GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256c08672f6da0fe7c8195f74cb4cd0a4f278dae6817fa6ea6e51d157d50c44b696
MD58dda645e5e39c5c3b84a0d6ad264671d
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Namec08672f6da0fe7c8195f74cb4cd0a4f278dae6817fa6ea6e51d157d50c44b696
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, en yaygın eski ransomware'dir.

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

Threat Indicators (IOC)

  • SHA256: c08672f6da0fe7c8195f74cb4cd0a4f278dae6817fa6ea6e51d157d50c44b696
  • MD5: 8dda645e5e39c5c3b84a0d6ad264671d

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: c08672f6da0fe7c8"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "c08672f6da0fe7c8195f74cb4cd0a4f278dae6817fa6ea6e51d157d50c44b696"
}

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 c08672f6da0fe7c8195f74cb4cd0a4f278dae6817fa6ea6e51d157d50c44b696 # MD5 8dda645e5e39c5c3b84a0d6ad264671d
TypeValueNote
sha256 c08672f6da0fe7c8195f74cb4cd0a4f278dae6817fa6ea6e51d157d50c44b696 Sample:GandCrab
md5 8dda645e5e39c5c3b84a0d6ad264671d Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi