YARA · Malpedia signator rules
MALPEDIA_Win_Lazardoor_Auto
autogenerated rule brought to you by yara-signator
MalwareLazardoorMalpedia 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: Lazardoor.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-lazardoor-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Lazardoor_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "1c3b2aa2-6cc6-541e-8292-04b34695a0bb"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.lazardoor"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.lazardoor_auto.yar#L1-L124"
= "N/A"
= "d8c063259d0312061a78075c68596206f8a986db3041daf64f815aad14c0b292"
= 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 = { 7522 4c8d0dcb930100 4c8bc6 488bd7 488bcb e8???????? }
$sequence_1 = { 48c7c7ffffffff 488bc7 0f1f8000000000 66395c4502 488d4001 75f5 448d0c00 }
$sequence_2 = { 75c5 ff15???????? 8b8424c0000000 488b8c2480020000 }
$sequence_3 = { d1f8 4863e8 488bd5 488bf5 4803d2 498b94d720f70100 e8???????? }
$sequence_4 = { 8905???????? 4533c0 8b05???????? 33d2 c744242801000000 8905???????? }
$sequence_5 = { 488d45e8 48894de8 488945f0 488d155cde0000 }
$sequence_6 = { 488b05???????? 4833c4 48898424c0140000 8d82b0abffff 498be9 }
$sequence_7 = { e8???????? ebd3 488b442448 4883f8ff 74c8 488bd3 4c8d0552ff0000 }
$sequence_8 = { 48895308 89431c 0fb60a 83e10f 4a0fbe841188a50100 428a8c1198a50100 482bd0 }
$sequence_9 = { 488d15c2a20200 488bce ff15???????? 85c0 0f84f3000000 48c7c7ffffffff 488bc7 }
condition:
7 of them and filesize < 405504
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 7522 4c8d0dcb930100 4c8bc6 488bd7 488bcb e8???????? } | |
| $sequence_1 | hex | { 48c7c7ffffffff 488bc7 0f1f8000000000 66395c4502 488d4001 75f5 448d0c00 } | |
| $sequence_2 | hex | { 75c5 ff15???????? 8b8424c0000000 488b8c2480020000 } | |
| $sequence_3 | hex | { d1f8 4863e8 488bd5 488bf5 4803d2 498b94d720f70100 e8???????? } | |
| $sequence_4 | hex | { 8905???????? 4533c0 8b05???????? 33d2 c744242801000000 8905???????? } | |
| $sequence_5 | hex | { 488d45e8 48894de8 488945f0 488d155cde0000 } | |
| $sequence_6 | hex | { 488b05???????? 4833c4 48898424c0140000 8d82b0abffff 498be9 } | |
| $sequence_7 | hex | { e8???????? ebd3 488b442448 4883f8ff 74c8 488bd3 4c8d0552ff0000 } | |
| $sequence_8 | hex | { 48895308 89431c 0fb60a 83e10f 4a0fbe841188a50100 428a8c1198a50100 482bd0 } | |
| $sequence_9 | hex | { 488d15c2a20200 488bce ff15???????? 85c0 0f84f3000000 48c7c7ffffffff 488bc7 } |
Condition
7 of them and filesize < 405504In plain words (Heuristic)
- The file must be smaller than 405504 (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: 1c3b2aa2-6cc6-541e-8292-04b34695a0bb
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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