PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256d534b7ba8611e09a0f7be51d7052d698f41a1531b0ba22fe9ef40f6ac49833f1
MD56ce80283f74427dc314d93df050decf1
File Typeexe
Size279.5 KB
First Seen2022-12-08
File NameDHL Air waybill.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: d534b7ba8611e09a0f7be51d7052d698f41a1531b0ba22fe9ef40f6ac49833f1
  • MD5: 6ce80283f74427dc314d93df050decf1

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: d534b7ba8611e09a"
        threat_level = "medium"
        first_seen = "2022-12-08"
    condition:
        hash.sha256(0, filesize) == "d534b7ba8611e09a0f7be51d7052d698f41a1531b0ba22fe9ef40f6ac49833f1"
}

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 d534b7ba8611e09a0f7be51d7052d698f41a1531b0ba22fe9ef40f6ac49833f1 # MD5 6ce80283f74427dc314d93df050decf1
TypeValueNote
sha256 d534b7ba8611e09a0f7be51d7052d698f41a1531b0ba22fe9ef40f6ac49833f1 Sample:PureCrypter
md5 6ce80283f74427dc314d93df050decf1 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi