GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2569ba7be3fd5c013486de2dcc66c769148e4a649df9c1002d842d795beccfe15db
MD52dc75df71a9a59f5e7c7e3974d091cfb
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name9ba7be3fd5c013486de2dcc66c769148e4a649df9c1002d842d795beccfe15db
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 9ba7be3fd5c013486de2dcc66c769148e4a649df9c1002d842d795beccfe15db
  • MD5: 2dc75df71a9a59f5e7c7e3974d091cfb

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: 9ba7be3fd5c01348"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "9ba7be3fd5c013486de2dcc66c769148e4a649df9c1002d842d795beccfe15db"
}

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 9ba7be3fd5c013486de2dcc66c769148e4a649df9c1002d842d795beccfe15db # MD5 2dc75df71a9a59f5e7c7e3974d091cfb
TypeValueNote
sha256 9ba7be3fd5c013486de2dcc66c769148e4a649df9c1002d842d795beccfe15db Sample:GandCrab
md5 2dc75df71a9a59f5e7c7e3974d091cfb Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi