AsyncRAT — cf2d5628c3ccb4e3848477fe8002cf5620891465cc84407f70dabc2f6bd18ded.exe [cf2d5628]

Statik Analiz — AsyncRAT | ALTO | CVSS: 7.5

Arquivo

SHA256	`cf2d5628c3ccb4e3848477fe8002cf5620891465cc84407f70dabc2f6bd18ded`
MD5	`f5916e84d8d289a95f07f4a30a19a954`
Arquivo	cf2d5628c3ccb4e3848477fe8002cf5620891465cc84407f70dabc2f6bd18ded.exe
Tamanho	2,314,752 byte
Tipo	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 — Perfil do malware

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.

Tipo de malware

RAT

Linguagem de programação

.NET C#

Protocolo C2

TCP/SSL

Sistemas-alvo

Windows

Também conhecido como (AKA)

AsyncClient

Detalhes técnicos

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

Atribuição / Ator da ameaça

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.

Capacidades e comportamento

Uzaktan Erişim & Kontrol

Keylogger

Ekran Görüntüsü

Webcam Erişimi

Dosya Yönetimi

Süreç Yönetimi

Komut Yürütme

Kalıcılık Mekanizması

Lista IOC (11 indicadores)

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

Tipo	Valor	Nota
	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 — Ver perfil completo →

Servidores C2 (8 servidores registrados para esta família)

Endereço	Tipo	Porta	Protocolo	Status	País
microsoft.com	domain	—	TCP	active	—
microsoft.com	domain	—	TCP	active	—
microsoft.com	domain	—	TCP	active	—
microsoft.com	domain	—	TCP	active	—
microsoft.com	domain	—	TCP	active	—
microsoft.com	domain	—	TCP	active	—
microsoft.com	domain	—	TCP	active	—
microsoft.com	domain	—	TCP	active	—

Os endereços C2 são fornecidos apenas a partir de amostras de malware verificadas manualmente pela equipe KEYDAL. O uso comercial é proibido.