GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25646ce2c2db4ce6b2cba0742e17d9060c4bcc26eeaef8d2b054c6a9ec3a5cbf23b
MD5014710af974e924b52b3d7cefeb13087
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name46ce2c2db4ce6b2cba0742e17d9060c4bcc26eeaef8d2b054c6a9ec3a5cbf23b
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 46ce2c2db4ce6b2cba0742e17d9060c4bcc26eeaef8d2b054c6a9ec3a5cbf23b
  • MD5: 014710af974e924b52b3d7cefeb13087

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: 46ce2c2db4ce6b2c"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "46ce2c2db4ce6b2cba0742e17d9060c4bcc26eeaef8d2b054c6a9ec3a5cbf23b"
}

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 46ce2c2db4ce6b2cba0742e17d9060c4bcc26eeaef8d2b054c6a9ec3a5cbf23b # MD5 014710af974e924b52b3d7cefeb13087
TypeValueNote
sha256 46ce2c2db4ce6b2cba0742e17d9060c4bcc26eeaef8d2b054c6a9ec3a5cbf23b Sample:GandCrab
md5 014710af974e924b52b3d7cefeb13087 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi