YARA · Malpedia signator rules
MALPEDIA_Win_Aperetif_Auto
autogenerated rule brought to you by yara-signator
MalwareAperetifMalpedia 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: Aperetif.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-aperetif-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Aperetif_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "9e3e9777-0de5-5603-a86e-a21231ce6c9a"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.aperetif"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.aperetif_auto.yar#L1-L134"
= "N/A"
= "4fc990be119c3652a5e9feb00f50b54ab7fc4e6e2793c1301bd0b50a27cbc781"
= 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 = { eb14 2bf2 d1fe ebbd 2bf2 d1fe ebe7 }
$sequence_1 = { eb08 8b5c243c 8b6c2410 8b442414 8b742420 40 89442414 }
$sequence_2 = { 8b742474 8d0468 03c3 3bde 89442460 0f42f3 8b9c2484000000 }
$sequence_3 = { 8b4da4 8d04be 8b75b4 83c40c 894104 8b8d70ffffff 83ec0c }
$sequence_4 = { e8???????? 8d5f50 8d7328 56 e8???????? 83c408 85c0 }
$sequence_5 = { f0ff4108 8b0e 894de8 33c9 33ff 894d08 894dd4 }
$sequence_6 = { e8???????? 8d4dd0 e8???????? 8d4d08 e8???????? 8d4d64 e8???????? }
$sequence_7 = { eb02 33f6 8b442438 895c2414 895c2418 8b400c 85c0 }
$sequence_8 = { 8d4a01 894808 b920000000 2bcf 89700c 3bcb 72d2 }
$sequence_9 = { f20f114c2440 8b4e04 8bc1 c1e81f 83c608 03f9 660f6ec1 }
condition:
7 of them and filesize < 10500096
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { eb14 2bf2 d1fe ebbd 2bf2 d1fe ebe7 } | |
| $sequence_1 | hex | { eb08 8b5c243c 8b6c2410 8b442414 8b742420 40 89442414 } | |
| $sequence_2 | hex | { 8b742474 8d0468 03c3 3bde 89442460 0f42f3 8b9c2484000000 } | |
| $sequence_3 | hex | { 8b4da4 8d04be 8b75b4 83c40c 894104 8b8d70ffffff 83ec0c } | |
| $sequence_4 | hex | { e8???????? 8d5f50 8d7328 56 e8???????? 83c408 85c0 } | |
| $sequence_5 | hex | { f0ff4108 8b0e 894de8 33c9 33ff 894d08 894dd4 } | |
| $sequence_6 | hex | { e8???????? 8d4dd0 e8???????? 8d4d08 e8???????? 8d4d64 e8???????? } | |
| $sequence_7 | hex | { eb02 33f6 8b442438 895c2414 895c2418 8b400c 85c0 } | |
| $sequence_8 | hex | { 8d4a01 894808 b920000000 2bcf 89700c 3bcb 72d2 } | |
| $sequence_9 | hex | { f20f114c2440 8b4e04 8bc1 c1e81f 83c608 03f9 660f6ec1 } |
Condition
7 of them and filesize < 10500096In plain words (Heuristic)
- The file must be smaller than 10500096 (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: 9e3e9777-0de5-5603-a86e-a21231ce6c9a
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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