YARA · Malpedia signator rules
MALPEDIA_Win_Lightneuron_Auto
autogenerated rule brought to you by yara-signator
MalwareLightneuronMalpedia 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: Lightneuron.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-lightneuron-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Lightneuron_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "0f248e2e-c77f-5f8d-bf7d-2bd528ffdcf8"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.lightneuron"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.lightneuron_auto.yar#L1-L132"
= "N/A"
= "8d97170963d246081dc44167f7668d73066d05f4df6b51d06f693d59de4ff7e4"
= 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 = { a801 7508 4c8bc1 4885c9 75eb 48c1e205 4a8d440207 }
$sequence_1 = { 4585ff 0f8fd5fdffff 4c8b7c2450 448bdb 8bf9 418bc5 48c1e808 }
$sequence_2 = { 488bd3 488bc8 e8???????? 4c8b5d00 4c2bdb 41c6043300 }
$sequence_3 = { 4533c9 baa6010000 b900001000 448bc0 48c744242800000000 8bf0 c744242000000000 }
$sequence_4 = { 33d2 498bcc ff15???????? 498bcc ff15???????? 488b4c2438 ff15???????? }
$sequence_5 = { 488903 e8???????? 85c0 0f8587000000 488b03 48894610 498b00 }
$sequence_6 = { 85c0 0f8956010000 8b8424d8010000 8bf8 0faf4500 85c0 }
$sequence_7 = { 4c89642428 4489642420 e8???????? 488b5c2450 488b6c2460 488bc6 4883c430 }
$sequence_8 = { 498bce 488be8 e8???????? 4885ed 7504 33c0 eb3d }
$sequence_9 = { 4489742420 4c3935???????? 745c baa1010000 e8???????? 488b0d???????? 4885db }
condition:
7 of them and filesize < 573440
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { a801 7508 4c8bc1 4885c9 75eb 48c1e205 4a8d440207 } | |
| $sequence_1 | hex | { 4585ff 0f8fd5fdffff 4c8b7c2450 448bdb 8bf9 418bc5 48c1e808 } | |
| $sequence_2 | hex | { 488bd3 488bc8 e8???????? 4c8b5d00 4c2bdb 41c6043300 } | |
| $sequence_3 | hex | { 4533c9 baa6010000 b900001000 448bc0 48c744242800000000 8bf0 c744242000000000 } | |
| $sequence_4 | hex | { 33d2 498bcc ff15???????? 498bcc ff15???????? 488b4c2438 ff15???????? } | |
| $sequence_5 | hex | { 488903 e8???????? 85c0 0f8587000000 488b03 48894610 498b00 } | |
| $sequence_6 | hex | { 85c0 0f8956010000 8b8424d8010000 8bf8 0faf4500 85c0 } | |
| $sequence_7 | hex | { 4c89642428 4489642420 e8???????? 488b5c2450 488b6c2460 488bc6 4883c430 } | |
| $sequence_8 | hex | { 498bce 488be8 e8???????? 4885ed 7504 33c0 eb3d } | |
| $sequence_9 | hex | { 4489742420 4c3935???????? 745c baa1010000 e8???????? 488b0d???????? 4885db } |
Condition
7 of them and filesize < 573440In plain words (Heuristic)
- The file must be smaller than 573440 (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: 0f248e2e-c77f-5f8d-bf7d-2bd528ffdcf8
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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