YARA · Malpedia signator rules
MALPEDIA_Win_Redsalt_Auto
autogenerated rule brought to you by yara-signator
MalwareRedsaltMalpedia 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: Redsalt.
It defines 25 patterns (0 text, 25 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-redsalt-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Redsalt_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "38ca9b9b-6802-5401-aa42-05e6a1b2e287"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.redsalt"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.redsalt_auto.yar#L1-L221"
= "N/A"
= "997be1bb1de75c29e38651499a7d8798303601ba762625dec8a5033b0dd702b2"
= 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 = { 83c414 33c9 83f8ff 0f95c1 }
$sequence_1 = { 750b 68e8030000 ff15???????? e8???????? }
$sequence_2 = { e8???????? 85c0 750a 6a32 }
$sequence_3 = { c745d060ea0000 6a04 8d45d0 50 6806100000 }
$sequence_4 = { 51 ffd6 85c0 7510 }
$sequence_5 = { 85c0 7515 c705????????01000000 ff15???????? e9???????? }
$sequence_6 = { 740d 68???????? e8???????? 83c404 833d????????02 }
$sequence_7 = { 83c9ff 85f6 7c0e 83fe7f }
$sequence_8 = { 6a00 52 c744242401000000 8944242c c744243002000000 }
$sequence_9 = { c60100 5f 5e 33c0 }
$sequence_10 = { 83c40c eb02 33c0 8b4df4 }
$sequence_11 = { 7509 80780120 7503 83c002 }
$sequence_12 = { 8d8530fcffff 50 e8???????? 83c40c }
$sequence_13 = { e8???????? 83c408 6800010000 68???????? }
$sequence_14 = { c0e204 0ac2 8b542410 884500 }
$sequence_15 = { 833800 750f c705????????01000000 e9???????? }
$sequence_16 = { eb03 83caff 8b442410 c0e106 0aca 884d00 }
$sequence_17 = { c0e106 0aca 884d00 45 40 89442410 8b442414 }
$sequence_18 = { c644243423 c644243572 c64424367a c644243700 }
$sequence_19 = { de6c58ae c8201cdd f7be5b408d58 1b7f01 }
$sequence_20 = { d2cc bbe3b46b7e 6aa2 dd45ff }
$sequence_21 = { f7be5b408d58 1b7f01 d2cc bbe3b46b7e }
$sequence_22 = { e8???????? 89ff 152edf0800 488b5c2440 4883c430 5f c3 }
$sequence_23 = { e8???????? 8b0a 0402 0085c00f45c8 }
$sequence_24 = { e8???????? 8b05???????? 0d80000000 8905???????? }
condition:
7 of them and filesize < 2957312
}
Strings (25 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 83c414 33c9 83f8ff 0f95c1 } | |
| $sequence_1 | hex | { 750b 68e8030000 ff15???????? e8???????? } | |
| $sequence_2 | hex | { e8???????? 85c0 750a 6a32 } | |
| $sequence_3 | hex | { c745d060ea0000 6a04 8d45d0 50 6806100000 } | |
| $sequence_4 | hex | { 51 ffd6 85c0 7510 } | |
| $sequence_5 | hex | { 85c0 7515 c705????????01000000 ff15???????? e9???????? } | |
| $sequence_6 | hex | { 740d 68???????? e8???????? 83c404 833d????????02 } | |
| $sequence_7 | hex | { 83c9ff 85f6 7c0e 83fe7f } | |
| $sequence_8 | hex | { 6a00 52 c744242401000000 8944242c c744243002000000 } | |
| $sequence_9 | hex | { c60100 5f 5e 33c0 } | |
| $sequence_10 | hex | { 83c40c eb02 33c0 8b4df4 } | |
| $sequence_11 | hex | { 7509 80780120 7503 83c002 } | |
| $sequence_12 | hex | { 8d8530fcffff 50 e8???????? 83c40c } | |
| $sequence_13 | hex | { e8???????? 83c408 6800010000 68???????? } | |
| $sequence_14 | hex | { c0e204 0ac2 8b542410 884500 } | |
| $sequence_15 | hex | { 833800 750f c705????????01000000 e9???????? } | |
| $sequence_16 | hex | { eb03 83caff 8b442410 c0e106 0aca 884d00 } | |
| $sequence_17 | hex | { c0e106 0aca 884d00 45 40 89442410 8b442414 } | |
| $sequence_18 | hex | { c644243423 c644243572 c64424367a c644243700 } | |
| $sequence_19 | hex | { de6c58ae c8201cdd f7be5b408d58 1b7f01 } | |
| $sequence_20 | hex | { d2cc bbe3b46b7e 6aa2 dd45ff } | |
| $sequence_21 | hex | { f7be5b408d58 1b7f01 d2cc bbe3b46b7e } | |
| $sequence_22 | hex | { e8???????? 89ff 152edf0800 488b5c2440 4883c430 5f c3 } | |
| $sequence_23 | hex | { e8???????? 8b0a 0402 0085c00f45c8 } | |
| $sequence_24 | hex | { e8???????? 8b05???????? 0d80000000 8905???????? } |
Condition
7 of them and filesize < 2957312In plain words (Heuristic)
- The file must be smaller than 2957312 (a cheap guard that skips large files).
- At least 7 patterns in the rule must match.
Test this rule in your browser
Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.
Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.
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: 38ca9b9b-6802-5401-aa42-05e6a1b2e287
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
Related rules
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04