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MALPEDIA_Win_Veiledsignal_Auto

autogenerated rule brought to you by yara-signator

MalwareVeiledsignalMalpedia 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: Veiledsignal.

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

Summary generated from the rule's metadata and condition.

Rule source

win-veiledsignal-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Veiledsignal_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "377c60a9-a94c-5524-afbd-9c0179e157c6"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.veiledsignal"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.veiledsignal_auto.yar#L1-L128"
		license_url = "N/A"
		logic_hash = "6e87ab2918cdf1f64ebbc7c49e0ef39e2382e6490d6fc1ea390a3a6343d806e5"
		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 = { ff15???????? b960ea0000 ff15???????? e9???????? 8b7c2428 488bcb ff15???????? }
		$sequence_1 = { ff15???????? b960ea0000 ff15???????? e9???????? 8b7c2428 488bcb }
		$sequence_2 = { 488d3dff250000 488bc2 4c8bfa 4d0f45d9 4885d2 418d6a01 }
		$sequence_3 = { e8???????? 4881c458010000 c3 83f802 7571 }
		$sequence_4 = { 488d0d58030000 b801000000 48890d???????? 488b8c2440010000 4833cc e8???????? 4881c458010000 }
		$sequence_5 = { 488d1d5e8d0400 488d35ff7a0400 48895c2420 488d05538d0400 483bd8 }
		$sequence_6 = { b8af000000 0f05 c3 4c8bd1 b823000000 0f05 c3 }
		$sequence_7 = { 7858 3b15???????? 7350 488bca 4c8d05d5280400 83e13f 488bc2 }
		$sequence_8 = { 8bf9 488d157f6c0000 b906000000 4c8d054b840000 e8???????? 488bd3 8bcf }
		$sequence_9 = { ff15???????? 488b4ddf 4533c0 33d2 ffd0 488b4ddf ff15???????? }

	condition:
		7 of them and filesize < 667648
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ ff15???????? b960ea0000 ff15???????? e9???????? 8b7c2428 488bcb ff15???????? }
$sequence_1hex{ ff15???????? b960ea0000 ff15???????? e9???????? 8b7c2428 488bcb }
$sequence_2hex{ 488d3dff250000 488bc2 4c8bfa 4d0f45d9 4885d2 418d6a01 }
$sequence_3hex{ e8???????? 4881c458010000 c3 83f802 7571 }
$sequence_4hex{ 488d0d58030000 b801000000 48890d???????? 488b8c2440010000 4833cc e8???????? 4881c458010000 }
$sequence_5hex{ 488d1d5e8d0400 488d35ff7a0400 48895c2420 488d05538d0400 483bd8 }
$sequence_6hex{ b8af000000 0f05 c3 4c8bd1 b823000000 0f05 c3 }
$sequence_7hex{ 7858 3b15???????? 7350 488bca 4c8d05d5280400 83e13f 488bc2 }
$sequence_8hex{ 8bf9 488d157f6c0000 b906000000 4c8d054b840000 e8???????? 488bd3 8bcf }
$sequence_9hex{ ff15???????? 488b4ddf 4533c0 33d2 ffd0 488b4ddf ff15???????? }

Condition

7 of them and filesize < 667648

In plain words (Heuristic)

  • The file must be smaller than 667648 (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: 377c60a9-a94c-5524-afbd-9c0179e157c6

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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