GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2568c2d7976063fcc916c7943e4c2e60e04a79e67fed7379ce04b1eb138c98118af
MD57ebb3e4f52c9ea2dcd92562dae403631
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name8c2d7976063fcc916c7943e4c2e60e04a79e67fed7379ce04b1eb138c98118af
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 8c2d7976063fcc916c7943e4c2e60e04a79e67fed7379ce04b1eb138c98118af
  • MD5: 7ebb3e4f52c9ea2dcd92562dae403631

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: 8c2d7976063fcc91"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "8c2d7976063fcc916c7943e4c2e60e04a79e67fed7379ce04b1eb138c98118af"
}

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 8c2d7976063fcc916c7943e4c2e60e04a79e67fed7379ce04b1eb138c98118af # MD5 7ebb3e4f52c9ea2dcd92562dae403631
TypeValueNote
sha256 8c2d7976063fcc916c7943e4c2e60e04a79e67fed7379ce04b1eb138c98118af Sample:GandCrab
md5 7ebb3e4f52c9ea2dcd92562dae403631 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi