GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256e36ed337a02583e0a04349886b2bf8fe9883cd00da11de284c88e95184d94373
MD55e374033d8d9616fdbf04b92341985f8
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Namee36ed337a02583e0a04349886b2bf8fe9883cd00da11de284c88e95184d94373
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: e36ed337a02583e0a04349886b2bf8fe9883cd00da11de284c88e95184d94373
  • MD5: 5e374033d8d9616fdbf04b92341985f8

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: e36ed337a02583e0"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "e36ed337a02583e0a04349886b2bf8fe9883cd00da11de284c88e95184d94373"
}

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 e36ed337a02583e0a04349886b2bf8fe9883cd00da11de284c88e95184d94373 # MD5 5e374033d8d9616fdbf04b92341985f8
TypeValueNote
sha256 e36ed337a02583e0a04349886b2bf8fe9883cd00da11de284c88e95184d94373 Sample:GandCrab
md5 5e374033d8d9616fdbf04b92341985f8 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi