GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2563d8de2262737820ddea6ce0d482b04ab002e0b895f36dbf2a5e0d1d21c8858d8
MD5202e2c9123160cab354e194ce875c932
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name3d8de2262737820ddea6ce0d482b04ab002e0b895f36dbf2a5e0d1d21c8858d8
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 3d8de2262737820ddea6ce0d482b04ab002e0b895f36dbf2a5e0d1d21c8858d8
  • MD5: 202e2c9123160cab354e194ce875c932

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: 3d8de2262737820d"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "3d8de2262737820ddea6ce0d482b04ab002e0b895f36dbf2a5e0d1d21c8858d8"
}

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 3d8de2262737820ddea6ce0d482b04ab002e0b895f36dbf2a5e0d1d21c8858d8 # MD5 202e2c9123160cab354e194ce875c932
TypeValueNote
sha256 3d8de2262737820ddea6ce0d482b04ab002e0b895f36dbf2a5e0d1d21c8858d8 Sample:GandCrab
md5 202e2c9123160cab354e194ce875c932 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi