GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2568202bd979da329207228193183be41e1036d4ae1ed39349b554272da62dcb1a5
MD58b47be4d829f9d3a3f2f29653b354892
File Typeexe
Size98.5 KB
First Seen2022-08-30
File Name8202bd979da329207228193183be41e1036d4ae1ed39349b554272da62dcb1a5
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 8202bd979da329207228193183be41e1036d4ae1ed39349b554272da62dcb1a5
  • MD5: 8b47be4d829f9d3a3f2f29653b354892

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: 8202bd979da32920"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "8202bd979da329207228193183be41e1036d4ae1ed39349b554272da62dcb1a5"
}

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 8202bd979da329207228193183be41e1036d4ae1ed39349b554272da62dcb1a5 # MD5 8b47be4d829f9d3a3f2f29653b354892
TypeValueNote
sha256 8202bd979da329207228193183be41e1036d4ae1ed39349b554272da62dcb1a5 Sample:GandCrab
md5 8b47be4d829f9d3a3f2f29653b354892 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi