GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256ae8be9148c299bae7209b8c96fa895bac722e01b496fed48d9bacc4e9d8c9560
MD5272153f42bde0686b839675470e54017
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Nameae8be9148c299bae7209b8c96fa895bac722e01b496fed48d9bacc4e9d8c9560
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: ae8be9148c299bae7209b8c96fa895bac722e01b496fed48d9bacc4e9d8c9560
  • MD5: 272153f42bde0686b839675470e54017

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: ae8be9148c299bae"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "ae8be9148c299bae7209b8c96fa895bac722e01b496fed48d9bacc4e9d8c9560"
}

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 ae8be9148c299bae7209b8c96fa895bac722e01b496fed48d9bacc4e9d8c9560 # MD5 272153f42bde0686b839675470e54017
TypeValueNote
sha256 ae8be9148c299bae7209b8c96fa895bac722e01b496fed48d9bacc4e9d8c9560 Sample:GandCrab
md5 272153f42bde0686b839675470e54017 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi