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YARA · ditekSHen detection

DITEKSHEN_MALWARE_Win_Blackmoon

Detects executables using BlackMoon RunTime

MalwareBlackmoonditekSHen 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 executables using BlackMoon RunTime

Associated malware family: Blackmoon.

Targets: Windows PE.

It defines 2 patterns (2 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

Download .yar
malware-win-blackmoon.yarBSD 2-Clause License
rule DITEKSHEN_MALWARE_Win_Blackmoon : FILE
{
	meta:
		description = "Detects executables using BlackMoon RunTime"
		author = "ditekSHen"
		id = "76071d36-3d2d-589c-8c3f-0ae60e69996e"
		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#L5146-L5155"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "05bfde8ec3a469df5707c195e25995ac6af730e8a1595b1a598276c024420be2"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$s1 = "blackmoon" fullword ascii
		$s2 = "BlackMoon RunTime Error:" fullword ascii

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

Strings (2 patterns)

IdentifierTypeValueModifiers
$s1text"blackmoon"fullword ascii
$s2text"BlackMoon RunTime Error:"fullword ascii

Condition

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

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • All 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: 76071d36-3d2d-589c-8c3f-0ae60e69996e

Tags:FILE

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