PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256127eb55e9031dc443d40cfb3a6be1456adc36743f034d6c74e88cde66af8b6ec
MD542bfc3305df601d02e2748e877f4abfe
File Typeexe
Size63.0 KB
First Seen2023-05-17
File NameKUZ000199323.bin
Tagsarchitettura, exe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 127eb55e9031dc443d40cfb3a6be1456adc36743f034d6c74e88cde66af8b6ec
  • MD5: 42bfc3305df601d02e2748e877f4abfe

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: 127eb55e9031dc44"
        threat_level = "medium"
        first_seen = "2023-05-17"
    condition:
        hash.sha256(0, filesize) == "127eb55e9031dc443d40cfb3a6be1456adc36743f034d6c74e88cde66af8b6ec"
}

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 127eb55e9031dc443d40cfb3a6be1456adc36743f034d6c74e88cde66af8b6ec # MD5 42bfc3305df601d02e2748e877f4abfe
TypeValueNote
sha256 127eb55e9031dc443d40cfb3a6be1456adc36743f034d6c74e88cde66af8b6ec Sample:PureCrypter
md5 42bfc3305df601d02e2748e877f4abfe Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi