GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25632f2a48a5f684e639bc5143ab226d02a92482b630ca45c842e099a3694a0804a
MD5a5c032f716104afef99666f72fea66b9
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name32f2a48a5f684e639bc5143ab226d02a92482b630ca45c842e099a3694a0804a
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 32f2a48a5f684e639bc5143ab226d02a92482b630ca45c842e099a3694a0804a
  • MD5: a5c032f716104afef99666f72fea66b9

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: 32f2a48a5f684e63"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "32f2a48a5f684e639bc5143ab226d02a92482b630ca45c842e099a3694a0804a"
}

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 32f2a48a5f684e639bc5143ab226d02a92482b630ca45c842e099a3694a0804a # MD5 a5c032f716104afef99666f72fea66b9
TypeValueNote
sha256 32f2a48a5f684e639bc5143ab226d02a92482b630ca45c842e099a3694a0804a Sample:GandCrab
md5 a5c032f716104afef99666f72fea66b9 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi