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MALPEDIA_Win_Devilstongue_Auto

autogenerated rule brought to you by yara-signator

MalwareDevilstongueMalpedia 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: Devilstongue.

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

Summary generated from the rule's metadata and condition.

Rule source

win-devilstongue-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Devilstongue_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "c6296a14-247c-5d9c-8d1f-348789c61ed7"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.devilstongue"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.devilstongue_auto.yar#L1-L134"
		license_url = "N/A"
		logic_hash = "9dee1844d5a8913abb1cf0f26ef9ded1101ccfa9a82167b8e1ee7ed31be870d0"
		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 = { 3d2cdd096e 0f846d010000 3d3dbb976f 759a e9???????? 4889742428 488b7c2428 }
		$sequence_1 = { 410f45c5 e9???????? b88c5552d1 e9???????? 488b442440 0fb710 4889d9 }
		$sequence_2 = { 81f97feb91bd 740a 81f993a42c33 75f0 eb0b 488945c8 b993a42c33 }
		$sequence_3 = { 0f84ba010000 3dbfb3c1e3 0f84cb010000 3d7138f0ec 0f85b6feffff 8b44244c 8944245c }
		$sequence_4 = { b856061272 31db ebcc 3d7dc1b65d 7e67 3d7ec1b65d 0f84b7000000 }
		$sequence_5 = { b84ca412c0 e9???????? 3db31f6708 0f84b1010000 3dc98f7215 0f85f0fdffff b819f28c8b }
		$sequence_6 = { 75ee b85792143b 4889ee 4881fe00100000 bf59f344aa 410f43fe 3daea7d7d8 }
		$sequence_7 = { b8021d4c78 3d021d4c78 7409 3db59140dc 75f2 eb07 b8b59140dc }
		$sequence_8 = { 4883ec10 4889c8 b97b298f6d 81f97b298f6d 740a 81f9c942a44b 75f0 }
		$sequence_9 = { 488b442408 488b00 488b4c2418 488908 488b442418 4883c008 4889442410 }

	condition:
		7 of them and filesize < 990208
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 3d2cdd096e 0f846d010000 3d3dbb976f 759a e9???????? 4889742428 488b7c2428 }
$sequence_1hex{ 410f45c5 e9???????? b88c5552d1 e9???????? 488b442440 0fb710 4889d9 }
$sequence_2hex{ 81f97feb91bd 740a 81f993a42c33 75f0 eb0b 488945c8 b993a42c33 }
$sequence_3hex{ 0f84ba010000 3dbfb3c1e3 0f84cb010000 3d7138f0ec 0f85b6feffff 8b44244c 8944245c }
$sequence_4hex{ b856061272 31db ebcc 3d7dc1b65d 7e67 3d7ec1b65d 0f84b7000000 }
$sequence_5hex{ b84ca412c0 e9???????? 3db31f6708 0f84b1010000 3dc98f7215 0f85f0fdffff b819f28c8b }
$sequence_6hex{ 75ee b85792143b 4889ee 4881fe00100000 bf59f344aa 410f43fe 3daea7d7d8 }
$sequence_7hex{ b8021d4c78 3d021d4c78 7409 3db59140dc 75f2 eb07 b8b59140dc }
$sequence_8hex{ 4883ec10 4889c8 b97b298f6d 81f97b298f6d 740a 81f9c942a44b 75f0 }
$sequence_9hex{ 488b442408 488b00 488b4c2418 488908 488b442418 4883c008 4889442410 }

Condition

7 of them and filesize < 990208

In plain words (Heuristic)

  • The file must be smaller than 990208 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

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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: c6296a14-247c-5d9c-8d1f-348789c61ed7

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

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