GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2565eb1c1072a4f9333df42a000cce63e8a5face5ad9a75c4c86de457f73883864c
MD5f336e2c3ee6e138f6eeb4b8ee139454d
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name5eb1c1072a4f9333df42a000cce63e8a5face5ad9a75c4c86de457f73883864c
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 5eb1c1072a4f9333df42a000cce63e8a5face5ad9a75c4c86de457f73883864c
  • MD5: f336e2c3ee6e138f6eeb4b8ee139454d

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: 5eb1c1072a4f9333"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "5eb1c1072a4f9333df42a000cce63e8a5face5ad9a75c4c86de457f73883864c"
}

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 5eb1c1072a4f9333df42a000cce63e8a5face5ad9a75c4c86de457f73883864c # MD5 f336e2c3ee6e138f6eeb4b8ee139454d
TypeValueNote
sha256 5eb1c1072a4f9333df42a000cce63e8a5face5ad9a75c4c86de457f73883864c Sample:GandCrab
md5 f336e2c3ee6e138f6eeb4b8ee139454d Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi