YARA · Malpedia signator rules
MALPEDIA_Win_Chinoxy_Auto
autogenerated rule brought to you by yara-signator
MalwareChinoxyMalpedia 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: Chinoxy.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-chinoxy-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Chinoxy_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "852bdd8e-b44a-553a-b64a-e5e8e2d636f8"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.chinoxy"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.chinoxy_auto.yar#L1-L121"
= "N/A"
= "e2910771856e90d209ab1e8ac8adc6268d284b1a2b1866fb6f57b7a5d4bc03d1"
= 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 = { 8be8 8b0b 85c9 7406 }
$sequence_1 = { 3bc7 7415 8b4610 89460c 8b4008 894610 }
$sequence_2 = { 7411 8bcf e8???????? 5f 5e 5d 5b }
$sequence_3 = { 7456 8b4e0c 6a00 8bc1 68???????? 2bc6 }
$sequence_4 = { 2bc6 33f8 03f1 8bef 8bc5 2bcd }
$sequence_5 = { 03de 2bc6 89442418 8be8 e9???????? }
$sequence_6 = { 03ac99480c0000 8b5928 33eb 33db 33c5 89442414 }
$sequence_7 = { 57 ff15???????? 8b4c2418 5f 5e 5d 5b }
$sequence_8 = { aa 8d842470010000 6804010000 50 }
$sequence_9 = { e8???????? 85db 897e54 740a 83c304 53 }
condition:
7 of them and filesize < 1138688
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 8be8 8b0b 85c9 7406 } | |
| $sequence_1 | hex | { 3bc7 7415 8b4610 89460c 8b4008 894610 } | |
| $sequence_2 | hex | { 7411 8bcf e8???????? 5f 5e 5d 5b } | |
| $sequence_3 | hex | { 7456 8b4e0c 6a00 8bc1 68???????? 2bc6 } | |
| $sequence_4 | hex | { 2bc6 33f8 03f1 8bef 8bc5 2bcd } | |
| $sequence_5 | hex | { 03de 2bc6 89442418 8be8 e9???????? } | |
| $sequence_6 | hex | { 03ac99480c0000 8b5928 33eb 33db 33c5 89442414 } | |
| $sequence_7 | hex | { 57 ff15???????? 8b4c2418 5f 5e 5d 5b } | |
| $sequence_8 | hex | { aa 8d842470010000 6804010000 50 } | |
| $sequence_9 | hex | { e8???????? 85db 897e54 740a 83c304 53 } |
Condition
7 of them and filesize < 1138688In plain words (Heuristic)
- The file must be smaller than 1138688 (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: 852bdd8e-b44a-553a-b64a-e5e8e2d636f8
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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