Statik Analiz — AsyncRAT | ALTO | CVSS: 7.5

Archivo

SHA2569e2fc40e94812b79eec64dab1bbc821bed2e7bb6475e08a991e942d79be313cf
MD504e293515996a53ddd8896531be7fc68
Archivo9e2fc40e94812b79eec64dab1bbc821bed2e7bb6475e08a991e942d79be313cf.exe
Tamaño54,784 byte
TipoPE32 executable for MS Windows 6.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections
Stringler553
PDB: C:\Users\vboxuser\Desktop\Source\gcloud\gatex\obj\Release\net481\gv3.pdb

Bölümler

AdEntropi
.text5.47
.rsrc4.88
.reloc0.08

Import Tablosu

  • mscoree.dll

IOC

SHA2569e2fc40e94812b79eec64dab1bbc821bed2e7bb6475e08a991e942d79be313cf
MD504e293515996a53ddd8896531be7fc68
IP1.0.0.0, 17.14.0.0, 4.0.0.0
Domainsystem.net, system.io, microsoft.com
MutexCreateMutex
PDBC:\Users\vboxuser\Desktop\Source\gcloud\gatex\obj\Release\net481\gv3.pdb
C2system.net, system.io, microsoft.com

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 (8 indicadores)

IOC — AsyncRAT
# IP 1.0.0.0 # IP 17.14.0.0 # IP 4.0.0.0 # DOMAIN system.net # DOMAIN system.io # DOMAIN microsoft.com # MUTEX CreateMutex # FILEPATH C:\Users\vboxuser\Desktop\Source\gcloud\gatex\obj\Release\net481\gv3.pdb
TipoValorNota
ip 1.0.0.0 C2 aday
ip 17.14.0.0 C2 aday
ip 4.0.0.0 C2 aday
domain system.net C2 domain
domain system.io C2 domain
domain microsoft.com C2 domain
mutex CreateMutex Mutex
filepath C:\Users\vboxuser\Desktop\Source\gcloud\gatex\obj\Release\net481\gv3.pdb PDB

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