GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25670e0fff4428e8290381d225ef19022fec3b81136bec6e3bb13305af7ab8311ce
MD5846ed83ddd0a15cba9890b1e58a7c4f7
File Typeexe
Size103.2 KB
First Seen2022-08-30
File Name70e0fff4428e8290381d225ef19022fec3b81136bec6e3bb13305af7ab8311ce
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 70e0fff4428e8290381d225ef19022fec3b81136bec6e3bb13305af7ab8311ce
  • MD5: 846ed83ddd0a15cba9890b1e58a7c4f7

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: 70e0fff4428e8290"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "70e0fff4428e8290381d225ef19022fec3b81136bec6e3bb13305af7ab8311ce"
}

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 70e0fff4428e8290381d225ef19022fec3b81136bec6e3bb13305af7ab8311ce # MD5 846ed83ddd0a15cba9890b1e58a7c4f7
TypeValueNote
sha256 70e0fff4428e8290381d225ef19022fec3b81136bec6e3bb13305af7ab8311ce Sample:GandCrab
md5 846ed83ddd0a15cba9890b1e58a7c4f7 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi