	meta:
		description = "Detects POOLRAT"
		author = "ditekshen"
		id = "5831b479-592d-591b-88b4-73102fe4b6ec"
		date = "2020-11-06"
		modified = "2024-11-01"
		reference = "https://github.com/ditekshen/detection"
		source_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/yara/malware.yar#L11822-L11839"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "efc5881975e97583188d43a8a6b0eb59bb7103664897cc0f88ddc4d2376bd842"
		score = 75
		quality = 75
		tags = "FILE"
		clamav1 = "MALWARE.Osx.Trojan.POOLRAT"
		clamav2 = "MALWARE.Linux.Trojan.POOLRAT"

	strings:
		$s1 = "MSG_CmdP" ascii
		$s2 = "MSG_WriteConfigP" ascii
		$s3 = "MSG_SecureDelP" ascii
		$s4 = "ConnectToProxyP" ascii
		$s5 = "MSG_KeepConP" ascii
		$s6 = "MSG_SleepP" ascii
		$s7 = "MSG_TestP" ascii
		$s8 = "MSG_SetPathP" ascii

	condition:
		( uint16( 0 ) == 0x457f or uint16( 0 ) == 0xfacf or uint16( 0 ) == 0xfeca ) and 7 of them
}

Strings (8 patterns)

IdentifierTypeValueModifiers
$s1text"MSG_CmdP"ascii
$s2text"MSG_WriteConfigP"ascii
$s3text"MSG_SecureDelP"ascii
$s4text"ConnectToProxyP"ascii
$s5text"MSG_KeepConP"ascii
$s6text"MSG_SleepP"ascii
$s7text"MSG_TestP"ascii
$s8text"MSG_SetPathP"ascii

Condition

( uint16( 0 ) == 0x457f or uint16( 0 ) == 0xfacf or uint16( 0 ) == 0xfeca ) and 7 of them

In plain words (Heuristic)

  • At least 7 patterns in the rule must match.

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References

Licence & attribution

Author: ditekshen

Source repository: ditekSHen detection @ e76c93dcde

Licence: BSD 2-Clause License (repository licence)

Copyright notice: Copyright 2021 by ditekSHen (https://github.com/ditekshen/detection).

Original rule

Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.

Rule id: 5831b479-592d-591b-88b4-73102fe4b6ec

Metadata

clamav1MALWARE.Osx.Trojan.POOLRAT
clamav2MALWARE.Linux.Trojan.POOLRAT

Tags:FILE

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