YARA · Malpedia signator rules
MALPEDIA_Win_Pulsartea_Auto
autogenerated rule brought to you by yara-signator
MalwarePulsarteaMalpedia 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: Pulsartea.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-pulsartea-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Pulsartea_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "4d37acc9-5642-57c2-9a68-2b712495533a"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.pulsartea"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.pulsartea_auto.yar#L1-L134"
= "N/A"
= "1283444ee5c11c862dc325444d0e920ad28f24b52db62ee4758f2ba200dfbf58"
= 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 = { 458bf5 eb03 448b30 4883ff10 7231 488d5701 488bc3 }
$sequence_1 = { eb0c c745b400000000 bbffffffff 4c8b37 488d5560 498bce e8???????? }
$sequence_2 = { 0f114c2440 0f1005???????? 0f11442450 f20f100d???????? f20f114c2460 8b05???????? 89442468 }
$sequence_3 = { 4c8b8df8000000 448944241c 4c8b85d8000000 4c896518 4c89442440 4c894c2448 0f1145e0 }
$sequence_4 = { 488b05???????? 4833c4 48894570 4c8be9 4533e4 4c8965f8 48c745000f000000 }
$sequence_5 = { 488bec 4883ec40 488d45e8 48894de8 488945f0 488d154cb20000 b805000000 }
$sequence_6 = { 895f2c 41896c2408 8bc6 412b0424 410144240c 49893424 498bd4 }
$sequence_7 = { 410f1106 bb0f000000 eb7d 498bdf 4883cb0f 48b8ffffffffffffff7f 483bd8 }
$sequence_8 = { e8???????? 488bc8 4885c0 0f84bd030000 4883c027 4883e0e0 488948f8 }
$sequence_9 = { 4155 4156 4157 4883ec20 448bf9 4c8d350633feff 4883cfff }
condition:
7 of them and filesize < 520192
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 458bf5 eb03 448b30 4883ff10 7231 488d5701 488bc3 } | |
| $sequence_1 | hex | { eb0c c745b400000000 bbffffffff 4c8b37 488d5560 498bce e8???????? } | |
| $sequence_2 | hex | { 0f114c2440 0f1005???????? 0f11442450 f20f100d???????? f20f114c2460 8b05???????? 89442468 } | |
| $sequence_3 | hex | { 4c8b8df8000000 448944241c 4c8b85d8000000 4c896518 4c89442440 4c894c2448 0f1145e0 } | |
| $sequence_4 | hex | { 488b05???????? 4833c4 48894570 4c8be9 4533e4 4c8965f8 48c745000f000000 } | |
| $sequence_5 | hex | { 488bec 4883ec40 488d45e8 48894de8 488945f0 488d154cb20000 b805000000 } | |
| $sequence_6 | hex | { 895f2c 41896c2408 8bc6 412b0424 410144240c 49893424 498bd4 } | |
| $sequence_7 | hex | { 410f1106 bb0f000000 eb7d 498bdf 4883cb0f 48b8ffffffffffffff7f 483bd8 } | |
| $sequence_8 | hex | { e8???????? 488bc8 4885c0 0f84bd030000 4883c027 4883e0e0 488948f8 } | |
| $sequence_9 | hex | { 4155 4156 4157 4883ec20 448bf9 4c8d350633feff 4883cfff } |
Condition
7 of them and filesize < 520192In plain words (Heuristic)
- The file must be smaller than 520192 (a cheap guard that skips large files).
- At least 7 patterns in the rule must match.
Test this rule in your browser
Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.
Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.
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: 4d37acc9-5642-57c2-9a68-2b712495533a
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
Related rules
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04