YARA · Malpedia signator rules
MALPEDIA_Win_Conti_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 / 73
What this rule detects
autogenerated rule brought to you by yara-signator
Associated malware family: Conti.
It defines 24 patterns (0 text, 24 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-conti-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Conti_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "243432c5-f0f7-5b86-b633-89ff78c7e694"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.conti"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.conti_auto.yar#L1-L230"
= "N/A"
= "20c829c3c99980f53d00293a720f0b57b6132e54bd1517f31879bd40125146b9"
= 75
= 73
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260422"
= "a182e35da64e6d71cb55f125c4d4225196523f14"
= "20260504"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 8d7f01 0fb6c0 b957000000 2bc8 }
$sequence_1 = { 0f1f4000 8a07 8d7f01 0fb6c0 b96c000000 }
$sequence_2 = { 8d7f01 0fb6c0 b918000000 2bc8 }
$sequence_3 = { 56 8bf1 8975fc 803e00 7542 53 bb0e000000 }
$sequence_4 = { 57 bf0a000000 8d7101 8d5f75 8a06 }
$sequence_5 = { 8d7f01 0fb6c0 b95d000000 2bc8 }
$sequence_6 = { 57 bf0e000000 8d7101 8d5f71 8a06 8d7601 0fb6c0 }
$sequence_7 = { 7542 53 bb0e000000 57 8d7e01 8d7371 0f1f4000 }
$sequence_8 = { 85c0 7508 6a01 ff15???????? 6aff 8d45fc 50 }
$sequence_9 = { 7408 57 56 ff15???????? ff75f8 56 }
$sequence_10 = { 68???????? ff75f8 ff15???????? 85c0 7508 6a01 }
$sequence_11 = { 780e 7f07 3d00005000 7605 b800005000 6a00 8d4c2418 }
$sequence_12 = { 6810660000 ff7508 ff15???????? 85c0 }
$sequence_13 = { ff15???????? ff75f4 ff15???????? ff75f0 ff15???????? 5e }
$sequence_14 = { 50 6a20 ff15???????? 68???????? }
$sequence_15 = { 740d 83f001 50 ff7608 }
$sequence_16 = { 4881ec38010000 488b05???????? 4833c4 4889842420010000 ba15000000 }
$sequence_17 = { 4881ec20010000 488b05???????? 4833c4 48898424e0000000 448b5114 }
$sequence_18 = { 4889542458 8b4c2424 448bfb 448b6c2430 }
$sequence_19 = { 03d0 6bc27f 442bc0 46884415c0 }
$sequence_20 = { 03d0 8d0452 3bc8 7548 }
$sequence_21 = { 2bc8 884c3c31 48ffc7 4883ff72 }
$sequence_22 = { 4889542458 44894c2448 4c896c2460 e9???????? 4c8bbc24f0000000 418d41ff 4c8bb424f8000000 }
$sequence_23 = { 03d1 8d0c52 3bf9 744c }
condition:
7 of them and filesize < 520192
}
Strings (24 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 8d7f01 0fb6c0 b957000000 2bc8 } | |
| $sequence_1 | hex | { 0f1f4000 8a07 8d7f01 0fb6c0 b96c000000 } | |
| $sequence_2 | hex | { 8d7f01 0fb6c0 b918000000 2bc8 } | |
| $sequence_3 | hex | { 56 8bf1 8975fc 803e00 7542 53 bb0e000000 } | |
| $sequence_4 | hex | { 57 bf0a000000 8d7101 8d5f75 8a06 } | |
| $sequence_5 | hex | { 8d7f01 0fb6c0 b95d000000 2bc8 } | |
| $sequence_6 | hex | { 57 bf0e000000 8d7101 8d5f71 8a06 8d7601 0fb6c0 } | |
| $sequence_7 | hex | { 7542 53 bb0e000000 57 8d7e01 8d7371 0f1f4000 } | |
| $sequence_8 | hex | { 85c0 7508 6a01 ff15???????? 6aff 8d45fc 50 } | |
| $sequence_9 | hex | { 7408 57 56 ff15???????? ff75f8 56 } | |
| $sequence_10 | hex | { 68???????? ff75f8 ff15???????? 85c0 7508 6a01 } | |
| $sequence_11 | hex | { 780e 7f07 3d00005000 7605 b800005000 6a00 8d4c2418 } | |
| $sequence_12 | hex | { 6810660000 ff7508 ff15???????? 85c0 } | |
| $sequence_13 | hex | { ff15???????? ff75f4 ff15???????? ff75f0 ff15???????? 5e } | |
| $sequence_14 | hex | { 50 6a20 ff15???????? 68???????? } | |
| $sequence_15 | hex | { 740d 83f001 50 ff7608 } | |
| $sequence_16 | hex | { 4881ec38010000 488b05???????? 4833c4 4889842420010000 ba15000000 } | |
| $sequence_17 | hex | { 4881ec20010000 488b05???????? 4833c4 48898424e0000000 448b5114 } | |
| $sequence_18 | hex | { 4889542458 8b4c2424 448bfb 448b6c2430 } | |
| $sequence_19 | hex | { 03d0 6bc27f 442bc0 46884415c0 } | |
| $sequence_20 | hex | { 03d0 8d0452 3bc8 7548 } | |
| $sequence_21 | hex | { 2bc8 884c3c31 48ffc7 4883ff72 } | |
| $sequence_22 | hex | { 4889542458 44894c2448 4c896c2460 e9???????? 4c8bbc24f0000000 418d41ff 4c8bb424f8000000 } | |
| $sequence_23 | hex | { 03d1 8d0c52 3bf9 744c } |
Condition
7 of them and filesize < 520192In plain words (Heuristic)
- The file must be smaller than 520192 (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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Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.
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: 243432c5-f0f7-5b86-b633-89ff78c7e694
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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