YARA · Malpedia signator rules
MALPEDIA_Win_Unidentified_063_Auto
autogenerated rule brought to you by yara-signator
- Author
- Felix Bilstein - yara-signator at cocacoding dot com
- Date
- 2022-11-21
- Modified
- 2022-11-25
- 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-063-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Unidentified_063_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "d22cba4e-b95b-5578-ac95-09534bd7dc14"
= "2022-11-21"
= "2022-11-25"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.unidentified_063"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.unidentified_063_auto.yar#L1-L124"
= "N/A"
= "14c180eecdf0e6fbf2b936d6c444ad58c2e649e1fa770106e8719057ee1aefbd"
= 75
= 75
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20221118"
= "e0702e2e6d1d00da65c8a29a4ebacd0a4c59e1af"
= "20221125"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 8d43cf 83f819 770c 6689b550030000 e9???????? }
$sequence_1 = { 7363 488bf3 4c8d35dfc40100 83e63f 488beb 48c1fd06 48c1e606 }
$sequence_2 = { e8???????? 4863f8 488d3588800100 488bcb }
$sequence_3 = { 0f11442478 4c8b4708 488d442470 493bc0 7362 488b07 488d4c2470 }
$sequence_4 = { 4885c9 7407 48ff25???????? c3 48894c2408 57 4883ec50 }
$sequence_5 = { 83f801 7518 488b0d???????? 488d05bf5f0100 483bc8 7405 e8???????? }
$sequence_6 = { 8b8c96d0cd0200 8b534c 33c8 0fb6c1 }
$sequence_7 = { 0f84e7000000 488b0e 483bc8 740e 4885c9 7406 }
$sequence_8 = { 498bc2 418be9 48c1f806 488d0d708c0100 4183e23f 4903e8 }
$sequence_9 = { 488d158a5a0200 488bcb e8???????? 85c0 7499 488d157f5a0200 488bcb }
condition:
7 of them and filesize < 475136
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 8d43cf 83f819 770c 6689b550030000 e9???????? } | |
| $sequence_1 | hex | { 7363 488bf3 4c8d35dfc40100 83e63f 488beb 48c1fd06 48c1e606 } | |
| $sequence_2 | hex | { e8???????? 4863f8 488d3588800100 488bcb } | |
| $sequence_3 | hex | { 0f11442478 4c8b4708 488d442470 493bc0 7362 488b07 488d4c2470 } | |
| $sequence_4 | hex | { 4885c9 7407 48ff25???????? c3 48894c2408 57 4883ec50 } | |
| $sequence_5 | hex | { 83f801 7518 488b0d???????? 488d05bf5f0100 483bc8 7405 e8???????? } | |
| $sequence_6 | hex | { 8b8c96d0cd0200 8b534c 33c8 0fb6c1 } | |
| $sequence_7 | hex | { 0f84e7000000 488b0e 483bc8 740e 4885c9 7406 } | |
| $sequence_8 | hex | { 498bc2 418be9 48c1f806 488d0d708c0100 4183e23f 4903e8 } | |
| $sequence_9 | hex | { 488d158a5a0200 488bcb e8???????? 85c0 7499 488d157f5a0200 488bcb } |
Condition
7 of them and filesize < 475136In plain words (Heuristic)
- The file must be smaller than 475136 (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: d22cba4e-b95b-5578-ac95-09534bd7dc14
Metadata
| version | 1 |
|---|---|
| tool | yara-signator v0.6.0 |
| signator_config | callsandjumps;datarefs;binvalue |
| malpedia_rule_date | 20221118 |
| malpedia_hash | e0702e2e6d1d00da65c8a29a4ebacd0a4c59e1af |
| malpedia_version | 20221125 |
| malpedia_license | CC BY-SA 4.0 |
| malpedia_sharing | TLP:WHITE |
Tags:FILE
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