GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2567386d806962e9f940487ea6c928441c47037df45026c78c430baa29269a6d4c9
MD53a3d683339cad8be9442a2d953ad20e7
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name7386d806962e9f940487ea6c928441c47037df45026c78c430baa29269a6d4c9
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 7386d806962e9f940487ea6c928441c47037df45026c78c430baa29269a6d4c9
  • MD5: 3a3d683339cad8be9442a2d953ad20e7

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: 7386d806962e9f94"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "7386d806962e9f940487ea6c928441c47037df45026c78c430baa29269a6d4c9"
}

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 7386d806962e9f940487ea6c928441c47037df45026c78c430baa29269a6d4c9 # MD5 3a3d683339cad8be9442a2d953ad20e7
TypeValueNote
sha256 7386d806962e9f940487ea6c928441c47037df45026c78c430baa29269a6d4c9 Sample:GandCrab
md5 3a3d683339cad8be9442a2d953ad20e7 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi