GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25606e17de26b9ea5de0d9dbe612294b6d5700f37ffb8fd16f6f065ded5f316c9e9
MD528fed9a9f51b03b9a1b268f26696998d
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name06e17de26b9ea5de0d9dbe612294b6d5700f37ffb8fd16f6f065ded5f316c9e9
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 06e17de26b9ea5de0d9dbe612294b6d5700f37ffb8fd16f6f065ded5f316c9e9
  • MD5: 28fed9a9f51b03b9a1b268f26696998d

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: 06e17de26b9ea5de"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "06e17de26b9ea5de0d9dbe612294b6d5700f37ffb8fd16f6f065ded5f316c9e9"
}

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 06e17de26b9ea5de0d9dbe612294b6d5700f37ffb8fd16f6f065ded5f316c9e9 # MD5 28fed9a9f51b03b9a1b268f26696998d
TypeValueNote
sha256 06e17de26b9ea5de0d9dbe612294b6d5700f37ffb8fd16f6f065ded5f316c9e9 Sample:GandCrab
md5 28fed9a9f51b03b9a1b268f26696998d Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi