AsyncRAT — cf2d5628c3ccb4e3848477fe8002cf5620891465cc84407f70dabc2f6bd18ded.exe [cf2d5628]

Statik Analiz — AsyncRAT | YÜKSEK | CVSS: 7.5

Dosya

SHA256	`cf2d5628c3ccb4e3848477fe8002cf5620891465cc84407f70dabc2f6bd18ded`
MD5	`f5916e84d8d289a95f07f4a30a19a954`
Dosya	cf2d5628c3ccb4e3848477fe8002cf5620891465cc84407f70dabc2f6bd18ded.exe
Boyut	2,314,752 byte
Tür	PE32+ executable for MS Windows 6.01 (GUI), x86-64, 8 sections
Stringler	7,088

Bölümler

Ad	Entropi
`.text`	6.32
`.rdata`	5.73
`.data`	4.13
`.pdata`	5.26
`.xdata`	1.78
`.idata`	4.02
`.reloc`	5.41
`.symtab`	0.02

Import Tablosu

kernel32.dll

IOC

SHA256	`cf2d5628c3ccb4e3848477fe8002cf5620891465cc84407f70dabc2f6bd18ded`
MD5	`f5916e84d8d289a95f07f4a30a19a954`
Domain	`golang.org`, `hash.net`, `github.com`
BTC	`36sR4Xy16oVSX3qKGGdFq4sYGyrB6`, `1wK9s9G5joRdRYQRHjgw4xmL2fqQsuzkJU`, `1FHreT7sn4s6ECHK4AKkXgyNUBKiV`
Mutex	`runtime.mutex`, `sync.RWMutex`, `poll.fdMutex`, `eq.sync.Mutex`, `collectionsync.RWMutex`
C2	`golang.org, hash.net, github.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 (11 indicators)

IOC — AsyncRAT

# 
36sR4Xy16oVSX3qKGGdFq4sYGyrB6 

# 
1wK9s9G5joRdRYQRHjgw4xmL2fqQsuzkJU 

# 
1FHreT7sn4s6ECHK4AKkXgyNUBKiV 

# DOMAIN
golang.org 

# DOMAIN
hash.net 

# DOMAIN
github.com 

# MUTEX
runtime.mutex 

# MUTEX
sync.RWMutex 

# MUTEX
poll.fdMutex 

# MUTEX
eq.sync.Mutex 

# MUTEX
collectionsync.RWMutex

Type	Value	Note
	36sR4Xy16oVSX3qKGGdFq4sYGyrB6	BTC
	1wK9s9G5joRdRYQRHjgw4xmL2fqQsuzkJU	BTC
	1FHreT7sn4s6ECHK4AKkXgyNUBKiV	BTC
domain	golang.org	C2 domain
domain	hash.net	C2 domain
domain	github.com	C2 domain
mutex	runtime.mutex	Mutex
mutex	sync.RWMutex	Mutex
mutex	poll.fdMutex	Mutex
mutex	eq.sync.Mutex	Mutex
mutex	collectionsync.RWMutex	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.