AsyncRAT — 39e6cb5e8f727a509712809a775239f6c084217d1fabb1cef67a3917c645fb68.exe [39e6cb5e]

Statik Analiz — AsyncRAT | YÜKSEK | CVSS: 7.5

Dosya

SHA256	`39e6cb5e8f727a509712809a775239f6c084217d1fabb1cef67a3917c645fb68`
MD5	`836dd4c48cc9faf1274dafa15c626c43`
Dosya	39e6cb5e8f727a509712809a775239f6c084217d1fabb1cef67a3917c645fb68.exe
Boyut	1,582,080 byte
Tür	PE32+ executable for MS Windows 6.00 (DLL), x86-64, 6 sections
Stringler	7,011

Bölümler

Ad	Entropi
`.text`	6.45
`.rdata`	6.9
`.data`	3.31
`.pdata`	5.6
`.rsrc`	3.83
`.reloc`	5.43

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

SHA256	`39e6cb5e8f727a509712809a775239f6c084217d1fabb1cef67a3917c645fb68`
MD5	`836dd4c48cc9faf1274dafa15c626c43`
Domain	`system.net`
BTC	`3FN3QiPALoFQPgJ2iMwWKtb559`, `1nkktz1i3u4CWhbUzZGokMWtjn6wu94`, `1KZzusimMtgJjm8gaXfWvBNxXEBUoz`
C2	`system.net`

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

# 
3FN3QiPALoFQPgJ2iMwWKtb559 

# 
1nkktz1i3u4CWhbUzZGokMWtjn6wu94 

# 
1KZzusimMtgJjm8gaXfWvBNxXEBUoz 

# DOMAIN
system.net

Type	Value	Note
	3FN3QiPALoFQPgJ2iMwWKtb559	BTC
	1nkktz1i3u4CWhbUzZGokMWtjn6wu94	BTC
	1KZzusimMtgJjm8gaXfWvBNxXEBUoz	BTC
domain	system.net	C2 domain

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.