PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2566ad6e4a8578cfba398aa3f2a795d5f13fade180b16c669faa043d67ab6a989f1
MD507b97fa4022a2eda81c2373fa45f7c39
File Typeexe
Size98.5 KB
First Seen2025-03-21
File NameNatječajna_dokumentacija.img.exe
TagsCZE, exe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 6ad6e4a8578cfba398aa3f2a795d5f13fade180b16c669faa043d67ab6a989f1
  • MD5: 07b97fa4022a2eda81c2373fa45f7c39

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: 6ad6e4a8578cfba3"
        threat_level = "medium"
        first_seen = "2025-03-21"
    condition:
        hash.sha256(0, filesize) == "6ad6e4a8578cfba398aa3f2a795d5f13fade180b16c669faa043d67ab6a989f1"
}

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 6ad6e4a8578cfba398aa3f2a795d5f13fade180b16c669faa043d67ab6a989f1 # MD5 07b97fa4022a2eda81c2373fa45f7c39
TypeValueNote
sha256 6ad6e4a8578cfba398aa3f2a795d5f13fade180b16c669faa043d67ab6a989f1 Sample:PureCrypter
md5 07b97fa4022a2eda81c2373fa45f7c39 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi