GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2560b099ce08c49a4b4a5092aeb19d06dfb14a5d4cc49f028c4c6728a16c7fd7b9b
MD592b25b1b327bf6a38ccdd6f167839022
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name0b099ce08c49a4b4a5092aeb19d06dfb14a5d4cc49f028c4c6728a16c7fd7b9b
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 0b099ce08c49a4b4a5092aeb19d06dfb14a5d4cc49f028c4c6728a16c7fd7b9b
  • MD5: 92b25b1b327bf6a38ccdd6f167839022

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: 0b099ce08c49a4b4"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "0b099ce08c49a4b4a5092aeb19d06dfb14a5d4cc49f028c4c6728a16c7fd7b9b"
}

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 0b099ce08c49a4b4a5092aeb19d06dfb14a5d4cc49f028c4c6728a16c7fd7b9b # MD5 92b25b1b327bf6a38ccdd6f167839022
TypeValueNote
sha256 0b099ce08c49a4b4a5092aeb19d06dfb14a5d4cc49f028c4c6728a16c7fd7b9b Sample:GandCrab
md5 92b25b1b327bf6a38ccdd6f167839022 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi