Skip to content

YARA · Malpedia signator rules

MALPEDIA_Win_Ddkong_Auto

autogenerated rule brought to you by yara-signator

MalwareDdkongMalpedia signator rulesCreative Commons Attribution-ShareAlike 4.0Compiles with YARA-X
Author
Felix Bilstein - yara-signator at cocacoding dot com
Date
2026-05-04
Modified
2026-05-18
Score / Quality
75 / 75

What this rule detects

autogenerated rule brought to you by yara-signator

Associated malware family: Ddkong.

It defines 10 patterns (0 text, 10 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-ddkong-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Ddkong_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "91b7da66-9170-5306-b4ea-42fbe396c863"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.ddkong"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.ddkong_auto.yar#L1-L121"
		license_url = "N/A"
		logic_hash = "0ef7fe80c2fc5b891afce198259ccc63a9d363920ceb0f9c18270ef26ba4025a"
		score = 75
		quality = 75
		tags = "FILE"
		version = "1"
		tool = "yara-signator v0.6.0"
		signator_config = "callsandjumps;datarefs;binvalue"
		malpedia_rule_date = "20260422"
		malpedia_hash = "a182e35da64e6d71cb55f125c4d4225196523f14"
		malpedia_version = "20260504"
		malpedia_license = "CC BY-SA 4.0"
		malpedia_sharing = "TLP:WHITE"

	strings:
		$sequence_0 = { 894508 7447 56 50 }
		$sequence_1 = { 03c7 03eb 8928 8b4104 42 83e808 }
		$sequence_2 = { 6a04 e8???????? 8065ec00 8065c400 }
		$sequence_3 = { 885c2426 c644242746 c644242872 88442429 8844242a c644242b00 ffd6 }
		$sequence_4 = { c645f172 c645f276 c645f369 c645f463 c645f565 c645f653 c645f774 }
		$sequence_5 = { ffd6 8985ecfeffff 8d4594 50 8d45f0 }
		$sequence_6 = { c645d261 c645d364 8d45c8 50 }
		$sequence_7 = { 898574ffffff 8d45e4 50 68???????? c645e443 c645e572 c645e665 }
		$sequence_8 = { c645f854 c645f968 c645fa72 c645fb65 c645fc61 c645fd64 ff15???????? }
		$sequence_9 = { c645d54e c645d661 c645d76d c645d865 c645d941 ffd7 }

	condition:
		7 of them and filesize < 81920
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 894508 7447 56 50 }
$sequence_1hex{ 03c7 03eb 8928 8b4104 42 83e808 }
$sequence_2hex{ 6a04 e8???????? 8065ec00 8065c400 }
$sequence_3hex{ 885c2426 c644242746 c644242872 88442429 8844242a c644242b00 ffd6 }
$sequence_4hex{ c645f172 c645f276 c645f369 c645f463 c645f565 c645f653 c645f774 }
$sequence_5hex{ ffd6 8985ecfeffff 8d4594 50 8d45f0 }
$sequence_6hex{ c645d261 c645d364 8d45c8 50 }
$sequence_7hex{ 898574ffffff 8d45e4 50 68???????? c645e443 c645e572 c645e665 }
$sequence_8hex{ c645f854 c645f968 c645fa72 c645fb65 c645fc61 c645fd64 ff15???????? }
$sequence_9hex{ c645d54e c645d661 c645d76d c645d865 c645d941 ffd7 }

Condition

7 of them and filesize < 81920

In plain words (Heuristic)

  • The file must be smaller than 81920 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

Test this rule in your browser

Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.

Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.

Open in editor

References

Licence & attribution

Author: Felix Bilstein - yara-signator at cocacoding dot com

Source repository: Malpedia signator rules @ c901f97b7d

Licence: Creative Commons Attribution-ShareAlike 4.0 (repository licence)

Original rule

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

Rule id: 91b7da66-9170-5306-b4ea-42fbe396c863

Metadata

version1
toolyara-signator v0.6.0
signator_configcallsandjumps;datarefs;binvalue
malpedia_rule_date20260422
malpedia_hasha182e35da64e6d71cb55f125c4d4225196523f14
malpedia_version20260504
malpedia_licenseCC BY-SA 4.0
malpedia_sharingTLP:WHITE

Tags:FILE