GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256cc1202e9ef8ebf980d2f2cbf26c68feca4ba1e8aa8a5ce186a2d737cf00576ca
MD5136b3af29063f6c2f76b6e4ef6d3a755
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Namecc1202e9ef8ebf980d2f2cbf26c68feca4ba1e8aa8a5ce186a2d737cf00576ca
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: cc1202e9ef8ebf980d2f2cbf26c68feca4ba1e8aa8a5ce186a2d737cf00576ca
  • MD5: 136b3af29063f6c2f76b6e4ef6d3a755

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: cc1202e9ef8ebf98"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "cc1202e9ef8ebf980d2f2cbf26c68feca4ba1e8aa8a5ce186a2d737cf00576ca"
}

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 cc1202e9ef8ebf980d2f2cbf26c68feca4ba1e8aa8a5ce186a2d737cf00576ca # MD5 136b3af29063f6c2f76b6e4ef6d3a755
TypeValueNote
sha256 cc1202e9ef8ebf980d2f2cbf26c68feca4ba1e8aa8a5ce186a2d737cf00576ca Sample:GandCrab
md5 136b3af29063f6c2f76b6e4ef6d3a755 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi