GandCrab | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA25619e2b4a6c08eac773021ce1e6aa96293939da93eaa9273cc21455e7105647653
MD52903e2c448e129fb0b09c1534d204c4a
File Typeexe
Size73.5 KB
First Seen2022-08-30
File Name19e2b4a6c08eac773021ce1e6aa96293939da93eaa9273cc21455e7105647653
Tagsexe, Gandcrab

Malware Family: GandCrab

GandCrab, MaaS'tır.

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

Threat Indicators (IOC)

  • SHA256: 19e2b4a6c08eac773021ce1e6aa96293939da93eaa9273cc21455e7105647653
  • MD5: 2903e2c448e129fb0b09c1534d204c4a

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: 19e2b4a6c08eac77"
        threat_level = "critical"
        first_seen = "2022-08-30"
    condition:
        hash.sha256(0, filesize) == "19e2b4a6c08eac773021ce1e6aa96293939da93eaa9273cc21455e7105647653"
}

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 19e2b4a6c08eac773021ce1e6aa96293939da93eaa9273cc21455e7105647653 # MD5 2903e2c448e129fb0b09c1534d204c4a
TypeValueNote
sha256 19e2b4a6c08eac773021ce1e6aa96293939da93eaa9273cc21455e7105647653 Sample:GandCrab
md5 2903e2c448e129fb0b09c1534d204c4a Sample:GandCrab
Tags
gandcrabransomwaremalwarecriticalsha256hash-analizi