PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2561f529efbd56403d8d5e3e0ae7235d6ae3ad8f7f5c4d8bb12a97f4a55761f41d1
MD5589b5fdd4d89c8617606dc80c8fe2629
File Typeexe
Size296.1 KB
First Seen2025-11-06
File Name1f529efbd56403d8d5e3e0ae7235d6ae3ad8f7f5c4d8bb12a97f4a55761f41d1
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: 1f529efbd56403d8d5e3e0ae7235d6ae3ad8f7f5c4d8bb12a97f4a55761f41d1
  • MD5: 589b5fdd4d89c8617606dc80c8fe2629

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: 1f529efbd56403d8"
        threat_level = "medium"
        first_seen = "2025-11-06"
    condition:
        hash.sha256(0, filesize) == "1f529efbd56403d8d5e3e0ae7235d6ae3ad8f7f5c4d8bb12a97f4a55761f41d1"
}

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 1f529efbd56403d8d5e3e0ae7235d6ae3ad8f7f5c4d8bb12a97f4a55761f41d1 # MD5 589b5fdd4d89c8617606dc80c8fe2629
TypeValueNote
sha256 1f529efbd56403d8d5e3e0ae7235d6ae3ad8f7f5c4d8bb12a97f4a55761f41d1 Sample:PureCrypter
md5 589b5fdd4d89c8617606dc80c8fe2629 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi