YARA · Malpedia signator rules
MALPEDIA_Win_Unidentified_092_Auto
autogenerated rule brought to you by yara-signator
- 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
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-unidentified-092-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Unidentified_092_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "14e64b33-e569-59ba-b47c-8b4cdb728f15"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.unidentified_092"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.unidentified_092_auto.yar#L1-L132"
= "N/A"
= "54d6e0fbc038fcf7b73c3947d1cfaef6baa43c5b34ab36fc838e7feab62932d7"
= 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 = { 6a5c 8d4dd8 e8???????? e9???????? 33c0 8945d0 }
$sequence_1 = { 83c404 b9???????? 50 e8???????? 8d4dd8 e8???????? 8d8d88fdffff }
$sequence_2 = { eb02 33d2 8b45c4 52 50 8b08 ff5120 }
$sequence_3 = { c78548f6ffff0f000000 c78544f6ffff00000000 c68534f6ffff00 83f810 7241 8b8d4cf6ffff 40 }
$sequence_4 = { 0375a0 33d1 8b4d08 03d6 8db34aaad84e 8b5ddc }
$sequence_5 = { 51 e8???????? 83c404 c745fcffffffff 8b85d0fbffff c785a0fbffff0f000000 c7859cfbffff00000000 }
$sequence_6 = { c1c10a 03de c1ca0d 33d1 895ddc 8b4d08 c1c902 }
$sequence_7 = { c745fc00000000 50 6a00 8d45e8 c745e401000000 50 6a00 }
$sequence_8 = { 0b45ec 234508 0bc1 03c2 8b55f0 8bf2 8945e8 }
$sequence_9 = { 51 e8???????? 83c404 c645fc01 8b8560f6ffff c68534f6ffff00 c78544f6ffff00000000 }
condition:
7 of them and filesize < 10202112
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 6a5c 8d4dd8 e8???????? e9???????? 33c0 8945d0 } | |
| $sequence_1 | hex | { 83c404 b9???????? 50 e8???????? 8d4dd8 e8???????? 8d8d88fdffff } | |
| $sequence_2 | hex | { eb02 33d2 8b45c4 52 50 8b08 ff5120 } | |
| $sequence_3 | hex | { c78548f6ffff0f000000 c78544f6ffff00000000 c68534f6ffff00 83f810 7241 8b8d4cf6ffff 40 } | |
| $sequence_4 | hex | { 0375a0 33d1 8b4d08 03d6 8db34aaad84e 8b5ddc } | |
| $sequence_5 | hex | { 51 e8???????? 83c404 c745fcffffffff 8b85d0fbffff c785a0fbffff0f000000 c7859cfbffff00000000 } | |
| $sequence_6 | hex | { c1c10a 03de c1ca0d 33d1 895ddc 8b4d08 c1c902 } | |
| $sequence_7 | hex | { c745fc00000000 50 6a00 8d45e8 c745e401000000 50 6a00 } | |
| $sequence_8 | hex | { 0b45ec 234508 0bc1 03c2 8b55f0 8bf2 8945e8 } | |
| $sequence_9 | hex | { 51 e8???????? 83c404 c645fc01 8b8560f6ffff c68534f6ffff00 c78544f6ffff00000000 } |
Condition
7 of them and filesize < 10202112In plain words (Heuristic)
- The file must be smaller than 10202112 (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: 14e64b33-e569-59ba-b47c-8b4cdb728f15
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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