YARA · Malpedia signator rules
MALPEDIA_Win_Qadars_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
Associated malware family: Qadars.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-qadars-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Qadars_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "025526bd-ff82-5cf0-a77c-2d01f67f205c"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.qadars"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.qadars_auto.yar#L1-L159"
= "N/A"
= "5d743a8f393eb2f6cdf0f2ee2fce09eeac09b4a1b47105cef178b9000f2776a3"
= 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 = { 8b4308 56 894df8 8b703c }
$sequence_1 = { 33d2 8955fc eb08 8b0e 8b14b9 }
$sequence_2 = { 83e11f bf01000000 d3e7 85fb 7504 }
$sequence_3 = { 8bf8 eb14 68???????? bb02000000 e8???????? 8b7dfc }
$sequence_4 = { 837f0800 7407 b801000000 eb0c }
$sequence_5 = { e8???????? 8b4d08 8b5d10 8b550c }
$sequence_6 = { 895dfc 885df0 895de0 895de4 }
$sequence_7 = { 83c2f0 83d0ff 894604 8b45d8 8916 }
$sequence_8 = { 6a00 8d4df4 51 6a04 8d55f8 }
$sequence_9 = { 51 8b55f0 52 ff15???????? 83c40c }
$sequence_10 = { 83c40c 6805010000 8d8df8feffff 51 }
$sequence_11 = { 6a01 8b55fc 52 ff15???????? 83c408 }
$sequence_12 = { 6a01 6a08 ff15???????? 83c408 }
$sequence_13 = { 83c408 8945e8 837de800 7512 68???????? ff15???????? 33c0 }
$sequence_14 = { 83c408 8945e8 8b45f8 50 8b4dfc }
$sequence_15 = { 83c408 8945e8 8b45fc 50 8b4df8 }
condition:
7 of them and filesize < 630784
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 8b4308 56 894df8 8b703c } | |
| $sequence_1 | hex | { 33d2 8955fc eb08 8b0e 8b14b9 } | |
| $sequence_2 | hex | { 83e11f bf01000000 d3e7 85fb 7504 } | |
| $sequence_3 | hex | { 8bf8 eb14 68???????? bb02000000 e8???????? 8b7dfc } | |
| $sequence_4 | hex | { 837f0800 7407 b801000000 eb0c } | |
| $sequence_5 | hex | { e8???????? 8b4d08 8b5d10 8b550c } | |
| $sequence_6 | hex | { 895dfc 885df0 895de0 895de4 } | |
| $sequence_7 | hex | { 83c2f0 83d0ff 894604 8b45d8 8916 } | |
| $sequence_8 | hex | { 6a00 8d4df4 51 6a04 8d55f8 } | |
| $sequence_9 | hex | { 51 8b55f0 52 ff15???????? 83c40c } | |
| $sequence_10 | hex | { 83c40c 6805010000 8d8df8feffff 51 } | |
| $sequence_11 | hex | { 6a01 8b55fc 52 ff15???????? 83c408 } | |
| $sequence_12 | hex | { 6a01 6a08 ff15???????? 83c408 } | |
| $sequence_13 | hex | { 83c408 8945e8 837de800 7512 68???????? ff15???????? 33c0 } | |
| $sequence_14 | hex | { 83c408 8945e8 8b45f8 50 8b4dfc } | |
| $sequence_15 | hex | { 83c408 8945e8 8b45fc 50 8b4df8 } |
Condition
7 of them and filesize < 630784In plain words (Heuristic)
- The file must be smaller than 630784 (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: 025526bd-ff82-5cf0-a77c-2d01f67f205c
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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