YARA · Malpedia signator rules
MALPEDIA_Win_Sality_Auto
autogenerated rule brought to you by yara-signator
- 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:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "d0e87793-8727-541b-80e3-48566039d565"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.sality"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.sality_auto.yar#L1-L224"
= "N/A"
= "3c42cf6b73a36e92fe732265007b14ef1fc7a763be4f7671d25a9c70858af341"
= 75
= 73
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260422"
= "a182e35da64e6d71cb55f125c4d4225196523f14"
= "20260504"
= "CC BY-SA 4.0"
= "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)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 7206 837d087e 7612 817d08c8000000 721d 817d08d5000000 7714 } | |
| $sequence_1 | hex | { 721b 817d08d5000000 7712 8b4510 } | |
| $sequence_2 | hex | { 7207 b801040000 eb54 8b55fc 2b55f4 8b450c 8910 } | |
| $sequence_3 | hex | { 0f8411010000 8b55dc 33c0 668b4212 } | |
| $sequence_4 | hex | { 52 68ff011f00 8d45f4 50 } | |
| $sequence_5 | hex | { 52 68a3000000 e8???????? 83c414 8b4dfc } | |
| $sequence_6 | hex | { 0f8410020000 c785ccfdffff28010000 b949000000 33c0 } | |
| $sequence_7 | hex | { 0f8410010000 e8???????? 25ffff0000 99 b967000000 } | |
| $sequence_8 | hex | { 85c0 74f6 c3 8bf7 } | |
| $sequence_9 | hex | { c8000000 8b4510 ff35???????? 8f80b8000000 ff35???????? 8f80c4000000 } | |
| $sequence_10 | hex | { 50 6a00 ff951a154000 85c0 } | |
| $sequence_11 | hex | { 8bf8 50 ff95c5144000 8bc8 f3a6 } | |
| $sequence_12 | hex | { 6a01 6a00 6a00 8d9578274000 } | |
| $sequence_13 | hex | { 83c404 eb0a 59 83c304 40 3b4218 } | |
| $sequence_14 | hex | { ffb554134000 33c0 64ff30 8d8586134000 8920 896804 8d9dba114000 } | |
| $sequence_15 | hex | { 81feffff0000 7278 fc 8dbd3d154000 } | |
| $sequence_16 | hex | { 807dc300 7506 ff05???????? 6810270000 e8???????? 33c0 } | |
| $sequence_17 | hex | { 83e600 66c704753a1742000100 8bc6 0573020000 } | |
| $sequence_18 | hex | { e8???????? 46 83fe5b 7edd 5e } | |
| $sequence_19 | hex | { 50 ff35???????? 68ff000000 e8???????? } | |
| $sequence_20 | hex | { 0fb6db 8b45f0 f7ef 33d8 881c37 47 } | |
| $sequence_21 | hex | { 8bec 81ec00020000 50 837d0801 7d07 } | |
| $sequence_22 | hex | { 68???????? a1???????? ffb09c000000 e8???????? } | |
| $sequence_23 | hex | { f7d1 49 7432 8bd1 } |
Condition
7 of them and filesize < 1523712In 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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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)
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
| 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 |
Tags:FILE
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