GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2560e0833472e48473cdb7f90d774c1df79c9500571fc454536f6d1086d8545f0fb
MD5c4eb0b7669362c3214e4069fd67f6cdc
File Typeexe
Size66.0 KB
First Seen2022-08-30
File Name0e0833472e48473cdb7f90d774c1df79c9500571fc454536f6d1086d8545f0fb
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 0e0833472e48473cdb7f90d774c1df79c9500571fc454536f6d1086d8545f0fb
  • MD5: c4eb0b7669362c3214e4069fd67f6cdc

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: 0e0833472e48473c"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "0e0833472e48473cdb7f90d774c1df79c9500571fc454536f6d1086d8545f0fb"
}

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 0e0833472e48473cdb7f90d774c1df79c9500571fc454536f6d1086d8545f0fb # MD5 c4eb0b7669362c3214e4069fd67f6cdc
TypeValueNote
sha256 0e0833472e48473cdb7f90d774c1df79c9500571fc454536f6d1086d8545f0fb Sample:GandCrab
md5 c4eb0b7669362c3214e4069fd67f6cdc Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi