YARA · Malpedia signator rules
MALPEDIA_Win_Mikoponi_Auto
autogenerated rule brought to you by yara-signator
MalwareMikoponiMalpedia 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: Mikoponi.
It defines 8 patterns (0 text, 8 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-mikoponi-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Mikoponi_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "191cc0a1-4e26-57f5-9a19-0f1d92e18f76"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.mikoponi"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.mikoponi_auto.yar#L1-L104"
= "N/A"
= "ab9b563b08639c6105c595652098abc7798bef9bb0cf43c1e3f9c3fc6a9fa527"
= 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 = { 881d???????? 881d???????? eb54 6683f863 }
$sequence_1 = { e8???????? 83c40c 84c0 7508 83c6ff }
$sequence_2 = { 8d742448 e8???????? 8bce ba02000000 83c408 }
$sequence_3 = { a3???????? 33c0 8945e4 83f805 7d10 668b4c4310 66890c45e0674200 }
$sequence_4 = { 53 89442440 894c2444 ff15???????? 837c243c00 c744241800000000 0f862c010000 }
$sequence_5 = { 5e 8b8c2428060000 5f 5d 5b 33cc e8???????? }
$sequence_6 = { 8d442424 50 ff15???????? 8d4c2444 }
$sequence_7 = { 33c0 e9???????? 8975e4 33c0 39b8f85a4200 0f8491000000 ff45e4 }
condition:
7 of them and filesize < 330752
}
Strings (8 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 881d???????? 881d???????? eb54 6683f863 } | |
| $sequence_1 | hex | { e8???????? 83c40c 84c0 7508 83c6ff } | |
| $sequence_2 | hex | { 8d742448 e8???????? 8bce ba02000000 83c408 } | |
| $sequence_3 | hex | { a3???????? 33c0 8945e4 83f805 7d10 668b4c4310 66890c45e0674200 } | |
| $sequence_4 | hex | { 53 89442440 894c2444 ff15???????? 837c243c00 c744241800000000 0f862c010000 } | |
| $sequence_5 | hex | { 5e 8b8c2428060000 5f 5d 5b 33cc e8???????? } | |
| $sequence_6 | hex | { 8d442424 50 ff15???????? 8d4c2444 } | |
| $sequence_7 | hex | { 33c0 e9???????? 8975e4 33c0 39b8f85a4200 0f8491000000 ff45e4 } |
Condition
7 of them and filesize < 330752In plain words (Heuristic)
- The file must be smaller than 330752 (a cheap guard that skips large files).
- At least 7 patterns in the rule must match.
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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: 191cc0a1-4e26-57f5-9a19-0f1d92e18f76
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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