YARA · Malpedia signator rules
MALPEDIA_Win_Sathurbot_Auto
autogenerated rule brought to you by yara-signator
MalwareSathurbotMalpedia 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: Sathurbot.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-sathurbot-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Sathurbot_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "cdf673a7-2ef8-51a2-b7fc-cddcf54ebfb9"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.sathurbot"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.sathurbot_auto.yar#L1-L134"
= "N/A"
= "12a6a476ceac246b505e8c1facaabf0d67abc6e9a30e866cbec6c029f57786fe"
= 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 = { f6c601 ba22f8520e 0f45d0 89d7 81ff0f753531 89da 74f4 }
$sequence_1 = { ebba c70424???????? 89f1 e8???????? 83ec04 85c0 0f958424d3020000 }
$sequence_2 = { f6c101 b87f2fecea 0f45c7 3d31ee0d42 7f26 3d595adebc 742f }
$sequence_3 = { e9???????? 81fb00647d02 7f43 81fb33c3bdff bae82c8662 0f852cd1ffff a1???????? }
$sequence_4 = { f6c101 0f94c0 813d????????0a000000 0f9cc1 08c1 b831656685 b971a69e55 }
$sequence_5 = { e8???????? 83c408 83ec04 893c24 bfb5092650 89d9 e8???????? }
$sequence_6 = { e8???????? 83ec04 8b442448 89442404 893424 e8???????? 83ec08 }
$sequence_7 = { 83ec24 894de8 a1???????? 8b0d???????? 8d50ff 0fafd0 f6c201 }
$sequence_8 = { e9???????? 81f9e9b5e244 741c 81f9efb2794c bebbba1e5f 7523 8a4de2 }
$sequence_9 = { 8d7c2448 89f9 e8???????? 83ec08 897c245c b84863c320 bfdedd0bff }
condition:
7 of them and filesize < 2727936
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { f6c601 ba22f8520e 0f45d0 89d7 81ff0f753531 89da 74f4 } | |
| $sequence_1 | hex | { ebba c70424???????? 89f1 e8???????? 83ec04 85c0 0f958424d3020000 } | |
| $sequence_2 | hex | { f6c101 b87f2fecea 0f45c7 3d31ee0d42 7f26 3d595adebc 742f } | |
| $sequence_3 | hex | { e9???????? 81fb00647d02 7f43 81fb33c3bdff bae82c8662 0f852cd1ffff a1???????? } | |
| $sequence_4 | hex | { f6c101 0f94c0 813d????????0a000000 0f9cc1 08c1 b831656685 b971a69e55 } | |
| $sequence_5 | hex | { e8???????? 83c408 83ec04 893c24 bfb5092650 89d9 e8???????? } | |
| $sequence_6 | hex | { e8???????? 83ec04 8b442448 89442404 893424 e8???????? 83ec08 } | |
| $sequence_7 | hex | { 83ec24 894de8 a1???????? 8b0d???????? 8d50ff 0fafd0 f6c201 } | |
| $sequence_8 | hex | { e9???????? 81f9e9b5e244 741c 81f9efb2794c bebbba1e5f 7523 8a4de2 } | |
| $sequence_9 | hex | { 8d7c2448 89f9 e8???????? 83ec08 897c245c b84863c320 bfdedd0bff } |
Condition
7 of them and filesize < 2727936In plain words (Heuristic)
- The file must be smaller than 2727936 (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: cdf673a7-2ef8-51a2-b7fc-cddcf54ebfb9
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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