GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2562fdd929e30250151a7d0c736dde88ffa5ffc8210a5835e27020cc68006312c6c
MD506954c590c8b081ab1cbc916560a81b8
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name2fdd929e30250151a7d0c736dde88ffa5ffc8210a5835e27020cc68006312c6c
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 2fdd929e30250151a7d0c736dde88ffa5ffc8210a5835e27020cc68006312c6c
  • MD5: 06954c590c8b081ab1cbc916560a81b8

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: 2fdd929e30250151"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "2fdd929e30250151a7d0c736dde88ffa5ffc8210a5835e27020cc68006312c6c"
}

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 2fdd929e30250151a7d0c736dde88ffa5ffc8210a5835e27020cc68006312c6c # MD5 06954c590c8b081ab1cbc916560a81b8
TypeValueNote
sha256 2fdd929e30250151a7d0c736dde88ffa5ffc8210a5835e27020cc68006312c6c Sample:GandCrab
md5 06954c590c8b081ab1cbc916560a81b8 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi