PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256836a85b86edb2fb41d3f9419b29787a93a259ac222b288e5fdc799ae2cc40c52
MD5ea7e17a7ee055af4ef3567d48186072e
File Typeexe
Size184.5 KB
First Seen2025-04-02
File NameDHL Delivery Invoice.scr
TagsDHL, exe, purecrypter, scr

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 836a85b86edb2fb41d3f9419b29787a93a259ac222b288e5fdc799ae2cc40c52
  • MD5: ea7e17a7ee055af4ef3567d48186072e

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: 836a85b86edb2fb4"
        threat_level = "medium"
        first_seen = "2025-04-02"
    condition:
        hash.sha256(0, filesize) == "836a85b86edb2fb41d3f9419b29787a93a259ac222b288e5fdc799ae2cc40c52"
}

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 836a85b86edb2fb41d3f9419b29787a93a259ac222b288e5fdc799ae2cc40c52 # MD5 ea7e17a7ee055af4ef3567d48186072e
TypeValueNote
sha256 836a85b86edb2fb41d3f9419b29787a93a259ac222b288e5fdc799ae2cc40c52 Sample:PureCrypter
md5 ea7e17a7ee055af4ef3567d48186072e Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi