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YARA · ditekSHen detection

DITEKSHEN_MALWARE_Win_Coinminer02

Detects coinmining malware

MalwareCoinminer02ditekSHen 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 coinmining malware

Associated malware family: Coinminer02.

Targets: Windows PE.

It defines 11 patterns (11 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

Download .yar
malware-win-coinminer02.yarBSD 2-Clause License
rule DITEKSHEN_MALWARE_Win_Coinminer02 : FILE
{
	meta:
		description = "Detects coinmining malware"
		author = "ditekSHen"
		id = "1878a1b5-4e97-5575-802e-573caded2b3a"
		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#L6553-L6571"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "83760aef667819923a2ac67c006e03bb6d4260b7a4aedd691dd5b145fb50d5c1"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$s1 = "%s/%s (Windows NT %lu.%lu" fullword ascii
		$s2 = "\\Microsoft\\Libs\\WR64.sys" wide
		$s3 = "\\\\.\\WinRing0_" wide
		$s4 = "pool_wallet" ascii
		$s5 = "cryptonight" ascii
		$s6 = "mining.submit" ascii
		$c1 = "stratum+ssl://" ascii
		$c2 = "daemon+http://" ascii
		$c3 = "stratum+tcp://" ascii
		$c4 = "socks5://" ascii
		$c5 = "losedaemon+https://" ascii

	condition:
		uint16( 0 ) == 0x5a4d and ( 3 of ( $s* ) and 1 of ( $c* ) )
}

Strings (11 patterns)

IdentifierTypeValueModifiers
$s1text"%s/%s (Windows NT %lu.%lu"fullword ascii
$s2text"\\Microsoft\\Libs\\WR64.sys"wide
$s3text"\\\\.\\WinRing0_"wide
$s4text"pool_wallet"ascii
$s5text"cryptonight"ascii
$s6text"mining.submit"ascii
$c1text"stratum+ssl://"ascii
$c2text"daemon+http://"ascii
$c3text"stratum+tcp://"ascii
$c4text"socks5://"ascii
$c5text"losedaemon+https://"ascii

Condition

uint16( 0 ) == 0x5a4d and ( 3 of ( $s* ) and 1 of ( $c* ) )

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • At least 3 patterns in ( $s* ) must match.
  • At least 1 patterns in ( $c* ) 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: 1878a1b5-4e97-5575-802e-573caded2b3a

Tags:FILE

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