GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2563643504109ed7dc1a0e8053ef434c8b571c4ecf4fc84844eaabd4913d415630a
MD5c0a233251fcc7604e1baed206605d67e
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name3643504109ed7dc1a0e8053ef434c8b571c4ecf4fc84844eaabd4913d415630a
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 3643504109ed7dc1a0e8053ef434c8b571c4ecf4fc84844eaabd4913d415630a
  • MD5: c0a233251fcc7604e1baed206605d67e

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: 3643504109ed7dc1"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "3643504109ed7dc1a0e8053ef434c8b571c4ecf4fc84844eaabd4913d415630a"
}

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 3643504109ed7dc1a0e8053ef434c8b571c4ecf4fc84844eaabd4913d415630a # MD5 c0a233251fcc7604e1baed206605d67e
TypeValueNote
sha256 3643504109ed7dc1a0e8053ef434c8b571c4ecf4fc84844eaabd4913d415630a Sample:GandCrab
md5 c0a233251fcc7604e1baed206605d67e Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi