GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25618bdf0b45982ff4bde2547cba11fb0f1947282349c6718f4379d684cdfb20c9c
MD5b0ac24f640eef1c62910a09f9f01c890
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name18bdf0b45982ff4bde2547cba11fb0f1947282349c6718f4379d684cdfb20c9c
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 18bdf0b45982ff4bde2547cba11fb0f1947282349c6718f4379d684cdfb20c9c
  • MD5: b0ac24f640eef1c62910a09f9f01c890

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: 18bdf0b45982ff4b"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "18bdf0b45982ff4bde2547cba11fb0f1947282349c6718f4379d684cdfb20c9c"
}

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 18bdf0b45982ff4bde2547cba11fb0f1947282349c6718f4379d684cdfb20c9c # MD5 b0ac24f640eef1c62910a09f9f01c890
TypeValueNote
sha256 18bdf0b45982ff4bde2547cba11fb0f1947282349c6718f4379d684cdfb20c9c Sample:GandCrab
md5 b0ac24f640eef1c62910a09f9f01c890 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi