PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25699f4980053d86704d597e388971eda5fdedd4c64b9b9adc8dd905a815be4e8a9
MD5c6f7275a080d01719b1772fa6e33d4c8
File Typeexe
Size13.0 KB
First Seen2025-01-09
File NamePurchase Order A2409002.scr
Tagsexe, purecrypter, scr

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 99f4980053d86704d597e388971eda5fdedd4c64b9b9adc8dd905a815be4e8a9
  • MD5: c6f7275a080d01719b1772fa6e33d4c8

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: 99f4980053d86704"
        threat_level = "medium"
        first_seen = "2025-01-09"
    condition:
        hash.sha256(0, filesize) == "99f4980053d86704d597e388971eda5fdedd4c64b9b9adc8dd905a815be4e8a9"
}

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 99f4980053d86704d597e388971eda5fdedd4c64b9b9adc8dd905a815be4e8a9 # MD5 c6f7275a080d01719b1772fa6e33d4c8
TypeValueNote
sha256 99f4980053d86704d597e388971eda5fdedd4c64b9b9adc8dd905a815be4e8a9 Sample:PureCrypter
md5 c6f7275a080d01719b1772fa6e33d4c8 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi