YARA · Malpedia signator rules
MALPEDIA_Win_Poldat_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: Poldat.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-poldat-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Poldat_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "0ab576ed-e0ee-5da0-8f81-cfe82fe216e2"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.poldat"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.poldat_auto.yar#L1-L120"
= "N/A"
= "a6f8e59d2c945b62038e5cd56baf57eea43e69c171234f5505f4b9b3436c2cf3"
= 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 = { 89beb4070000 e8???????? 53 8d86b6090000 57 50 e8???????? }
$sequence_1 = { 56 8975fc e8???????? 8d4dfc 8945f8 }
$sequence_2 = { 03ce 8988b4160000 8b149d00934100 85d2 0f8484000000 }
$sequence_3 = { 50 8d45fc 50 8d45c0 56 50 8d8598fbffff }
$sequence_4 = { 7514 8d85acfdffff 50 56 }
$sequence_5 = { 894c241c 8b4c242c 8b0c8d68c34100 894c2420 83f814 7323 8b4c2410 }
$sequence_6 = { 41 3be8 894c2410 72c5 8b048568c34100 }
$sequence_7 = { c645e465 c645e578 c645e665 c645e720 c645e822 c645e925 }
$sequence_8 = { 8d859cf9ffff 57 50 e8???????? }
$sequence_9 = { 8945f8 51 50 8d4510 56 50 }
condition:
7 of them and filesize < 247808
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 89beb4070000 e8???????? 53 8d86b6090000 57 50 e8???????? } | |
| $sequence_1 | hex | { 56 8975fc e8???????? 8d4dfc 8945f8 } | |
| $sequence_2 | hex | { 03ce 8988b4160000 8b149d00934100 85d2 0f8484000000 } | |
| $sequence_3 | hex | { 50 8d45fc 50 8d45c0 56 50 8d8598fbffff } | |
| $sequence_4 | hex | { 7514 8d85acfdffff 50 56 } | |
| $sequence_5 | hex | { 894c241c 8b4c242c 8b0c8d68c34100 894c2420 83f814 7323 8b4c2410 } | |
| $sequence_6 | hex | { 41 3be8 894c2410 72c5 8b048568c34100 } | |
| $sequence_7 | hex | { c645e465 c645e578 c645e665 c645e720 c645e822 c645e925 } | |
| $sequence_8 | hex | { 8d859cf9ffff 57 50 e8???????? } | |
| $sequence_9 | hex | { 8945f8 51 50 8d4510 56 50 } |
Condition
7 of them and filesize < 247808In plain words (Heuristic)
- The file must be smaller than 247808 (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: 0ab576ed-e0ee-5da0-8f81-cfe82fe216e2
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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