Manuel Statik Analiz — AsyncRAT | Tehdit: YÜKSEK | CVSS: 7.5

Dosya Kimliği

SHA256c8c385c10b1586728318f43b9dcafecfd46d8d6000984fe489bb1d219ea8b4f9
MD595ca5b8c1bfcd91a4b4a48d22baf16e2
Dosya Adıc8c385c10b1586728318f43b9dcafecfd46d8d6000984fe489bb1d219ea8b4f9.exe
Boyut730,112 byte (713 KB)
TürPE32 executable for MS Windows 6.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections
String Sayısı1,609
Geliştirici PDB: C:\Users\Administrator\Desktop\Client\Temp\jAVIXUHzrV\src\obj\Debug\aFJD.pdb

PE Bölümleri

BölümV.SizeEntropi
.text705,0247.9
.rsrc23,6847.84
.reloc120.1

Import Tablosu

  • mscoree.dll
  • _CorExeMain

IOC

SHA256c8c385c10b1586728318f43b9dcafecfd46d8d6000984fe489bb1d219ea8b4f9
MD595ca5b8c1bfcd91a4b4a48d22baf16e2
IP Adresleri1.0.0.0, 17.0.0.0, 4.0.0.0
PDB/YolC:\Users\Administrator\Desktop\Client\Temp\jAVIXUHzrV\src\obj\Debug\aFJD.pdb

AsyncRAT — Malware Profile

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.

Malware Type
RAT
Programming Language
.NET C#
C2 Protocol
TCP/SSL
Target Systems
Windows
Also Known As (AKA)
AsyncClient

Technical Details

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

Attribution / Threat Actor

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.

Capabilities & Behavior

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

IOC List (4 indicators)

IOC — AsyncRAT
# IP 1.0.0.0 # IP 17.0.0.0 # IP 4.0.0.0 # FILEPATH C:\Users\Administrator\Desktop\Client\Temp\jAVIXUHzrV\src\obj\Debug\aFJD.pdb
TypeValueNote
ip 1.0.0.0 C2 aday
ip 17.0.0.0 C2 aday
ip 4.0.0.0 C2 aday
filepath C:\Users\Administrator\Desktop\Client\Temp\jAVIXUHzrV\src\obj\Debug\aFJD.pdb PDB

C2 Servers (8 recorded servers for this family)

Address Type Port Protocol Status Country
system.io domain — TCP active —
system.io domain — TCP active —
microsoft.com domain — TCP active —
microsoft.com domain — TCP active —
system.io domain — TCP active —
system.io domain — TCP active —
microsoft.com domain — TCP active —
microsoft.com domain — TCP active —

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
AsyncRATmalwarestatik-analizIOC