GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2569093b9441542347faeb15dd3332fe69de4fc3dd110a5dc1d3cab57056d4d053c
MD5be8f6e9333d8276fb8bfe16960820cfe
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name9093b9441542347faeb15dd3332fe69de4fc3dd110a5dc1d3cab57056d4d053c
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 9093b9441542347faeb15dd3332fe69de4fc3dd110a5dc1d3cab57056d4d053c
  • MD5: be8f6e9333d8276fb8bfe16960820cfe

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: 9093b9441542347f"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "9093b9441542347faeb15dd3332fe69de4fc3dd110a5dc1d3cab57056d4d053c"
}

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 9093b9441542347faeb15dd3332fe69de4fc3dd110a5dc1d3cab57056d4d053c # MD5 be8f6e9333d8276fb8bfe16960820cfe
TypeValueNote
sha256 9093b9441542347faeb15dd3332fe69de4fc3dd110a5dc1d3cab57056d4d053c Sample:GandCrab
md5 be8f6e9333d8276fb8bfe16960820cfe Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi