PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25666dd045cb0903e4cf3923792fe55834600a7ec086a0be3f2e3ee32f203dbf001
MD55271e439f43b4b5e241bf5f1d8686022
File Typeexe
Size65.0 KB
First Seen2025-07-03
File Name66dd045cb0903e4cf3923792fe55834600a7ec086a0be3f2e3ee32f203dbf001
Tagsblackenergy2, exe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 66dd045cb0903e4cf3923792fe55834600a7ec086a0be3f2e3ee32f203dbf001
  • MD5: 5271e439f43b4b5e241bf5f1d8686022

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: 66dd045cb0903e4c"
        threat_level = "medium"
        first_seen = "2025-07-03"
    condition:
        hash.sha256(0, filesize) == "66dd045cb0903e4cf3923792fe55834600a7ec086a0be3f2e3ee32f203dbf001"
}

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 66dd045cb0903e4cf3923792fe55834600a7ec086a0be3f2e3ee32f203dbf001 # MD5 5271e439f43b4b5e241bf5f1d8686022
TypeValueNote
sha256 66dd045cb0903e4cf3923792fe55834600a7ec086a0be3f2e3ee32f203dbf001 Sample:PureCrypter
md5 5271e439f43b4b5e241bf5f1d8686022 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi