PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2563bc4f4de4e5d92703c57aeea7e3512cc8dc51ed0e875ef73550446d556541800
MD5d0e0792fafb1e353cf701a6ddaa82c57
File Typeexe
Size268.0 KB
First Seen2024-08-18
File Name(PO354364.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: 3bc4f4de4e5d92703c57aeea7e3512cc8dc51ed0e875ef73550446d556541800
  • MD5: d0e0792fafb1e353cf701a6ddaa82c57

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: 3bc4f4de4e5d9270"
        threat_level = "medium"
        first_seen = "2024-08-18"
    condition:
        hash.sha256(0, filesize) == "3bc4f4de4e5d92703c57aeea7e3512cc8dc51ed0e875ef73550446d556541800"
}

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 3bc4f4de4e5d92703c57aeea7e3512cc8dc51ed0e875ef73550446d556541800 # MD5 d0e0792fafb1e353cf701a6ddaa82c57
TypeValueNote
sha256 3bc4f4de4e5d92703c57aeea7e3512cc8dc51ed0e875ef73550446d556541800 Sample:PureCrypter
md5 d0e0792fafb1e353cf701a6ddaa82c57 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi