GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA2561cc7203b55ae466f6d3c256eda7cae98e0f9f80a37853c55725c14258bc0670d
MD5a45c729d708135269aef1af6c5d7f367
File Typeexe
Size69.5 KB
First Seen2022-08-30
File Name1cc7203b55ae466f6d3c256eda7cae98e0f9f80a37853c55725c14258bc0670d
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 1cc7203b55ae466f6d3c256eda7cae98e0f9f80a37853c55725c14258bc0670d
  • MD5: a45c729d708135269aef1af6c5d7f367

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: 1cc7203b55ae466f"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "1cc7203b55ae466f6d3c256eda7cae98e0f9f80a37853c55725c14258bc0670d"
}

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 1cc7203b55ae466f6d3c256eda7cae98e0f9f80a37853c55725c14258bc0670d # MD5 a45c729d708135269aef1af6c5d7f367
TypeValueNote
sha256 1cc7203b55ae466f6d3c256eda7cae98e0f9f80a37853c55725c14258bc0670d Sample:GandCrab
md5 a45c729d708135269aef1af6c5d7f367 Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi