PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25622b40192cccce9cef213027b0be38ea3f5c8b42fb5b9b8fa59e3b84e032070d9
MD54afbbe98bc9a4d17c1836bead0bb9b58
File Typeexe
Size36.5 KB
First Seen2022-11-25
File Name4afbbe98bc9a4d17c1836bead0bb9b58
Tags32, exe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 22b40192cccce9cef213027b0be38ea3f5c8b42fb5b9b8fa59e3b84e032070d9
  • MD5: 4afbbe98bc9a4d17c1836bead0bb9b58

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: 22b40192cccce9ce"
        threat_level = "medium"
        first_seen = "2022-11-25"
    condition:
        hash.sha256(0, filesize) == "22b40192cccce9cef213027b0be38ea3f5c8b42fb5b9b8fa59e3b84e032070d9"
}

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 22b40192cccce9cef213027b0be38ea3f5c8b42fb5b9b8fa59e3b84e032070d9 # MD5 4afbbe98bc9a4d17c1836bead0bb9b58
TypeValueNote
sha256 22b40192cccce9cef213027b0be38ea3f5c8b42fb5b9b8fa59e3b84e032070d9 Sample:PureCrypter
md5 4afbbe98bc9a4d17c1836bead0bb9b58 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi