AsyncRAT — a18bd7b115350e8efae868b10d2ffd1de6ceeb7f06f77563514f357116c933c7.exe [a18bd7b1]

Statik Analiz — AsyncRAT | YÜKSEK | CVSS: 7.5

Dosya

SHA256	`a18bd7b115350e8efae868b10d2ffd1de6ceeb7f06f77563514f357116c933c7`
MD5	`aa3e744af4968897f952836c3db7e1b2`
Dosya	a18bd7b115350e8efae868b10d2ffd1de6ceeb7f06f77563514f357116c933c7.exe
Boyut	47,616 byte
Tür	PE32 executable for MS Windows 6.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections
Stringler	545

PDB: C:\Users\Administrator\tmp\gcloud\gatex\obj\Release\net481\gv3.pdb

Bölümler

Ad	Entropi
`.text`	5.59
`.rsrc`	4.88
`.reloc`	0.08

Import Tablosu

mscoree.dll

IOC

SHA256	`a18bd7b115350e8efae868b10d2ffd1de6ceeb7f06f77563514f357116c933c7`
MD5	`aa3e744af4968897f952836c3db7e1b2`
IP	`1.0.0.0`, `4.0.0.0`
Domain	`system.net`, `system.io`, `microsoft.com`
Mutex	`CreateMutex`
PDB	`C:\Users\Administrator\tmp\gcloud\gatex\obj\Release\net481\gv3.pdb`
C2	`system.net, system.io, microsoft.com`

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 (7 indicators)

IOC — AsyncRAT

# IP
1.0.0.0 

# IP
4.0.0.0 

# DOMAIN
system.net 

# DOMAIN
system.io 

# DOMAIN
microsoft.com 

# MUTEX
CreateMutex 

# FILEPATH
C:\Users\Administrator\tmp\gcloud\gatex\obj\Release\net481\gv3.pdb

Type	Value	Note
ip	1.0.0.0	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\Administrator\tmp\gcloud\gatex\obj\Release\net481\gv3.pdb	PDB

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.