GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25672233ff070150185b4c41e247fcc4bfe0cdd4bf59b12dcbaa96db587fcb8d3b7
MD5a09bcecd701546fdb830b51c020665ec
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name72233ff070150185b4c41e247fcc4bfe0cdd4bf59b12dcbaa96db587fcb8d3b7
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 72233ff070150185b4c41e247fcc4bfe0cdd4bf59b12dcbaa96db587fcb8d3b7
  • MD5: a09bcecd701546fdb830b51c020665ec

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: 72233ff070150185"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "72233ff070150185b4c41e247fcc4bfe0cdd4bf59b12dcbaa96db587fcb8d3b7"
}

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 72233ff070150185b4c41e247fcc4bfe0cdd4bf59b12dcbaa96db587fcb8d3b7 # MD5 a09bcecd701546fdb830b51c020665ec
TypeValueNote
sha256 72233ff070150185b4c41e247fcc4bfe0cdd4bf59b12dcbaa96db587fcb8d3b7 Sample:GandCrab
md5 a09bcecd701546fdb830b51c020665ec Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi