YARA · Malpedia signator rules
MALPEDIA_Win_Latentbot_Auto
autogenerated rule brought to you by yara-signator
MalwareLatentbotMalpedia 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: Latentbot.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-latentbot-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Latentbot_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "2b2846e7-a549-5a22-9e74-a412529ab6cf"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.latentbot"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.latentbot_auto.yar#L1-L130"
= "N/A"
= "c8304c357f93cd21f4858be07310d0cd7eab97fa741d9287595d4edc7f89418a"
= 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 = { d1e8 894618 0f847d0a0000 83f803 0f846d0d0000 83f801 }
$sequence_1 = { 83e007 ff454c 888431801b0000 e9???????? 8bf8 81e7ff030000 }
$sequence_2 = { c21000 55 8bec 83ec2c 8365ec00 686a79fa99 }
$sequence_3 = { ff542460 8364244400 8d442428 89442438 8d442460 8bc8 }
$sequence_4 = { 59 59 33c0 c3 55 8bec 83ec38 }
$sequence_5 = { 8d4c2420 48 8d942430010000 8a01 48 ffc1 44 }
$sequence_6 = { 8d4598 50 ff7508 ff5620 8d4598 50 ff7608 }
$sequence_7 = { c70100000000 c7410400000000 897114 89791c c7411028000000 c7410800000000 8bd0 }
$sequence_8 = { 8b4d18 8b4550 0fb60c0a c16d5003 836d5803 83e007 ff454c }
$sequence_9 = { c7062a000000 e9???????? 83654800 c70622000000 e9???????? c70628000000 e9???????? }
condition:
7 of them and filesize < 401408
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { d1e8 894618 0f847d0a0000 83f803 0f846d0d0000 83f801 } | |
| $sequence_1 | hex | { 83e007 ff454c 888431801b0000 e9???????? 8bf8 81e7ff030000 } | |
| $sequence_2 | hex | { c21000 55 8bec 83ec2c 8365ec00 686a79fa99 } | |
| $sequence_3 | hex | { ff542460 8364244400 8d442428 89442438 8d442460 8bc8 } | |
| $sequence_4 | hex | { 59 59 33c0 c3 55 8bec 83ec38 } | |
| $sequence_5 | hex | { 8d4c2420 48 8d942430010000 8a01 48 ffc1 44 } | |
| $sequence_6 | hex | { 8d4598 50 ff7508 ff5620 8d4598 50 ff7608 } | |
| $sequence_7 | hex | { c70100000000 c7410400000000 897114 89791c c7411028000000 c7410800000000 8bd0 } | |
| $sequence_8 | hex | { 8b4d18 8b4550 0fb60c0a c16d5003 836d5803 83e007 ff454c } | |
| $sequence_9 | hex | { c7062a000000 e9???????? 83654800 c70622000000 e9???????? c70628000000 e9???????? } |
Condition
7 of them and filesize < 401408In plain words (Heuristic)
- The file must be smaller than 401408 (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: 2b2846e7-a549-5a22-9e74-a412529ab6cf
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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