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MALPEDIA_Win_Dusttrap_Auto

autogenerated rule brought to you by yara-signator

MalwareDusttrapMalpedia 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: Dusttrap.

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

Summary generated from the rule's metadata and condition.

Rule source

win-dusttrap-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Dusttrap_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "29cc0216-aa2a-54fb-9ffa-8619e8199fdd"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.dusttrap"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.dusttrap_auto.yar#L1-L129"
		license_url = "N/A"
		logic_hash = "d98a8b457f48c54124d7726cdd363a8850e6b5462ebf7caaa15c3f04d9405b59"
		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 = { 482b8b9a020000 4885c9 418bc5 0f94c0 85c0 0f8481000000 }
		$sequence_1 = { 48897810 33ed 4c896020 488bfa 4c8978d8 4533c0 4c8bf9 }
		$sequence_2 = { ff15???????? 488b4c2448 85c0 7429 488d15b1eb0000 ff15???????? }
		$sequence_3 = { 48895c2430 448d4209 0f11442460 488b4950 48895c2428 48895c2420 e8???????? }
		$sequence_4 = { 488bc7 403828 750f ffc1 48ffc0 83f906 72f1 }
		$sequence_5 = { 4533c0 8b9c24a0000000 33d2 488b89f8000000 e8???????? 488b0d???????? 33d2 }
		$sequence_6 = { 0f1005???????? c7442470f79dfa5d c7442474e5c9c7e4 0f114510 c74424784b60067f 66c744247c34dc 0f114d58 }
		$sequence_7 = { 488b0d???????? bab0070bfe 41b866d25e3e 48894140 488d0d62010200 e8???????? }
		$sequence_8 = { 488907 e9???????? 33d2 4c89ac24b8000000 0f57c0 498d5c2402 }
		$sequence_9 = { 4c8d8d80070000 4889442420 33d2 458d442402 488b8950010000 e8???????? }

	condition:
		7 of them and filesize < 421888
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 482b8b9a020000 4885c9 418bc5 0f94c0 85c0 0f8481000000 }
$sequence_1hex{ 48897810 33ed 4c896020 488bfa 4c8978d8 4533c0 4c8bf9 }
$sequence_2hex{ ff15???????? 488b4c2448 85c0 7429 488d15b1eb0000 ff15???????? }
$sequence_3hex{ 48895c2430 448d4209 0f11442460 488b4950 48895c2428 48895c2420 e8???????? }
$sequence_4hex{ 488bc7 403828 750f ffc1 48ffc0 83f906 72f1 }
$sequence_5hex{ 4533c0 8b9c24a0000000 33d2 488b89f8000000 e8???????? 488b0d???????? 33d2 }
$sequence_6hex{ 0f1005???????? c7442470f79dfa5d c7442474e5c9c7e4 0f114510 c74424784b60067f 66c744247c34dc 0f114d58 }
$sequence_7hex{ 488b0d???????? bab0070bfe 41b866d25e3e 48894140 488d0d62010200 e8???????? }
$sequence_8hex{ 488907 e9???????? 33d2 4c89ac24b8000000 0f57c0 498d5c2402 }
$sequence_9hex{ 4c8d8d80070000 4889442420 33d2 458d442402 488b8950010000 e8???????? }

Condition

7 of them and filesize < 421888

In plain words (Heuristic)

  • The file must be smaller than 421888 (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: 29cc0216-aa2a-54fb-9ffa-8619e8199fdd

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