PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256a42939de839d31e5e3d22a44f3c1c24f4daaf0c215487ef09780ce0665bb693a
MD5b0a82b6d1b95d54f5c71a66890a23f03
File Typeexe
Size186.5 KB
First Seen2024-11-20
File NameLreticupdwy.exe
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

TypeLoader
Programming Language.NET
Target PlatformWindows
C2 ProtocolHTTPS
PurposeLoader
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: a42939de839d31e5e3d22a44f3c1c24f4daaf0c215487ef09780ce0665bb693a
  • MD5: b0a82b6d1b95d54f5c71a66890a23f03

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Disconnect the system from the network — the loader may be downloading more malware
  2. Analyze every downloaded payload
  3. Inspect all network traffic and cut suspicious connections
  4. Run a full antivirus scan
  5. Consider reimaging the system

YARA Rule Hints

rule PureCrypter_SHA256 {
    meta:
        description = "PureCrypter sample: a42939de839d31e5"
        threat_level = "medium"
        first_seen = "2024-11-20"
    condition:
        hash.sha256(0, filesize) == "a42939de839d31e5e3d22a44f3c1c24f4daaf0c215487ef09780ce0665bb693a"
}

PureCrypter — Malware Profile

PureCrypter, AV atlatma loader'dır.

Malware Type
Loader
Programming Language
.NET
C2 Protocol
HTTPS
Target Systems
Windows

Capabilities & Behavior

Payload İndirme
Süreç Enjeksiyonu
Modüler Mimari
Kimlik Bilgisi Hırsızlığı
Yanal Hareket
Kalıcılık
Anti-VM/Sandbox
İkincil Payload Dağıtımı

IOC List (2 indicators)

IOC — PureCrypter
# SHA256 a42939de839d31e5e3d22a44f3c1c24f4daaf0c215487ef09780ce0665bb693a # MD5 b0a82b6d1b95d54f5c71a66890a23f03
TypeValueNote
sha256 a42939de839d31e5e3d22a44f3c1c24f4daaf0c215487ef09780ce0665bb693a Sample:PureCrypter
md5 b0a82b6d1b95d54f5c71a66890a23f03 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi