GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2562bb5232396b51799e320a06a108946818407c6d036abd017971ef6d354888269
MD5ccc0244b4379ddea9d806f78327e8725
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name2bb5232396b51799e320a06a108946818407c6d036abd017971ef6d354888269
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 2bb5232396b51799e320a06a108946818407c6d036abd017971ef6d354888269
  • MD5: ccc0244b4379ddea9d806f78327e8725

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: 2bb5232396b51799"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "2bb5232396b51799e320a06a108946818407c6d036abd017971ef6d354888269"
}

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 2bb5232396b51799e320a06a108946818407c6d036abd017971ef6d354888269 # MD5 ccc0244b4379ddea9d806f78327e8725
TypeValueNote
sha256 2bb5232396b51799e320a06a108946818407c6d036abd017971ef6d354888269 Sample:GandCrab
md5 ccc0244b4379ddea9d806f78327e8725 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi