YARA · Malpedia signator rules
MALPEDIA_Win_Troldesh_Auto
autogenerated rule brought to you by yara-signator
MalwareTroldeshMalpedia 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: Troldesh.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-troldesh-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Troldesh_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "aa1dada1-fc44-5c70-8e7a-a41829817c8c"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.troldesh"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.troldesh_auto.yar#L1-L134"
= "N/A"
= "bc8750f369e8305d26b619f7fd06da2c5ab432759328596ab4de07b78e838e98"
= 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 = { ff742404 8b54240c 2bc1 d1f8 8bc8 e8???????? c20800 }
$sequence_1 = { e8???????? 83bed001000000 8bf8 740b 8b4508 832000 e9???????? }
$sequence_2 = { e9???????? 68???????? e8???????? 8b869c000000 8b4014 c1e804 f7d0 }
$sequence_3 = { eb0e 6a26 b989000000 eb05 6a26 6a43 59 }
$sequence_4 = { eb61 8b4758 39b018040000 7510 f7870001000000000400 0f8445010000 8b87e4000000 }
$sequence_5 = { e8???????? 59 397dbc 7415 68???????? e8???????? 59 }
$sequence_6 = { e8???????? 8bf8 47 68bf010000 8bf7 68???????? c1e602 }
$sequence_7 = { e8???????? ffb000020000 8b45e0 2b4748 8d75fc 50 8d45cc }
$sequence_8 = { eb02 8bcb 57 51 e8???????? 8b7d0c 83c404 }
$sequence_9 = { e8???????? 59 85c0 7427 68???????? 68???????? 68e2020000 }
condition:
7 of them and filesize < 3915776
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { ff742404 8b54240c 2bc1 d1f8 8bc8 e8???????? c20800 } | |
| $sequence_1 | hex | { e8???????? 83bed001000000 8bf8 740b 8b4508 832000 e9???????? } | |
| $sequence_2 | hex | { e9???????? 68???????? e8???????? 8b869c000000 8b4014 c1e804 f7d0 } | |
| $sequence_3 | hex | { eb0e 6a26 b989000000 eb05 6a26 6a43 59 } | |
| $sequence_4 | hex | { eb61 8b4758 39b018040000 7510 f7870001000000000400 0f8445010000 8b87e4000000 } | |
| $sequence_5 | hex | { e8???????? 59 397dbc 7415 68???????? e8???????? 59 } | |
| $sequence_6 | hex | { e8???????? 8bf8 47 68bf010000 8bf7 68???????? c1e602 } | |
| $sequence_7 | hex | { e8???????? ffb000020000 8b45e0 2b4748 8d75fc 50 8d45cc } | |
| $sequence_8 | hex | { eb02 8bcb 57 51 e8???????? 8b7d0c 83c404 } | |
| $sequence_9 | hex | { e8???????? 59 85c0 7427 68???????? 68???????? 68e2020000 } |
Condition
7 of them and filesize < 3915776In plain words (Heuristic)
- The file must be smaller than 3915776 (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: aa1dada1-fc44-5c70-8e7a-a41829817c8c
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