YARA · Malpedia signator rules
MALPEDIA_Win_Laturo_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 / 75
What this rule detects
autogenerated rule brought to you by yara-signator
Associated malware family: Laturo.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-laturo-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Laturo_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "98d40c94-b7bc-59a3-90e9-3d3cbb975d15"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.laturo"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.laturo_auto.yar#L1-L179"
= "N/A"
= "527994ff8a64611a3b4923dfec436ab105c6a6829fbdd226093aaafb3854beb4"
= 75
= 75
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260422"
= "a182e35da64e6d71cb55f125c4d4225196523f14"
= "20260504"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 25fd000000 3de9000000 0f85e4000000 0fb6442450 488b4c2430 4803c8 488bc1 }
$sequence_1 = { 488b4c2428 894120 8b442478 83e001 c1e002 }
$sequence_2 = { 48894c2428 89542420 4c8d0d574effff 4c8b4570 8b5568 }
$sequence_3 = { 660feb15???????? 660feb0d???????? 4c8d0de4910000 f20f5cca f2410f590cc1 660f28d1 660f28c1 }
$sequence_4 = { 8b4021 83c820 488b8c24a8000000 894121 488b8424a8000000 488b4c2410 }
$sequence_5 = { 39442420 7342 8b442420 488b4c2440 488b09 448b0481 33d2 }
$sequence_6 = { eb76 488b8424a8000000 0fb60c24 884802 0fb6442401 83c820 88442401 }
$sequence_7 = { 4889442440 0fb644245b 25f0000000 83f870 7411 }
$sequence_8 = { 8a4dfc be04000000 0fb6c0 83e800 741f 83e801 }
$sequence_9 = { c1fa06 8934b8 8bc7 83e03f 6bc830 8b049530430110 8b440818 }
$sequence_10 = { eb07 8b0cc5fc1b0110 894de4 85c9 7455 }
$sequence_11 = { c1ea03 33c9 83e20f 7640 8b5e08 0fb6440e20 03c3 }
$sequence_12 = { 0fbe45b8 03c8 8b5de8 8b03 3bc1 7718 83c005 }
$sequence_13 = { 33f6 c745fc00000000 56 6a01 }
$sequence_14 = { 8b03 03de 894214 8b45f0 eb30 }
$sequence_15 = { 8a65fb 8bf7 84e4 754e 80fdd9 7249 80fddf }
condition:
7 of them and filesize < 253952
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 25fd000000 3de9000000 0f85e4000000 0fb6442450 488b4c2430 4803c8 488bc1 } | |
| $sequence_1 | hex | { 488b4c2428 894120 8b442478 83e001 c1e002 } | |
| $sequence_2 | hex | { 48894c2428 89542420 4c8d0d574effff 4c8b4570 8b5568 } | |
| $sequence_3 | hex | { 660feb15???????? 660feb0d???????? 4c8d0de4910000 f20f5cca f2410f590cc1 660f28d1 660f28c1 } | |
| $sequence_4 | hex | { 8b4021 83c820 488b8c24a8000000 894121 488b8424a8000000 488b4c2410 } | |
| $sequence_5 | hex | { 39442420 7342 8b442420 488b4c2440 488b09 448b0481 33d2 } | |
| $sequence_6 | hex | { eb76 488b8424a8000000 0fb60c24 884802 0fb6442401 83c820 88442401 } | |
| $sequence_7 | hex | { 4889442440 0fb644245b 25f0000000 83f870 7411 } | |
| $sequence_8 | hex | { 8a4dfc be04000000 0fb6c0 83e800 741f 83e801 } | |
| $sequence_9 | hex | { c1fa06 8934b8 8bc7 83e03f 6bc830 8b049530430110 8b440818 } | |
| $sequence_10 | hex | { eb07 8b0cc5fc1b0110 894de4 85c9 7455 } | |
| $sequence_11 | hex | { c1ea03 33c9 83e20f 7640 8b5e08 0fb6440e20 03c3 } | |
| $sequence_12 | hex | { 0fbe45b8 03c8 8b5de8 8b03 3bc1 7718 83c005 } | |
| $sequence_13 | hex | { 33f6 c745fc00000000 56 6a01 } | |
| $sequence_14 | hex | { 8b03 03de 894214 8b45f0 eb30 } | |
| $sequence_15 | hex | { 8a65fb 8bf7 84e4 754e 80fdd9 7249 80fddf } |
Condition
7 of them and filesize < 253952In plain words (Heuristic)
- The file must be smaller than 253952 (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.
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: 98d40c94-b7bc-59a3-90e9-3d3cbb975d15
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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