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MALPEDIA_Win_Venon_Auto

autogenerated rule brought to you by yara-signator

MalwareVenonMalpedia 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: Venon.

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

Summary generated from the rule's metadata and condition.

Rule source

win-venon-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Venon_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "24c2580c-eca1-5977-b2fc-90e5c8a505ba"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.venon"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.venon_auto.yar#L1-L134"
		license_url = "N/A"
		logic_hash = "ab9221dc0c6ec834db58d9cf65a8c800f847f199116d4cd36e82a818ab678a4f"
		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 = { eb0f 488bd6 e8???????? 8b7c2440 83f701 41b804000000 488d4c2440 }
		$sequence_1 = { eb0b c784245002000000000000 8b842450020000 83e802 4898 488b4c2420 482bc8 }
		$sequence_2 = { ebe3 4889542410 55 4157 4156 56 57 }
		$sequence_3 = { ff5018 89c5 89e8 4881c4a8000000 5b 5d 5f }
		$sequence_4 = { e9???????? 8b442420 8b4c2424 2bc8 8bc1 c1e007 488b8c2480000000 }
		$sequence_5 = { e9???????? 488b09 e9???????? 41b808000000 41b908000000 e9???????? 4156 }
		$sequence_6 = { e9???????? 48b80000000000000080 48898580010000 488b8d880b0000 488b85400b0000 ff5048 488bb5e00a0000 }
		$sequence_7 = { eb0b 89d6 e8???????? 89f2 89c6 31c9 4531ff }
		$sequence_8 = { f30f7f4210 488b8d28080000 c681d902000000 803906 7537 48c7852008000000000000 4c89ad08080000 }
		$sequence_9 = { f048ff08 750d 488b45f0 488d4838 e8???????? 488b45f0 488d4858 }

	condition:
		7 of them and filesize < 19539968
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ eb0f 488bd6 e8???????? 8b7c2440 83f701 41b804000000 488d4c2440 }
$sequence_1hex{ eb0b c784245002000000000000 8b842450020000 83e802 4898 488b4c2420 482bc8 }
$sequence_2hex{ ebe3 4889542410 55 4157 4156 56 57 }
$sequence_3hex{ ff5018 89c5 89e8 4881c4a8000000 5b 5d 5f }
$sequence_4hex{ e9???????? 8b442420 8b4c2424 2bc8 8bc1 c1e007 488b8c2480000000 }
$sequence_5hex{ e9???????? 488b09 e9???????? 41b808000000 41b908000000 e9???????? 4156 }
$sequence_6hex{ e9???????? 48b80000000000000080 48898580010000 488b8d880b0000 488b85400b0000 ff5048 488bb5e00a0000 }
$sequence_7hex{ eb0b 89d6 e8???????? 89f2 89c6 31c9 4531ff }
$sequence_8hex{ f30f7f4210 488b8d28080000 c681d902000000 803906 7537 48c7852008000000000000 4c89ad08080000 }
$sequence_9hex{ f048ff08 750d 488b45f0 488d4838 e8???????? 488b45f0 488d4858 }

Condition

7 of them and filesize < 19539968

In plain words (Heuristic)

  • The file must be smaller than 19539968 (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: 24c2580c-eca1-5977-b2fc-90e5c8a505ba

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