GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256c2dc16692c8957bf05eb8b67d1b9ecba79dac665c20f01a8fccaa3e356b2c8ab
MD5701b3e0b902cee4160e088e05c7fff07
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Namec2dc16692c8957bf05eb8b67d1b9ecba79dac665c20f01a8fccaa3e356b2c8ab
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: c2dc16692c8957bf05eb8b67d1b9ecba79dac665c20f01a8fccaa3e356b2c8ab
  • MD5: 701b3e0b902cee4160e088e05c7fff07

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: c2dc16692c8957bf"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "c2dc16692c8957bf05eb8b67d1b9ecba79dac665c20f01a8fccaa3e356b2c8ab"
}

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 c2dc16692c8957bf05eb8b67d1b9ecba79dac665c20f01a8fccaa3e356b2c8ab # MD5 701b3e0b902cee4160e088e05c7fff07
TypeValueNote
sha256 c2dc16692c8957bf05eb8b67d1b9ecba79dac665c20f01a8fccaa3e356b2c8ab Sample:GandCrab
md5 701b3e0b902cee4160e088e05c7fff07 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi