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YARA · ditekSHen detection

DITEKSHEN_MALWARE_Win_GENERIC01

Detects known unamed malicious executables, mostly DLLs

MalwareGENERIC01ditekSHen 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 known unamed malicious executables, mostly DLLs

Associated malware family: GENERIC01.

Targets: Windows PE.

It defines 6 patterns (6 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

Download .yar
malware-win-generic01.yarBSD 2-Clause License
rule DITEKSHEN_MALWARE_Win_GENERIC01 : FILE
{
	meta:
		description = "Detects known unamed malicious executables, mostly DLLs"
		author = "ditekSHen"
		id = "3c16df71-f2e2-591c-b377-7e5ed697d43f"
		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#L4562-L4575"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "ddae979db5ddda772ca66a3d50e4b5479b16052ea002fd04fdbf295ce784e291"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$s1 = "\\wmkawe_%d.data" ascii
		$s2 = "\\resmon.resmoncfg" ascii
		$s3 = "ByPassUAC" fullword ascii
		$s4 = "rundll32.exe C:\\ProgramData\\Sandboxie\\SbieMsg.dll,installsvc" fullword ascii nocase
		$s5 = "%s\\SbieMsg." ascii
		$s6 = "Stupid Japanese" fullword ascii

	condition:
		uint16( 0 ) == 0x5a4d and 5 of them
}

Strings (6 patterns)

IdentifierTypeValueModifiers
$s1text"\\wmkawe_%d.data"ascii
$s2text"\\resmon.resmoncfg"ascii
$s3text"ByPassUAC"fullword ascii
$s4text"rundll32.exe C:\\ProgramData\\Sandboxie\\SbieMsg.dll,installsvc"fullword ascii nocase
$s5text"%s\\SbieMsg."ascii
$s6text"Stupid Japanese"fullword ascii

Condition

uint16( 0 ) == 0x5a4d and 5 of them

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • At least 5 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: 3c16df71-f2e2-591c-b377-7e5ed697d43f

Tags:FILE

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