GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2565005da2eec164484eb6dca540e4ae3dafcd8948fa43c8cb66b636b327e1dd753
MD5b04099278908d96ce050ecb635aebb4e
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name5005da2eec164484eb6dca540e4ae3dafcd8948fa43c8cb66b636b327e1dd753
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 5005da2eec164484eb6dca540e4ae3dafcd8948fa43c8cb66b636b327e1dd753
  • MD5: b04099278908d96ce050ecb635aebb4e

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: 5005da2eec164484"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "5005da2eec164484eb6dca540e4ae3dafcd8948fa43c8cb66b636b327e1dd753"
}

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 5005da2eec164484eb6dca540e4ae3dafcd8948fa43c8cb66b636b327e1dd753 # MD5 b04099278908d96ce050ecb635aebb4e
TypeValueNote
sha256 5005da2eec164484eb6dca540e4ae3dafcd8948fa43c8cb66b636b327e1dd753 Sample:GandCrab
md5 b04099278908d96ce050ecb635aebb4e Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi