GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256e29e129ef186ac7468c4831c9be3f43efbec5c9b131c525726ae5768ce7e31ec
MD544b147761f600e56a63702948a5571aa
File Typeexe
Size41.6 KB
First Seen2022-08-30
File Namee29e129ef186ac7468c4831c9be3f43efbec5c9b131c525726ae5768ce7e31ec
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: e29e129ef186ac7468c4831c9be3f43efbec5c9b131c525726ae5768ce7e31ec
  • MD5: 44b147761f600e56a63702948a5571aa

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: e29e129ef186ac74"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "e29e129ef186ac7468c4831c9be3f43efbec5c9b131c525726ae5768ce7e31ec"
}

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 e29e129ef186ac7468c4831c9be3f43efbec5c9b131c525726ae5768ce7e31ec # MD5 44b147761f600e56a63702948a5571aa
TypeValueNote
sha256 e29e129ef186ac7468c4831c9be3f43efbec5c9b131c525726ae5768ce7e31ec Sample:GandCrab
md5 44b147761f600e56a63702948a5571aa Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi