PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA2563f855233a146dd75821ed76af260cd068ac4a162b7e90c62a0da2a039bf6cfaa
MD5f675544d616a3b2773ac3aa757ca5a9d
File Typeexe
Size5393.0 KB
First Seen2022-12-31
File Namef675544d616a3b2773ac3aa757ca5a9d.exe
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 3f855233a146dd75821ed76af260cd068ac4a162b7e90c62a0da2a039bf6cfaa
  • MD5: f675544d616a3b2773ac3aa757ca5a9d

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: 3f855233a146dd75"
        threat_level = "medium"
        first_seen = "2022-12-31"
    condition:
        hash.sha256(0, filesize) == "3f855233a146dd75821ed76af260cd068ac4a162b7e90c62a0da2a039bf6cfaa"
}

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 3f855233a146dd75821ed76af260cd068ac4a162b7e90c62a0da2a039bf6cfaa # MD5 f675544d616a3b2773ac3aa757ca5a9d
TypeValueNote
sha256 3f855233a146dd75821ed76af260cd068ac4a162b7e90c62a0da2a039bf6cfaa Sample:PureCrypter
md5 f675544d616a3b2773ac3aa757ca5a9d Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi