GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25693061b284988a0f9ee64e187eb26a6df173364ceef58772486894c50c8c52701
MD58788286c2227ff2b69062ca8a29c43e9
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name93061b284988a0f9ee64e187eb26a6df173364ceef58772486894c50c8c52701
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 93061b284988a0f9ee64e187eb26a6df173364ceef58772486894c50c8c52701
  • MD5: 8788286c2227ff2b69062ca8a29c43e9

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: 93061b284988a0f9"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "93061b284988a0f9ee64e187eb26a6df173364ceef58772486894c50c8c52701"
}

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 93061b284988a0f9ee64e187eb26a6df173364ceef58772486894c50c8c52701 # MD5 8788286c2227ff2b69062ca8a29c43e9
TypeValueNote
sha256 93061b284988a0f9ee64e187eb26a6df173364ceef58772486894c50c8c52701 Sample:GandCrab
md5 8788286c2227ff2b69062ca8a29c43e9 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi