Statik Analiz — AsyncRAT | ALTO | CVSS: 7.5

Arquivo

SHA25635f2b6cf64cfe6e60064d9569a8c7ff37d232cdc982c8916531d44bb09319e96
MD546ec0e726253180d01acd57946844c06
Arquivo35f2b6cf64cfe6e60064d9569a8c7ff37d232cdc982c8916531d44bb09319e96.exe
Tamanho3,369,984 byte
TipoPE32 executable for MS Windows 4.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections
Stringler23,304

Bölümler

AdEntropi
.text5.84
.rsrc5.12
.reloc0.1

Import Tablosu

  • mscoree.dll

IOC

SHA25635f2b6cf64cfe6e60064d9569a8c7ff37d232cdc982c8916531d44bb09319e96
MD546ec0e726253180d01acd57946844c06
IP4.0.0.0, 8.0.0.0, 1.0.115.5, 15.0.0.0, 1.0.7.0, 1.0.0.0, 17.0.0.0, 6.0.0.0
Domaingithub.com, system.io, gsystem.net, system.net, websocketsharp.net, blackcastlesoft.com, microsoft.com, newtonsoft.com
MutexSQLITE_CONFIG_MUTEX, CreateMutex, SQLITE_CONFIG_GETMUTEX
C2github.com, system.io, gsystem.net, system.net, websocketsharp.net

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 (21 indicadores)

IOC — AsyncRAT
# IP 4.0.0.0 # IP 8.0.0.0 # IP 1.0.115.5 # IP 15.0.0.0 # IP 1.0.7.0 # IP 1.0.0.0 # IP 17.0.0.0 # IP 6.0.0.0 # IP 2.0.0.0 # DOMAIN github.com # DOMAIN system.io # DOMAIN gsystem.net # DOMAIN system.net # DOMAIN websocketsharp.net # DOMAIN blackcastlesoft.com # DOMAIN microsoft.com # DOMAIN newtonsoft.com # DOMAIN json.net # MUTEX SQLITE_CONFIG_MUTEX # MUTEX CreateMutex # MUTEX SQLITE_CONFIG_GETMUTEX
TipoValorNota
ip 4.0.0.0 C2 aday
ip 8.0.0.0 C2 aday
ip 1.0.115.5 C2 aday
ip 15.0.0.0 C2 aday
ip 1.0.7.0 C2 aday
ip 1.0.0.0 C2 aday
ip 17.0.0.0 C2 aday
ip 6.0.0.0 C2 aday
ip 2.0.0.0 C2 aday
domain github.com C2 domain
domain system.io C2 domain
domain gsystem.net C2 domain
domain system.net C2 domain
domain websocketsharp.net C2 domain
domain blackcastlesoft.com C2 domain
domain microsoft.com C2 domain
domain newtonsoft.com C2 domain
domain json.net C2 domain
mutex SQLITE_CONFIG_MUTEX Mutex
mutex CreateMutex Mutex
mutex SQLITE_CONFIG_GETMUTEX Mutex

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.

Tags
AsyncRATmalwarestatik-analizIOC