PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25644d331ead0c797fb4d53497a36a4ef931742e513691f86760d80603b8108f692
MD577d40ee7dfdc0f9a3215a84de6c9e5c1
File Typeimg
Size136.0 KB
First Seen2025-06-24
File Namentransfer_ncia_de_pagamento_pdf_.img
Tagsimg, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 44d331ead0c797fb4d53497a36a4ef931742e513691f86760d80603b8108f692
  • MD5: 77d40ee7dfdc0f9a3215a84de6c9e5c1

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: 44d331ead0c797fb"
        threat_level = "medium"
        first_seen = "2025-06-24"
    condition:
        hash.sha256(0, filesize) == "44d331ead0c797fb4d53497a36a4ef931742e513691f86760d80603b8108f692"
}

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 44d331ead0c797fb4d53497a36a4ef931742e513691f86760d80603b8108f692 # MD5 77d40ee7dfdc0f9a3215a84de6c9e5c1
TypeValueNote
sha256 44d331ead0c797fb4d53497a36a4ef931742e513691f86760d80603b8108f692 Sample:PureCrypter
md5 77d40ee7dfdc0f9a3215a84de6c9e5c1 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi