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MALPEDIA_Win_Doorme_Auto

autogenerated rule brought to you by yara-signator

MalwareDoormeMalpedia 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: Doorme.

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

Summary generated from the rule's metadata and condition.

Rule source

win-doorme-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Doorme_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "8d547154-e1a2-595b-9326-3db98ac06250"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.doorme"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.doorme_auto.yar#L1-L123"
		license_url = "N/A"
		logic_hash = "b2bbc3b4f71ef7982997cf0fb32eb217c733939c33379893ee3d9b5cac7fb254"
		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 = { b908000000 488bda e8???????? 488d0d9ee90200 }
		$sequence_1 = { e8???????? 90 c645a707 b063 b162 b261 }
		$sequence_2 = { 41884c383a 83fa02 7211 8a03 4903d9 498b8cf480120400 }
		$sequence_3 = { 488bfa 48895588 48895d88 c745b068000000 33d2 448d4260 488d4db8 }
		$sequence_4 = { 48895c2460 a804 7409 488d1d01610300 eb14 a802 488d1d0e610300 }
		$sequence_5 = { 0f104810 410f114d10 48897810 48c740180f000000 c60000 488b55cf 4883fa10 }
		$sequence_6 = { 488d1550c80200 f6423d01 7415 e8???????? c70016000000 e8???????? }
		$sequence_7 = { 488d742470 48837df000 7505 498bf7 eb1f }
		$sequence_8 = { c5f1eb0d???????? 4c8d0d46c20000 c5f35cca c4c173590cc1 4c8d0d850f0100 c5f359c1 c5fb101d???????? }
		$sequence_9 = { 410fb6c2 460fb6942020860300 428d04ad04000000 4983c704 }

	condition:
		7 of them and filesize < 580608
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ b908000000 488bda e8???????? 488d0d9ee90200 }
$sequence_1hex{ e8???????? 90 c645a707 b063 b162 b261 }
$sequence_2hex{ 41884c383a 83fa02 7211 8a03 4903d9 498b8cf480120400 }
$sequence_3hex{ 488bfa 48895588 48895d88 c745b068000000 33d2 448d4260 488d4db8 }
$sequence_4hex{ 48895c2460 a804 7409 488d1d01610300 eb14 a802 488d1d0e610300 }
$sequence_5hex{ 0f104810 410f114d10 48897810 48c740180f000000 c60000 488b55cf 4883fa10 }
$sequence_6hex{ 488d1550c80200 f6423d01 7415 e8???????? c70016000000 e8???????? }
$sequence_7hex{ 488d742470 48837df000 7505 498bf7 eb1f }
$sequence_8hex{ c5f1eb0d???????? 4c8d0d46c20000 c5f35cca c4c173590cc1 4c8d0d850f0100 c5f359c1 c5fb101d???????? }
$sequence_9hex{ 410fb6c2 460fb6942020860300 428d04ad04000000 4983c704 }

Condition

7 of them and filesize < 580608

In plain words (Heuristic)

  • The file must be smaller than 580608 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

Test this rule in your browser

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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: 8d547154-e1a2-595b-9326-3db98ac06250

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