Statik Analiz — AsyncRAT | ALTO | CVSS: 7.5

Archivo

SHA25639e6cb5e8f727a509712809a775239f6c084217d1fabb1cef67a3917c645fb68
MD5836dd4c48cc9faf1274dafa15c626c43
Archivo39e6cb5e8f727a509712809a775239f6c084217d1fabb1cef67a3917c645fb68.exe
Tamaño1,582,080 byte
TipoPE32+ executable for MS Windows 6.00 (DLL), x86-64, 6 sections
Stringler7,011

Bölümler

AdEntropi
.text6.45
.rdata6.9
.data3.31
.pdata5.6
.rsrc3.83
.reloc5.43

Import Tablosu

  • ADVAPI32.dll
  • bcrypt.dll
  • CRYPT32.dll
  • KERNEL32.dll
  • ole32.dll
  • api-ms-win-crt-heap-l1-1-0.dll
  • api-ms-win-crt-math-l1-1-0.dll
  • api-ms-win-crt-string-l1-1-0.dll
  • api-ms-win-crt-convert-l1-1-0.dll
  • api-ms-win-crt-stdio-l1-1-0.dll
  • api-ms-win-crt-runtime-l1-1-0.dll

IOC

SHA25639e6cb5e8f727a509712809a775239f6c084217d1fabb1cef67a3917c645fb68
MD5836dd4c48cc9faf1274dafa15c626c43
Domainsystem.net
BTC3FN3QiPALoFQPgJ2iMwWKtb559, 1nkktz1i3u4CWhbUzZGokMWtjn6wu94, 1KZzusimMtgJjm8gaXfWvBNxXEBUoz
C2system.net

AsyncRAT — Perfil del malware

AsyncRAT, 2019'da acik kaynak olarak yayimlanan C# tabanli RAT ailesidir. Ekran yakalama, keylogger, dosya islemleri, HVNC ve plugin sistemine sahiptir. C2 AES-128-CBC ile sifrelenir, TCP uzerinden calisir. JS/PDF yemi ile dagitilir.

Tipo de malware
RAT
Lenguaje de programación
.NET C#
Protocolo C2
TCP/SSL
Sistemas objetivo
Windows
También conocido como (AKA)
AsyncClient

Detalles técnicos

C# .NET, AES-128-CBC sifreleme, TCP port 6606/4449 (varsayilan), Mutex kontrol, Runtime assembly loading, Anti-analysis (VM check, Process listesi), HVNC, Keylogger, Stealer, Botnet modulu

Atribución / Actor de amenaza

Acik kaynak - orjinal gelistirici GitHub'da yayinladi; surekli siber suclu toplulugu tarafindan kullanilmaktadir. APT operasyonlari da dahil olmak uzere cok sayida farkli tehdit aktoru kullanmaktadir.

Capacidades y comportamiento

Uzaktan Erişim & Kontrol
Keylogger
Ekran Görüntüsü
Webcam Erişimi
Dosya Yönetimi
Süreç Yönetimi
Komut Yürütme
Kalıcılık Mekanizması

Lista IOC (4 indicadores)

IOC — AsyncRAT
# 3FN3QiPALoFQPgJ2iMwWKtb559 # 1nkktz1i3u4CWhbUzZGokMWtjn6wu94 # 1KZzusimMtgJjm8gaXfWvBNxXEBUoz # DOMAIN system.net
TipoValorNota
3FN3QiPALoFQPgJ2iMwWKtb559 BTC
1nkktz1i3u4CWhbUzZGokMWtjn6wu94 BTC
1KZzusimMtgJjm8gaXfWvBNxXEBUoz BTC
domain system.net C2 domain

Servidores C2 (8 servidores registrados para esta familia)

Dirección Tipo Puerto Protocolo Estado País
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 —
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.

Etiquetas
AsyncRATmalwarestatik-analizIOC