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MALPEDIA_Win_Banatrix_Auto

autogenerated rule brought to you by yara-signator

MalwareBanatrixMalpedia 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: Banatrix.

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

Summary generated from the rule's metadata and condition.

Rule source

win-banatrix-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Banatrix_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "c24a710d-5483-5df9-8208-39cc85022996"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.banatrix"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.banatrix_auto.yar#L1-L117"
		license_url = "N/A"
		logic_hash = "d7e3357ec22c64617bb7d3370c0ac973ec3c980cc668526f6159559e086342bc"
		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 = { 85c0 74e3 8b5320 0345d0 }
		$sequence_1 = { 0fb706 3b4314 7798 8d0487 03431c 0338 89f8 }
		$sequence_2 = { 891c24 89442408 e8???????? 8b55c0 85c0 }
		$sequence_3 = { 8b55c4 8b4dc0 89c6 83ec10 894208 89f7 }
		$sequence_4 = { 8b7508 8b4a10 037214 89c7 }
		$sequence_5 = { 8b03 c745d000000000 0fb75014 8d741018 e9???????? }
		$sequence_6 = { 75d3 eb30 8b55d0 8d440202 ebd4 8b4320 }
		$sequence_7 = { 8b02 85c0 740c 8b55d0 }
		$sequence_8 = { 7514 a840 7405 8b4a20 eb07 a880 74a6 }
		$sequence_9 = { 894c2404 c744240c04000000 c744240800100000 03420c 894dc0 }

	condition:
		7 of them and filesize < 180224
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 85c0 74e3 8b5320 0345d0 }
$sequence_1hex{ 0fb706 3b4314 7798 8d0487 03431c 0338 89f8 }
$sequence_2hex{ 891c24 89442408 e8???????? 8b55c0 85c0 }
$sequence_3hex{ 8b55c4 8b4dc0 89c6 83ec10 894208 89f7 }
$sequence_4hex{ 8b7508 8b4a10 037214 89c7 }
$sequence_5hex{ 8b03 c745d000000000 0fb75014 8d741018 e9???????? }
$sequence_6hex{ 75d3 eb30 8b55d0 8d440202 ebd4 8b4320 }
$sequence_7hex{ 8b02 85c0 740c 8b55d0 }
$sequence_8hex{ 7514 a840 7405 8b4a20 eb07 a880 74a6 }
$sequence_9hex{ 894c2404 c744240c04000000 c744240800100000 03420c 894dc0 }

Condition

7 of them and filesize < 180224

In plain words (Heuristic)

  • The file must be smaller than 180224 (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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Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.

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: c24a710d-5483-5df9-8208-39cc85022996

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