GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25680adbdd89a385bf49ab6185830ff0d7a43330dba0436022124758d57dd4927d1
MD58410f099449c3a489d20cea17d2bf682
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name80adbdd89a385bf49ab6185830ff0d7a43330dba0436022124758d57dd4927d1
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 80adbdd89a385bf49ab6185830ff0d7a43330dba0436022124758d57dd4927d1
  • MD5: 8410f099449c3a489d20cea17d2bf682

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: 80adbdd89a385bf4"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "80adbdd89a385bf49ab6185830ff0d7a43330dba0436022124758d57dd4927d1"
}

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 80adbdd89a385bf49ab6185830ff0d7a43330dba0436022124758d57dd4927d1 # MD5 8410f099449c3a489d20cea17d2bf682
TypeValueNote
sha256 80adbdd89a385bf49ab6185830ff0d7a43330dba0436022124758d57dd4927d1 Sample:GandCrab
md5 8410f099449c3a489d20cea17d2bf682 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi