GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2566e34f60859b5f08aa21a496aac0170d430553bb7ac747e1bbea8d93e28f272ba
MD50be615ccb4b25c4d0babf19478cea74c
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name6e34f60859b5f08aa21a496aac0170d430553bb7ac747e1bbea8d93e28f272ba
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 6e34f60859b5f08aa21a496aac0170d430553bb7ac747e1bbea8d93e28f272ba
  • MD5: 0be615ccb4b25c4d0babf19478cea74c

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: 6e34f60859b5f08a"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "6e34f60859b5f08aa21a496aac0170d430553bb7ac747e1bbea8d93e28f272ba"
}

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 6e34f60859b5f08aa21a496aac0170d430553bb7ac747e1bbea8d93e28f272ba # MD5 0be615ccb4b25c4d0babf19478cea74c
TypeValueNote
sha256 6e34f60859b5f08aa21a496aac0170d430553bb7ac747e1bbea8d93e28f272ba Sample:GandCrab
md5 0be615ccb4b25c4d0babf19478cea74c Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi