GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2562a035af98048e744ace980d7cea7ab1a712366e1366f15c3cfd78639e3cc332d
MD5d2f97cbed74deebdb90cebb2e0157a6f
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name2a035af98048e744ace980d7cea7ab1a712366e1366f15c3cfd78639e3cc332d
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 2a035af98048e744ace980d7cea7ab1a712366e1366f15c3cfd78639e3cc332d
  • MD5: d2f97cbed74deebdb90cebb2e0157a6f

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: 2a035af98048e744"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "2a035af98048e744ace980d7cea7ab1a712366e1366f15c3cfd78639e3cc332d"
}

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 2a035af98048e744ace980d7cea7ab1a712366e1366f15c3cfd78639e3cc332d # MD5 d2f97cbed74deebdb90cebb2e0157a6f
TypeValueNote
sha256 2a035af98048e744ace980d7cea7ab1a712366e1366f15c3cfd78639e3cc332d Sample:GandCrab
md5 d2f97cbed74deebdb90cebb2e0157a6f Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi