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MALPEDIA_Win_Slave_Auto

autogenerated rule brought to you by yara-signator

MalwareSlaveMalpedia 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: Slave.

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

Summary generated from the rule's metadata and condition.

Rule source

win-slave-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Slave_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "40845426-e8a5-5013-a39c-078606da0dcf"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.slave"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.slave_auto.yar#L1-L129"
		license_url = "N/A"
		logic_hash = "e861bab46507a430527599dbe2c596bb7c17916050ee29aa7bfcf473cc53f6e7"
		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 = { 818f1801000000080000 f70600200000 742b 0fb68707030000 8b4d0c c1e806 888c38f4020000 }
		$sequence_1 = { 03c6 50 ffd3 83c410 008608010000 837c241000 }
		$sequence_2 = { 0f427508 03470c 56 50 ff75e8 e8???????? 83c40c }
		$sequence_3 = { 83c408 85c0 750e 46 81ff03010000 7424 }
		$sequence_4 = { 33c6 2345ec 33c3 03ca 8b7dd4 03c1 8b55f0 }
		$sequence_5 = { 83e802 0f84a0000000 83e804 0f859a010000 8b8e14030000 8b8610030000 85c9 }
		$sequence_6 = { 8bf0 837e1400 75f1 ff35???????? ff15???????? }
		$sequence_7 = { c1c802 33c8 8b45dc 8bf0 03ca 0b75e0 2345e0 }
		$sequence_8 = { 0fb6c0 2bf8 8a8608010000 eb02 33ff 51 }
		$sequence_9 = { 8be5 5d c3 5f 5e b89a020000 5b }

	condition:
		7 of them and filesize < 532480
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 818f1801000000080000 f70600200000 742b 0fb68707030000 8b4d0c c1e806 888c38f4020000 }
$sequence_1hex{ 03c6 50 ffd3 83c410 008608010000 837c241000 }
$sequence_2hex{ 0f427508 03470c 56 50 ff75e8 e8???????? 83c40c }
$sequence_3hex{ 83c408 85c0 750e 46 81ff03010000 7424 }
$sequence_4hex{ 33c6 2345ec 33c3 03ca 8b7dd4 03c1 8b55f0 }
$sequence_5hex{ 83e802 0f84a0000000 83e804 0f859a010000 8b8e14030000 8b8610030000 85c9 }
$sequence_6hex{ 8bf0 837e1400 75f1 ff35???????? ff15???????? }
$sequence_7hex{ c1c802 33c8 8b45dc 8bf0 03ca 0b75e0 2345e0 }
$sequence_8hex{ 0fb6c0 2bf8 8a8608010000 eb02 33ff 51 }
$sequence_9hex{ 8be5 5d c3 5f 5e b89a020000 5b }

Condition

7 of them and filesize < 532480

In plain words (Heuristic)

  • The file must be smaller than 532480 (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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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: 40845426-e8a5-5013-a39c-078606da0dcf

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