GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2565baa44a1c6463c5e0579f1ee81b0edf7aa4150c86e8eb6ecf7d309a3914308fc
MD5342d81939708c30af5ac1fc03cb4b014
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name5baa44a1c6463c5e0579f1ee81b0edf7aa4150c86e8eb6ecf7d309a3914308fc
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 5baa44a1c6463c5e0579f1ee81b0edf7aa4150c86e8eb6ecf7d309a3914308fc
  • MD5: 342d81939708c30af5ac1fc03cb4b014

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: 5baa44a1c6463c5e"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "5baa44a1c6463c5e0579f1ee81b0edf7aa4150c86e8eb6ecf7d309a3914308fc"
}

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 5baa44a1c6463c5e0579f1ee81b0edf7aa4150c86e8eb6ecf7d309a3914308fc # MD5 342d81939708c30af5ac1fc03cb4b014
TypeValueNote
sha256 5baa44a1c6463c5e0579f1ee81b0edf7aa4150c86e8eb6ecf7d309a3914308fc Sample:GandCrab
md5 342d81939708c30af5ac1fc03cb4b014 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi