YARA · Malpedia signator rules
MALPEDIA_Win_Interception_Auto
autogenerated rule brought to you by yara-signator
MalwareInterceptionMalpedia 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: Interception.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-interception-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Interception_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "f1a298d5-70e2-5f27-b6ee-691574cd9abf"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.interception"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.interception_auto.yar#L1-L118"
= "N/A"
= "3520af3329a4b24d818d777e1e8f70b92d9cafa69a1f58bf6db64da9ed00530f"
= 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 = { 83e61f 8d1c8520ae0010 c1e603 8b03 f644300401 7469 57 }
$sequence_1 = { 72f1 56 8bf1 c1e603 3b96e8710010 }
$sequence_2 = { c1f805 83e61f 8d1c8520ae0010 c1e603 8b03 }
$sequence_3 = { ffb6ec710010 8d8560ffffff 50 e8???????? 6810200100 8d8560ffffff }
$sequence_4 = { 8bd0 c1f905 83e21f 8b0c8d20ae0010 f644d10401 }
$sequence_5 = { 8d3c8520ae0010 c1e603 8b07 03c6 f6400401 7437 }
$sequence_6 = { f683c19c001004 7406 8816 46 }
$sequence_7 = { 8d542434 f3ab 66ab aa }
$sequence_8 = { 8bc8 83e01f c1f905 8b0c8d20ae0010 8a44c104 }
$sequence_9 = { 731c 8bc8 83e01f c1f905 8b0c8d20ae0010 f644c10401 8d04c1 }
condition:
7 of them and filesize < 98304
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 83e61f 8d1c8520ae0010 c1e603 8b03 f644300401 7469 57 } | |
| $sequence_1 | hex | { 72f1 56 8bf1 c1e603 3b96e8710010 } | |
| $sequence_2 | hex | { c1f805 83e61f 8d1c8520ae0010 c1e603 8b03 } | |
| $sequence_3 | hex | { ffb6ec710010 8d8560ffffff 50 e8???????? 6810200100 8d8560ffffff } | |
| $sequence_4 | hex | { 8bd0 c1f905 83e21f 8b0c8d20ae0010 f644d10401 } | |
| $sequence_5 | hex | { 8d3c8520ae0010 c1e603 8b07 03c6 f6400401 7437 } | |
| $sequence_6 | hex | { f683c19c001004 7406 8816 46 } | |
| $sequence_7 | hex | { 8d542434 f3ab 66ab aa } | |
| $sequence_8 | hex | { 8bc8 83e01f c1f905 8b0c8d20ae0010 8a44c104 } | |
| $sequence_9 | hex | { 731c 8bc8 83e01f c1f905 8b0c8d20ae0010 f644c10401 8d04c1 } |
Condition
7 of them and filesize < 98304In plain words (Heuristic)
- The file must be smaller than 98304 (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: f1a298d5-70e2-5f27-b6ee-691574cd9abf
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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