PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256a4c8ed0b388ec0903c76293ed0c389011d4196edc77c0724400ac9083170799b
MD5d7679a3e728663ae601aa4e9c72e8daf
File Typeexe
Size215.5 KB
First Seen2024-10-15
File NameEvolog_sprawy24-4090.scr
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: a4c8ed0b388ec0903c76293ed0c389011d4196edc77c0724400ac9083170799b
  • MD5: d7679a3e728663ae601aa4e9c72e8daf

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: a4c8ed0b388ec090"
        threat_level = "medium"
        first_seen = "2024-10-15"
    condition:
        hash.sha256(0, filesize) == "a4c8ed0b388ec0903c76293ed0c389011d4196edc77c0724400ac9083170799b"
}

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 a4c8ed0b388ec0903c76293ed0c389011d4196edc77c0724400ac9083170799b # MD5 d7679a3e728663ae601aa4e9c72e8daf
TypeValueNote
sha256 a4c8ed0b388ec0903c76293ed0c389011d4196edc77c0724400ac9083170799b Sample:PureCrypter
md5 d7679a3e728663ae601aa4e9c72e8daf Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi