PureCrypter | Threat Level: medium | Type: Loader

Cryptographic Identifiers

SHA25623fb58e4ba4119044805c37bbc7fdf2bc69b48964fc1a5008308958dfc10e1e5
MD5b1ad8358baf4e879f8b639bb37900c43
File Typeexe
Size34.0 KB
First Seen2024-03-06
File Name23fb58e4ba4119044805c37bbc7fdf2bc69b48964fc1a5008308958dfc10e1e5
Tagsexe, purecrypter

Malware Family: PureCrypter

PureCrypter, loader'dır.

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

Threat Indicators (IOC)

  • SHA256: 23fb58e4ba4119044805c37bbc7fdf2bc69b48964fc1a5008308958dfc10e1e5
  • MD5: b1ad8358baf4e879f8b639bb37900c43

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: 23fb58e4ba411904"
        threat_level = "medium"
        first_seen = "2024-03-06"
    condition:
        hash.sha256(0, filesize) == "23fb58e4ba4119044805c37bbc7fdf2bc69b48964fc1a5008308958dfc10e1e5"
}

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 23fb58e4ba4119044805c37bbc7fdf2bc69b48964fc1a5008308958dfc10e1e5 # MD5 b1ad8358baf4e879f8b639bb37900c43
TypeValueNote
sha256 23fb58e4ba4119044805c37bbc7fdf2bc69b48964fc1a5008308958dfc10e1e5 Sample:PureCrypter
md5 b1ad8358baf4e879f8b639bb37900c43 Sample:PureCrypter
Tags
purecrypterloadermalwaremediumsha256hash-analizi