YARA · Malpedia signator rules
MALPEDIA_Win_Sodamaster_Auto
autogenerated rule brought to you by yara-signator
MalwareSodamasterMalpedia signator rulesCreative Commons Attribution-ShareAlike 4.0Compiles with YARA-X
- Author
- Felix Bilstein - yara-signator at cocacoding dot com
- Date
- 2024-10-31
- Modified
- 2024-11-11
- Score / Quality
- 75 / 75
What this rule detects
autogenerated rule brought to you by yara-signator
Associated malware family: Sodamaster.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-sodamaster-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Sodamaster_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "d1f7db4a-f731-535e-9ec7-0f94492b7206"
= "2024-10-31"
= "2024-11-11"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.sodamaster"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.sodamaster_auto.yar#L1-L121"
= "N/A"
= "fa1144cbcb2ad99084cc1ee6d93d89428028e0238c89b4c179e1b18530e08c7f"
= 75
= 75
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20241030"
= "26e26953c49c8efafbf72a38076855d578e0a2e4"
= "20241030"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 5d c3 8b04c5d4ca0010 5d c3 8bff 55 }
$sequence_1 = { 83c002 6685c9 75f5 8b8d14fbffff 2bc2 }
$sequence_2 = { 8b748104 40 6a64 8945e8 ff15???????? 3bf3 }
$sequence_3 = { 8bc3 c1f805 8d3c85a0330110 8bf3 83e61f c1e606 }
$sequence_4 = { a3???????? a1???????? c705????????ee5c0010 8935???????? a3???????? }
$sequence_5 = { 2bc1 8d8df0efffff 51 8bc8 e8???????? 8b35???????? 83c404 }
$sequence_6 = { 52 51 d1f8 50 8d9524ffffff }
$sequence_7 = { 85c0 743a 8b55ec 52 ff15???????? 8bf8 }
$sequence_8 = { 0f84d5000000 8b95e8efffff 53 8d85dcefffff 50 }
$sequence_9 = { ff15???????? eb10 c745da64006c00 b96c000000 66894dde }
condition:
7 of them and filesize < 134144
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 5d c3 8b04c5d4ca0010 5d c3 8bff 55 } | |
| $sequence_1 | hex | { 83c002 6685c9 75f5 8b8d14fbffff 2bc2 } | |
| $sequence_2 | hex | { 8b748104 40 6a64 8945e8 ff15???????? 3bf3 } | |
| $sequence_3 | hex | { 8bc3 c1f805 8d3c85a0330110 8bf3 83e61f c1e606 } | |
| $sequence_4 | hex | { a3???????? a1???????? c705????????ee5c0010 8935???????? a3???????? } | |
| $sequence_5 | hex | { 2bc1 8d8df0efffff 51 8bc8 e8???????? 8b35???????? 83c404 } | |
| $sequence_6 | hex | { 52 51 d1f8 50 8d9524ffffff } | |
| $sequence_7 | hex | { 85c0 743a 8b55ec 52 ff15???????? 8bf8 } | |
| $sequence_8 | hex | { 0f84d5000000 8b95e8efffff 53 8d85dcefffff 50 } | |
| $sequence_9 | hex | { ff15???????? eb10 c745da64006c00 b96c000000 66894dde } |
Condition
7 of them and filesize < 134144In plain words (Heuristic)
- The file must be smaller than 134144 (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: d1f7db4a-f731-535e-9ec7-0f94492b7206
Metadata
| version | 1 |
|---|---|
| tool | yara-signator v0.6.0 |
| signator_config | callsandjumps;datarefs;binvalue |
| malpedia_rule_date | 20241030 |
| malpedia_hash | 26e26953c49c8efafbf72a38076855d578e0a2e4 |
| malpedia_version | 20241030 |
| malpedia_license | CC BY-SA 4.0 |
| malpedia_sharing | TLP:WHITE |
Tags:FILE
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