AsyncRAT — 09a778c467ba4bebfc477f8aab889aa1fb5e9e4258b347106dcec48f91f32dc5.js [09a778c4]

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

Dosya Kimliği

SHA256	`09a778c467ba4bebfc477f8aab889aa1fb5e9e4258b347106dcec48f91f32dc5`
MD5	`e419795d628673b955401d67ec1e551c`
Dosya Adı	09a778c467ba4bebfc477f8aab889aa1fb5e9e4258b347106dcec48f91f32dc5.js
Boyut	346,862 byte (338 KB)
Tür	JavaScript source, ASCII text, with very long lines (63015)
String Sayısı	2

IOC

SHA256	`09a778c467ba4bebfc477f8aab889aa1fb5e9e4258b347106dcec48f91f32dc5`
MD5	`e419795d628673b955401d67ec1e551c`
Mutex	`aesDecryptBlock`

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 (3 indicators)

IOC — AsyncRAT

# SHA256
09a778c467ba4bebfc477f8aab889aa1fb5e9e4258b347106dcec48f91f32dc5

# MD5
e419795d628673b955401d67ec1e551c

# MUTEX
aesDecryptBlock

Type	Value	Note
sha256	09a778c467ba4bebfc477f8aab889aa1fb5e9e4258b347106dcec48f91f32dc5
md5	e419795d628673b955401d67ec1e551c
mutex	aesDecryptBlock	Mutex

AsyncRAT — Go to Full Profile →

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.