GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2566e9bc011b369785712feb24bed7fbbc470fd32e3177945d876d4175ba8d44175
MD50b2f67fd65ae16827bf93e3be18e991d
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name6e9bc011b369785712feb24bed7fbbc470fd32e3177945d876d4175ba8d44175
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 6e9bc011b369785712feb24bed7fbbc470fd32e3177945d876d4175ba8d44175
  • MD5: 0b2f67fd65ae16827bf93e3be18e991d

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: 6e9bc011b3697857"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "6e9bc011b369785712feb24bed7fbbc470fd32e3177945d876d4175ba8d44175"
}

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 6e9bc011b369785712feb24bed7fbbc470fd32e3177945d876d4175ba8d44175 # MD5 0b2f67fd65ae16827bf93e3be18e991d
TypeValueNote
sha256 6e9bc011b369785712feb24bed7fbbc470fd32e3177945d876d4175ba8d44175 Sample:GandCrab
md5 0b2f67fd65ae16827bf93e3be18e991d Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi