YARA · Malpedia signator rules
MALPEDIA_Win_Mapiget_Auto
autogenerated rule brought to you by yara-signator
MalwareMapigetMalpedia 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: Mapiget.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-mapiget-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Mapiget_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "90931f84-8d97-5d03-9fd8-5157c4363161"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.mapiget"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.mapiget_auto.yar#L1-L119"
= "N/A"
= "db2ad0ac6ed98d9fe4028516eb88a6adb15c290b65682d6ffe66f99e185c09f3"
= 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 = { 59 7433 8305????????20 8d0cbd20174100 8d9000010000 }
$sequence_1 = { 50 51 52 c744244044000000 c744244808e24000 c744246c01000000 ff15???????? }
$sequence_2 = { b97f000000 33c0 8d7c242a 66895c2428 66899c2428020000 }
$sequence_3 = { 8d7c2418 8b542468 f3ab 6689442444 8d442404 8d4c2414 50 }
$sequence_4 = { 8b4c2468 6a00 6a00 6a00 52 }
$sequence_5 = { 8d85f0feffff 52 8d8d70ffffff 50 8d95f0fdffff 51 }
$sequence_6 = { 6683bc45eefeffff0a 7517 8d95f0feffff 52 }
$sequence_7 = { c1e603 8d1c8520174100 8b048520174100 03c6 }
$sequence_8 = { 8b5c2408 55 83cdff 56 83fb02 57 be01000000 }
$sequence_9 = { 50 e8???????? 83c404 6689bc456effffff 8d8df0feffff }
condition:
7 of them and filesize < 163840
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 59 7433 8305????????20 8d0cbd20174100 8d9000010000 } | |
| $sequence_1 | hex | { 50 51 52 c744244044000000 c744244808e24000 c744246c01000000 ff15???????? } | |
| $sequence_2 | hex | { b97f000000 33c0 8d7c242a 66895c2428 66899c2428020000 } | |
| $sequence_3 | hex | { 8d7c2418 8b542468 f3ab 6689442444 8d442404 8d4c2414 50 } | |
| $sequence_4 | hex | { 8b4c2468 6a00 6a00 6a00 52 } | |
| $sequence_5 | hex | { 8d85f0feffff 52 8d8d70ffffff 50 8d95f0fdffff 51 } | |
| $sequence_6 | hex | { 6683bc45eefeffff0a 7517 8d95f0feffff 52 } | |
| $sequence_7 | hex | { c1e603 8d1c8520174100 8b048520174100 03c6 } | |
| $sequence_8 | hex | { 8b5c2408 55 83cdff 56 83fb02 57 be01000000 } | |
| $sequence_9 | hex | { 50 e8???????? 83c404 6689bc456effffff 8d8df0feffff } |
Condition
7 of them and filesize < 163840In plain words (Heuristic)
- The file must be smaller than 163840 (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: 90931f84-8d97-5d03-9fd8-5157c4363161
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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