YARA · Malpedia signator rules
MALPEDIA_Win_Pslogger_Auto
autogenerated rule brought to you by yara-signator
MalwarePsloggerMalpedia 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: Pslogger.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-pslogger-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Pslogger_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "03c1b153-a72c-57c3-af9d-51415d4f4bc2"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.pslogger"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.pslogger_auto.yar#L1-L175"
= "N/A"
= "1abf9100000b1e962c500e057cb6b60580965322939cb04d072db1579dfd4fa0"
= 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 = { 488bf9 483b5908 7418 488b0b 4885c9 7406 ff15???????? }
$sequence_1 = { 8bc8 e8???????? 85c0 743b 4863f0 }
$sequence_2 = { 7406 ff15???????? b801000000 488b8c2488000000 4833cc e8???????? 4c8d9c2490000000 }
$sequence_3 = { 488b0e 483bc8 740e 4885c9 7406 }
$sequence_4 = { e8???????? e9???????? 4c8bc5 33d2 488bc8 e8???????? }
$sequence_5 = { 7406 ff15???????? 48891e 488bd3 }
$sequence_6 = { 8b5308 8b4b14 412bc8 448b4b10 }
$sequence_7 = { 7511 0f1f00 e8???????? 803d????????00 74f2 33c0 }
$sequence_8 = { 50 e8???????? 83c40c 8d842460030000 6804010000 }
$sequence_9 = { c787a4af0600a8794200 8894373c1b0000 8d87b41e0000 33f6 8945d8 33d2 }
$sequence_10 = { ba08000000 90 668950fc 8d4018 66ff87f40f0000 668950e8 }
$sequence_11 = { 8b04bd88b14200 c644102901 eb2e 0c80 88441628 8b04bd88b14200 c644102902 }
$sequence_12 = { 6a0a 8854382a 8b048d88b14200 8874382b 8b048d88b14200 5a }
$sequence_13 = { 68???????? 50 e8???????? 897de8 56 68???????? }
$sequence_14 = { 83c410 8bf2 668b02 83c202 6685c0 75f5 2bd6 }
$sequence_15 = { 8d45dc 50 0f1145e0 e8???????? 85db 7407 }
condition:
7 of them and filesize < 475136
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 488bf9 483b5908 7418 488b0b 4885c9 7406 ff15???????? } | |
| $sequence_1 | hex | { 8bc8 e8???????? 85c0 743b 4863f0 } | |
| $sequence_2 | hex | { 7406 ff15???????? b801000000 488b8c2488000000 4833cc e8???????? 4c8d9c2490000000 } | |
| $sequence_3 | hex | { 488b0e 483bc8 740e 4885c9 7406 } | |
| $sequence_4 | hex | { e8???????? e9???????? 4c8bc5 33d2 488bc8 e8???????? } | |
| $sequence_5 | hex | { 7406 ff15???????? 48891e 488bd3 } | |
| $sequence_6 | hex | { 8b5308 8b4b14 412bc8 448b4b10 } | |
| $sequence_7 | hex | { 7511 0f1f00 e8???????? 803d????????00 74f2 33c0 } | |
| $sequence_8 | hex | { 50 e8???????? 83c40c 8d842460030000 6804010000 } | |
| $sequence_9 | hex | { c787a4af0600a8794200 8894373c1b0000 8d87b41e0000 33f6 8945d8 33d2 } | |
| $sequence_10 | hex | { ba08000000 90 668950fc 8d4018 66ff87f40f0000 668950e8 } | |
| $sequence_11 | hex | { 8b04bd88b14200 c644102901 eb2e 0c80 88441628 8b04bd88b14200 c644102902 } | |
| $sequence_12 | hex | { 6a0a 8854382a 8b048d88b14200 8874382b 8b048d88b14200 5a } | |
| $sequence_13 | hex | { 68???????? 50 e8???????? 897de8 56 68???????? } | |
| $sequence_14 | hex | { 83c410 8bf2 668b02 83c202 6685c0 75f5 2bd6 } | |
| $sequence_15 | hex | { 8d45dc 50 0f1145e0 e8???????? 85db 7407 } |
Condition
7 of them and filesize < 475136In plain words (Heuristic)
- The file must be smaller than 475136 (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: 03c1b153-a72c-57c3-af9d-51415d4f4bc2
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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