GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256e82b11b21a06b609b65aef1528aa443d3d76610bf761b5c12d005ab2872094e0
MD513fd6fe5e457712a591e30fd45e8559d
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Namee82b11b21a06b609b65aef1528aa443d3d76610bf761b5c12d005ab2872094e0
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: e82b11b21a06b609b65aef1528aa443d3d76610bf761b5c12d005ab2872094e0
  • MD5: 13fd6fe5e457712a591e30fd45e8559d

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: e82b11b21a06b609"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "e82b11b21a06b609b65aef1528aa443d3d76610bf761b5c12d005ab2872094e0"
}

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 e82b11b21a06b609b65aef1528aa443d3d76610bf761b5c12d005ab2872094e0 # MD5 13fd6fe5e457712a591e30fd45e8559d
TypeValueNote
sha256 e82b11b21a06b609b65aef1528aa443d3d76610bf761b5c12d005ab2872094e0 Sample:GandCrab
md5 13fd6fe5e457712a591e30fd45e8559d Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi