GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256ba6df258ab456ae1f6cf034fa3e675e5199fbc6ef7a8b575345bb7691eed1e76
MD5b62e84626017076510ecca5f0cd82d7f
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Nameba6df258ab456ae1f6cf034fa3e675e5199fbc6ef7a8b575345bb7691eed1e76
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: ba6df258ab456ae1f6cf034fa3e675e5199fbc6ef7a8b575345bb7691eed1e76
  • MD5: b62e84626017076510ecca5f0cd82d7f

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: ba6df258ab456ae1"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "ba6df258ab456ae1f6cf034fa3e675e5199fbc6ef7a8b575345bb7691eed1e76"
}

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 ba6df258ab456ae1f6cf034fa3e675e5199fbc6ef7a8b575345bb7691eed1e76 # MD5 b62e84626017076510ecca5f0cd82d7f
TypeValueNote
sha256 ba6df258ab456ae1f6cf034fa3e675e5199fbc6ef7a8b575345bb7691eed1e76 Sample:GandCrab
md5 b62e84626017076510ecca5f0cd82d7f Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi