GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256c706ed1a24e55ca04e750e76f45ce180ed160dc5419656810c59b281b23d9057
MD5a8e4ad1c19230c971814d78402f04674
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Namec706ed1a24e55ca04e750e76f45ce180ed160dc5419656810c59b281b23d9057
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: c706ed1a24e55ca04e750e76f45ce180ed160dc5419656810c59b281b23d9057
  • MD5: a8e4ad1c19230c971814d78402f04674

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: c706ed1a24e55ca0"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "c706ed1a24e55ca04e750e76f45ce180ed160dc5419656810c59b281b23d9057"
}

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 c706ed1a24e55ca04e750e76f45ce180ed160dc5419656810c59b281b23d9057 # MD5 a8e4ad1c19230c971814d78402f04674
TypeValueNote
sha256 c706ed1a24e55ca04e750e76f45ce180ed160dc5419656810c59b281b23d9057 Sample:GandCrab
md5 a8e4ad1c19230c971814d78402f04674 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi