GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2567cfc1c0ccad3045611f50c3091a053b071976b51617e93354398b97fc72b26d5
MD50b3274a6e62d66898604b5ca4d216797
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name7cfc1c0ccad3045611f50c3091a053b071976b51617e93354398b97fc72b26d5
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 7cfc1c0ccad3045611f50c3091a053b071976b51617e93354398b97fc72b26d5
  • MD5: 0b3274a6e62d66898604b5ca4d216797

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: 7cfc1c0ccad30456"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "7cfc1c0ccad3045611f50c3091a053b071976b51617e93354398b97fc72b26d5"
}

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 7cfc1c0ccad3045611f50c3091a053b071976b51617e93354398b97fc72b26d5 # MD5 0b3274a6e62d66898604b5ca4d216797
TypeValueNote
sha256 7cfc1c0ccad3045611f50c3091a053b071976b51617e93354398b97fc72b26d5 Sample:GandCrab
md5 0b3274a6e62d66898604b5ca4d216797 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi