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MALPEDIA_Win_Sality_Auto

autogenerated rule brought to you by yara-signator

MalwareSalityMalpedia 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 / 73

What this rule detects

autogenerated rule brought to you by yara-signator

Associated malware family: Sality.

It defines 24 patterns (0 text, 24 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-sality-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Sality_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "d0e87793-8727-541b-80e3-48566039d565"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.sality"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.sality_auto.yar#L1-L224"
		license_url = "N/A"
		logic_hash = "3c42cf6b73a36e92fe732265007b14ef1fc7a763be4f7671d25a9c70858af341"
		score = 75
		quality = 73
		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 = { 7206 837d087e 7612 817d08c8000000 721d 817d08d5000000 7714 }
		$sequence_1 = { 721b 817d08d5000000 7712 8b4510 }
		$sequence_2 = { 7207 b801040000 eb54 8b55fc 2b55f4 8b450c 8910 }
		$sequence_3 = { 0f8411010000 8b55dc 33c0 668b4212 }
		$sequence_4 = { 52 68ff011f00 8d45f4 50 }
		$sequence_5 = { 52 68a3000000 e8???????? 83c414 8b4dfc }
		$sequence_6 = { 0f8410020000 c785ccfdffff28010000 b949000000 33c0 }
		$sequence_7 = { 0f8410010000 e8???????? 25ffff0000 99 b967000000 }
		$sequence_8 = { 85c0 74f6 c3 8bf7 }
		$sequence_9 = { c8000000 8b4510 ff35???????? 8f80b8000000 ff35???????? 8f80c4000000 }
		$sequence_10 = { 50 6a00 ff951a154000 85c0 }
		$sequence_11 = { 8bf8 50 ff95c5144000 8bc8 f3a6 }
		$sequence_12 = { 6a01 6a00 6a00 8d9578274000 }
		$sequence_13 = { 83c404 eb0a 59 83c304 40 3b4218 }
		$sequence_14 = { ffb554134000 33c0 64ff30 8d8586134000 8920 896804 8d9dba114000 }
		$sequence_15 = { 81feffff0000 7278 fc 8dbd3d154000 }
		$sequence_16 = { 807dc300 7506 ff05???????? 6810270000 e8???????? 33c0 }
		$sequence_17 = { 83e600 66c704753a1742000100 8bc6 0573020000 }
		$sequence_18 = { e8???????? 46 83fe5b 7edd 5e }
		$sequence_19 = { 50 ff35???????? 68ff000000 e8???????? }
		$sequence_20 = { 0fb6db 8b45f0 f7ef 33d8 881c37 47 }
		$sequence_21 = { 8bec 81ec00020000 50 837d0801 7d07 }
		$sequence_22 = { 68???????? a1???????? ffb09c000000 e8???????? }
		$sequence_23 = { f7d1 49 7432 8bd1 }

	condition:
		7 of them and filesize < 1523712
}

Strings (24 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 7206 837d087e 7612 817d08c8000000 721d 817d08d5000000 7714 }
$sequence_1hex{ 721b 817d08d5000000 7712 8b4510 }
$sequence_2hex{ 7207 b801040000 eb54 8b55fc 2b55f4 8b450c 8910 }
$sequence_3hex{ 0f8411010000 8b55dc 33c0 668b4212 }
$sequence_4hex{ 52 68ff011f00 8d45f4 50 }
$sequence_5hex{ 52 68a3000000 e8???????? 83c414 8b4dfc }
$sequence_6hex{ 0f8410020000 c785ccfdffff28010000 b949000000 33c0 }
$sequence_7hex{ 0f8410010000 e8???????? 25ffff0000 99 b967000000 }
$sequence_8hex{ 85c0 74f6 c3 8bf7 }
$sequence_9hex{ c8000000 8b4510 ff35???????? 8f80b8000000 ff35???????? 8f80c4000000 }
$sequence_10hex{ 50 6a00 ff951a154000 85c0 }
$sequence_11hex{ 8bf8 50 ff95c5144000 8bc8 f3a6 }
$sequence_12hex{ 6a01 6a00 6a00 8d9578274000 }
$sequence_13hex{ 83c404 eb0a 59 83c304 40 3b4218 }
$sequence_14hex{ ffb554134000 33c0 64ff30 8d8586134000 8920 896804 8d9dba114000 }
$sequence_15hex{ 81feffff0000 7278 fc 8dbd3d154000 }
$sequence_16hex{ 807dc300 7506 ff05???????? 6810270000 e8???????? 33c0 }
$sequence_17hex{ 83e600 66c704753a1742000100 8bc6 0573020000 }
$sequence_18hex{ e8???????? 46 83fe5b 7edd 5e }
$sequence_19hex{ 50 ff35???????? 68ff000000 e8???????? }
$sequence_20hex{ 0fb6db 8b45f0 f7ef 33d8 881c37 47 }
$sequence_21hex{ 8bec 81ec00020000 50 837d0801 7d07 }
$sequence_22hex{ 68???????? a1???????? ffb09c000000 e8???????? }
$sequence_23hex{ f7d1 49 7432 8bd1 }

Condition

7 of them and filesize < 1523712

In plain words (Heuristic)

  • The file must be smaller than 1523712 (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: d0e87793-8727-541b-80e3-48566039d565

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