GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2565ce200d14461e77abdc07264316a4d667c48f5fc37ff51402beb2317efc748ae
MD59ab324e9cce9fc37d35239e20eacc5d8
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name5ce200d14461e77abdc07264316a4d667c48f5fc37ff51402beb2317efc748ae
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 5ce200d14461e77abdc07264316a4d667c48f5fc37ff51402beb2317efc748ae
  • MD5: 9ab324e9cce9fc37d35239e20eacc5d8

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: 5ce200d14461e77a"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "5ce200d14461e77abdc07264316a4d667c48f5fc37ff51402beb2317efc748ae"
}

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 5ce200d14461e77abdc07264316a4d667c48f5fc37ff51402beb2317efc748ae # MD5 9ab324e9cce9fc37d35239e20eacc5d8
TypeValueNote
sha256 5ce200d14461e77abdc07264316a4d667c48f5fc37ff51402beb2317efc748ae Sample:GandCrab
md5 9ab324e9cce9fc37d35239e20eacc5d8 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi