PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2568fd4b4fbc3f4d6aaee67141620bb537fc48ad6876db496beb2e40a5f1d0dc494
MD5d7ceb1aa794e70c79a6f23739cb70647
File Typeexe
Size22.0 KB
First Seen2025-10-09
File Name8fd4b4fbc3f4d6aaee67141620bb537fc48ad6876db496beb2e40a5f1d0dc494
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, AV atlatma loader'dır.

TypeLoader
Programming Language.NET
Target PlatformWindows
C2 ProtocolHTTPS
PurposeAV atlatma loader
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: 8fd4b4fbc3f4d6aaee67141620bb537fc48ad6876db496beb2e40a5f1d0dc494
  • MD5: d7ceb1aa794e70c79a6f23739cb70647

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: 8fd4b4fbc3f4d6aa"
        threat_level = "medium"
        first_seen = "2025-10-09"
    condition:
        hash.sha256(0, filesize) == "8fd4b4fbc3f4d6aaee67141620bb537fc48ad6876db496beb2e40a5f1d0dc494"
}

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 8fd4b4fbc3f4d6aaee67141620bb537fc48ad6876db496beb2e40a5f1d0dc494 # MD5 d7ceb1aa794e70c79a6f23739cb70647
TypeValueNote
sha256 8fd4b4fbc3f4d6aaee67141620bb537fc48ad6876db496beb2e40a5f1d0dc494 Sample:PureCrypter
md5 d7ceb1aa794e70c79a6f23739cb70647 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi