GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2565868c0cbb2c566f5ecf9a3957ff0da67145589736fedbd99f83a3c6c0f6119ec
MD5f8aefa36ef3dd2140d8cd549bde54e29
File Typeexe
Size70.0 KB
First Seen2022-08-30
File Name5868c0cbb2c566f5ecf9a3957ff0da67145589736fedbd99f83a3c6c0f6119ec
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 5868c0cbb2c566f5ecf9a3957ff0da67145589736fedbd99f83a3c6c0f6119ec
  • MD5: f8aefa36ef3dd2140d8cd549bde54e29

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: 5868c0cbb2c566f5"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "5868c0cbb2c566f5ecf9a3957ff0da67145589736fedbd99f83a3c6c0f6119ec"
}

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 5868c0cbb2c566f5ecf9a3957ff0da67145589736fedbd99f83a3c6c0f6119ec # MD5 f8aefa36ef3dd2140d8cd549bde54e29
TypeValueNote
sha256 5868c0cbb2c566f5ecf9a3957ff0da67145589736fedbd99f83a3c6c0f6119ec Sample:GandCrab
md5 f8aefa36ef3dd2140d8cd549bde54e29 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi