GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256501344ddb649fe8f4059d644416d08d8fa6813c361606b180c8e32afe7471dac
MD5e0494e747cf73977d1daf1afab8b6b49
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name501344ddb649fe8f4059d644416d08d8fa6813c361606b180c8e32afe7471dac
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

TypeRansomware
Programming LanguageC
Target PlatformWindows
C2 ProtocolHTTP
PurposeMaaS ransomware
First Seen Year2018

Threat Indicators (IOC)

  • SHA256: 501344ddb649fe8f4059d644416d08d8fa6813c361606b180c8e32afe7471dac
  • MD5: e0494e747cf73977d1daf1afab8b6b49

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule GandCrab_SHA256 {
    meta:
        description = "GandCrab sample: 501344ddb649fe8f"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "501344ddb649fe8f4059d644416d08d8fa6813c361606b180c8e32afe7471dac"
}

GandCrab — Malware Profile

GandCrab, 2018-2019 aktif RaaS ailesidir. 1.5 milyar USD hasar. RSA+Salsa20. Haziran 2019 kapandi. REvil oncusu.

Malware Type
Ransomware
Programming Language
C
C2 Protocol
HTTP
Target Systems
Windows

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — GandCrab
# SHA256 501344ddb649fe8f4059d644416d08d8fa6813c361606b180c8e32afe7471dac # MD5 e0494e747cf73977d1daf1afab8b6b49
TypeValueNote
sha256 501344ddb649fe8f4059d644416d08d8fa6813c361606b180c8e32afe7471dac Sample:GandCrab
md5 e0494e747cf73977d1daf1afab8b6b49 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi