PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA256cf496576e970c84e62e2e66d2c7d27339914d32087e9877aa4fe2cd2bf21255e
MD54385abb8f1ffbb6ad3953295892730b8
File Typeexe
Size1018.5 KB
First Seen2023-01-25
File Name4385abb8f1ffbb6ad3953295892730b8.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: cf496576e970c84e62e2e66d2c7d27339914d32087e9877aa4fe2cd2bf21255e
  • MD5: 4385abb8f1ffbb6ad3953295892730b8

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: cf496576e970c84e"
        threat_level = "medium"
        first_seen = "2023-01-25"
    condition:
        hash.sha256(0, filesize) == "cf496576e970c84e62e2e66d2c7d27339914d32087e9877aa4fe2cd2bf21255e"
}

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 cf496576e970c84e62e2e66d2c7d27339914d32087e9877aa4fe2cd2bf21255e # MD5 4385abb8f1ffbb6ad3953295892730b8
TypeValueNote
sha256 cf496576e970c84e62e2e66d2c7d27339914d32087e9877aa4fe2cd2bf21255e Sample:PureCrypter
md5 4385abb8f1ffbb6ad3953295892730b8 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi