GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25606a22d2798e4f8151e1186c1fdbd0540fada621b2494ffc18e3b0f88fa34ef11
MD5c07af72fd0d188351baafac906f68edc
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name06a22d2798e4f8151e1186c1fdbd0540fada621b2494ffc18e3b0f88fa34ef11
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 06a22d2798e4f8151e1186c1fdbd0540fada621b2494ffc18e3b0f88fa34ef11
  • MD5: c07af72fd0d188351baafac906f68edc

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: 06a22d2798e4f815"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "06a22d2798e4f8151e1186c1fdbd0540fada621b2494ffc18e3b0f88fa34ef11"
}

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 06a22d2798e4f8151e1186c1fdbd0540fada621b2494ffc18e3b0f88fa34ef11 # MD5 c07af72fd0d188351baafac906f68edc
TypeValueNote
sha256 06a22d2798e4f8151e1186c1fdbd0540fada621b2494ffc18e3b0f88fa34ef11 Sample:GandCrab
md5 c07af72fd0d188351baafac906f68edc Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi