PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256f11b8efd64b226b6013e8e9640a2b907b2b229626fb903c8020df9965129edb5
MD5528704be9cd62ea6f57787d24128eddf
File Typejs
Size0.8 KB
First Seen2022-09-21
File NameInv6045856.js
Tagsjs, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: f11b8efd64b226b6013e8e9640a2b907b2b229626fb903c8020df9965129edb5
  • MD5: 528704be9cd62ea6f57787d24128eddf

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: f11b8efd64b226b6"
        threat_level = "medium"
        first_seen = "2022-09-21"
    condition:
        hash.sha256(0, filesize) == "f11b8efd64b226b6013e8e9640a2b907b2b229626fb903c8020df9965129edb5"
}

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 f11b8efd64b226b6013e8e9640a2b907b2b229626fb903c8020df9965129edb5 # MD5 528704be9cd62ea6f57787d24128eddf
TypeValueNote
sha256 f11b8efd64b226b6013e8e9640a2b907b2b229626fb903c8020df9965129edb5 Sample:PureCrypter
md5 528704be9cd62ea6f57787d24128eddf Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi