PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256587d5fe8aba34f899f15cbaef99d722113647fcbeac393b1228b3aad0c1a3194
MD5b63c0f8b58d67de98e69c2d9cbf9a185
File Typeexe
Size77.5 KB
First Seen2024-11-07
File Namescan_k.szwed_2024-11-07-07-42-04_pdf .scr
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 587d5fe8aba34f899f15cbaef99d722113647fcbeac393b1228b3aad0c1a3194
  • MD5: b63c0f8b58d67de98e69c2d9cbf9a185

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: 587d5fe8aba34f89"
        threat_level = "medium"
        first_seen = "2024-11-07"
    condition:
        hash.sha256(0, filesize) == "587d5fe8aba34f899f15cbaef99d722113647fcbeac393b1228b3aad0c1a3194"
}

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 587d5fe8aba34f899f15cbaef99d722113647fcbeac393b1228b3aad0c1a3194 # MD5 b63c0f8b58d67de98e69c2d9cbf9a185
TypeValueNote
sha256 587d5fe8aba34f899f15cbaef99d722113647fcbeac393b1228b3aad0c1a3194 Sample:PureCrypter
md5 b63c0f8b58d67de98e69c2d9cbf9a185 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi