GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2560bb9b29a2f1533f2d066b35eb9bd2d4fc79a27667d9396ab29e96dad0eb14201
MD5f736fb5a2120797ea5c88e2440015bab
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name0bb9b29a2f1533f2d066b35eb9bd2d4fc79a27667d9396ab29e96dad0eb14201
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 0bb9b29a2f1533f2d066b35eb9bd2d4fc79a27667d9396ab29e96dad0eb14201
  • MD5: f736fb5a2120797ea5c88e2440015bab

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: 0bb9b29a2f1533f2"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "0bb9b29a2f1533f2d066b35eb9bd2d4fc79a27667d9396ab29e96dad0eb14201"
}

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 0bb9b29a2f1533f2d066b35eb9bd2d4fc79a27667d9396ab29e96dad0eb14201 # MD5 f736fb5a2120797ea5c88e2440015bab
TypeValueNote
sha256 0bb9b29a2f1533f2d066b35eb9bd2d4fc79a27667d9396ab29e96dad0eb14201 Sample:GandCrab
md5 f736fb5a2120797ea5c88e2440015bab Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi