GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256093cb1ba28ea7b37687fff049ed08441cbe684d82b0b61eafe0067bf09549894
MD5de61f5510abd73416c7f6aa48b512975
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name093cb1ba28ea7b37687fff049ed08441cbe684d82b0b61eafe0067bf09549894
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 093cb1ba28ea7b37687fff049ed08441cbe684d82b0b61eafe0067bf09549894
  • MD5: de61f5510abd73416c7f6aa48b512975

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: 093cb1ba28ea7b37"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "093cb1ba28ea7b37687fff049ed08441cbe684d82b0b61eafe0067bf09549894"
}

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 093cb1ba28ea7b37687fff049ed08441cbe684d82b0b61eafe0067bf09549894 # MD5 de61f5510abd73416c7f6aa48b512975
TypeValueNote
sha256 093cb1ba28ea7b37687fff049ed08441cbe684d82b0b61eafe0067bf09549894 Sample:GandCrab
md5 de61f5510abd73416c7f6aa48b512975 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi