GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25678e360ee8b4a48840e668430eb2bbc8057b11bf708938c084a86fd5f7412fb95
MD50186187e908bc727619cb1017c1015f9
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name78e360ee8b4a48840e668430eb2bbc8057b11bf708938c084a86fd5f7412fb95
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 78e360ee8b4a48840e668430eb2bbc8057b11bf708938c084a86fd5f7412fb95
  • MD5: 0186187e908bc727619cb1017c1015f9

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: 78e360ee8b4a4884"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "78e360ee8b4a48840e668430eb2bbc8057b11bf708938c084a86fd5f7412fb95"
}

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 78e360ee8b4a48840e668430eb2bbc8057b11bf708938c084a86fd5f7412fb95 # MD5 0186187e908bc727619cb1017c1015f9
TypeValueNote
sha256 78e360ee8b4a48840e668430eb2bbc8057b11bf708938c084a86fd5f7412fb95 Sample:GandCrab
md5 0186187e908bc727619cb1017c1015f9 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi