Derin Statik Analiz — DCRat | Tehdit: high
Archivo Kimliği
| SHA256 | 3c742975836a7071afbb7d23820029f89a48d99f79b85291658a710eb096f9b3 |
|---|---|
| MD5 | 213d5f40829abe4a0c6ee32ec1ebb1a8 |
| SHA1 | 61dda991022dbdb4e66f11caa2e3fa91d8d27cab |
| Nombre de archivo | 213d5f40829abe4a0c6ee32ec1ebb1a8.exe |
| Tamaño | 846848 byte |
| Tipo | /opt/ksentinel/samples/3c742975836a7071_213d5f40829abe4a0c6ee32ec: PE32 executable (GUI) Intel 80386 |
| Fecha de compilación | Desconocido |
| Packer | UPX |
C2 Sunucuları / Dropper Domainleri
| Adres | Tip | Durum |
|---|---|---|
System.IO | Domain | active |
System.Net | Domain | active |
Tespit Edilen IOC'lar
| Valor | Tip |
|---|---|
System.IO | Domain |
System.Net | Domain |
Yetenekler
- —
Şifreleme: RijndaelManaged
Base64 Decode:
B64:3ROMXmCl7lDwHEmDDaNsOEg21tyGtfTRhOF9zqQ => l8H6 B64:BAFEGEHEIEJELKMLNKOKQPUTWVXVYVZV => BD, B64:MDiUIrfkb3RenMwFQkU+wB3EsCfqDFQQaehkK7P+J5j5iufpYOZSYj9oXPp => Rb?h\
Geliştirici İpuçları
Telegram: @2d2x2 @agxD @EJpkV @LALc
PE Analizi
PE Confianzalik Taraması
file entropy: 6.084187 (normal) fpu anti-disassembly: no imagebase: normal entrypoint: normal DOS stub: normal TLS directory: not found timestamp: normal section co
Import Tablosu (özet)
Imported functions
Library
Name: mscoree.dll
Functions
Function
Hint: 0
Name: _CorExeMain
Familia Tespiti — String Kanıtı
String kanıtı bulunamadı (obfuscated).
DCRat — Perfil del malware
DCRat Rusça RAT. sostener1.vbs VBScript dropper. PowerShell ExecutionPolicy Bypass. geutqmonpmjthuux.ru DGA C2.
Tipo de malware
RAT
Lenguaje de programación
C#/.NET
Protocolo C2
HTTP
Sistemas objetivo
Windows
También conocido como (AKA)
DarkCrystal
Detalles técnicos
.NET C#, AES-128-CBC sifreleme, plugin mimarisi (DLLler), TCP varsayilan port 5552, SQLite lokal depolama, Anti-VM/Sandbox (Process check, Registry), Loader, Stealer, RAT modulleri ayri
Capacidades y comportamiento
Uzaktan Erişim & Kontrol
Keylogger
Ekran Görüntüsü
Webcam Erişimi
Dosya Yönetimi
Süreç Yönetimi
Komut Yürütme
Kalıcılık Mekanizması
Lista IOC (5 indicadores)
IOC — DCRat
#
61dda991022dbdb4e66f11caa2e3fa91d8d27cab
# SHA256
3c742975836a7071afbb7d23820029f89a48d99f79b85291658a710eb096f9b3
# MD5
213d5f40829abe4a0c6ee32ec1ebb1a8
# DOMAIN
System.IO
# DOMAIN
System.Net
| Tipo | Valor | Nota |
|---|---|---|
| 61dda991022dbdb4e66f11caa2e3fa91d8d27cab | ||
| sha256 | 3c742975836a7071afbb7d23820029f89a48d99f79b85291658a710eb096f9b3 | |
| md5 | 213d5f40829abe4a0c6ee32ec1ebb1a8 | |
| domain | System.IO | |
| domain | System.Net |
Servidores C2 (8 servidores registrados para esta familia)
| Dirección | Tipo | Puerto | Protocolo | Estado | País |
|---|---|---|---|---|---|
| microsoft.com | domain | — | TCP | active | — |
| digicert.com | domain | — | TCP | active | — |
| crypto.io | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
| microsoft.com | domain | — | TCP | active | — |
Las direcciones C2 se proporcionan únicamente a partir de muestras de malware verificadas manualmente por el equipo KEYDAL. Se prohíbe el uso comercial.