PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256fff4d02c7c52c76ecf0565f143d50555a8bf6d530e457920cc5c7df18aac4d6c
MD55f74cc3fd517aaca55fbd0b0def9c21c
File Typeexe
Size33.6 KB
First Seen2024-12-04
File NamePhyurc.exe
Tags77-105-161-126, exe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: fff4d02c7c52c76ecf0565f143d50555a8bf6d530e457920cc5c7df18aac4d6c
  • MD5: 5f74cc3fd517aaca55fbd0b0def9c21c

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: fff4d02c7c52c76e"
        threat_level = "medium"
        first_seen = "2024-12-04"
    condition:
        hash.sha256(0, filesize) == "fff4d02c7c52c76ecf0565f143d50555a8bf6d530e457920cc5c7df18aac4d6c"
}

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 fff4d02c7c52c76ecf0565f143d50555a8bf6d530e457920cc5c7df18aac4d6c # MD5 5f74cc3fd517aaca55fbd0b0def9c21c
TypeValueNote
sha256 fff4d02c7c52c76ecf0565f143d50555a8bf6d530e457920cc5c7df18aac4d6c Sample:PureCrypter
md5 5f74cc3fd517aaca55fbd0b0def9c21c Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi