GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2562d118999d61c61ed7e30c63a36bf01c54aadf7b0c8c61bc08da04f69779889e8
MD5a07ced5a5eeccd4715bc5a6898ccd5ab
File Typeexe
Size98.1 KB
First Seen2022-08-30
File Name2d118999d61c61ed7e30c63a36bf01c54aadf7b0c8c61bc08da04f69779889e8
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 2d118999d61c61ed7e30c63a36bf01c54aadf7b0c8c61bc08da04f69779889e8
  • MD5: a07ced5a5eeccd4715bc5a6898ccd5ab

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: 2d118999d61c61ed"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "2d118999d61c61ed7e30c63a36bf01c54aadf7b0c8c61bc08da04f69779889e8"
}

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 2d118999d61c61ed7e30c63a36bf01c54aadf7b0c8c61bc08da04f69779889e8 # MD5 a07ced5a5eeccd4715bc5a6898ccd5ab
TypeValueNote
sha256 2d118999d61c61ed7e30c63a36bf01c54aadf7b0c8c61bc08da04f69779889e8 Sample:GandCrab
md5 a07ced5a5eeccd4715bc5a6898ccd5ab Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi