Manuel Statik Analiz — AsyncRAT | Tehdit: HOCH | CVSS: 7.5

Datei Kimliği

SHA25642d456327573520ea9f39a59f6995f4576d2c8b97b322db5100732f7a417a15f
MD5799a765d84a7c277cdda6d69becf831f
Dateiname42d456327573520ea9f39a59f6995f4576d2c8b97b322db5100732f7a417a15f.exe
Größe64,512 byte (63 KB)
TypPE32 executable for MS Windows 4.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections
String Sayısı1,020

PE Bölümleri

BölümV.SizeEntropi
.text59,7805.86
.rsrc3,5735.07
.reloc120.08

Import Tablosu

  • mscoree.dll
  • _CorExeMain

IOC

SHA25642d456327573520ea9f39a59f6995f4576d2c8b97b322db5100732f7a417a15f
MD5799a765d84a7c277cdda6d69becf831f
IP Adresleri4.0.0.0, 6.0.0.0, 1.0.7.0
Domainmicrosoft.com, system.io, system.net
MutexStartBlock, FlushFinalBlock, CreateMutex
C2 Adaymicrosoft.com

AsyncRAT — Malware-Profil

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-Typ
RAT
Programmiersprache
.NET C#
C2-Protokoll
TCP/SSL
Zielsysteme
Windows
Auch bekannt als (AKA)
AsyncClient

Technische 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 / Bedrohungsakteur

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.

Fähigkeiten & Verhalten

Uzaktan Erişim & Kontrol
Keylogger
Ekran Görüntüsü
Webcam Erişimi
Dosya Yönetimi
Süreç Yönetimi
Komut Yürütme
Kalıcılık Mekanizması

IOC-Liste (11 Indikatoren)

IOC — AsyncRAT
# SHA256 42d456327573520ea9f39a59f6995f4576d2c8b97b322db5100732f7a417a15f # MD5 799a765d84a7c277cdda6d69becf831f # IP 4.0.0.0 # IP 6.0.0.0 # IP 1.0.7.0 # DOMAIN microsoft.com # DOMAIN system.io # DOMAIN system.net # MUTEX StartBlock # MUTEX FlushFinalBlock # MUTEX CreateMutex
TypWertBemerkung
sha256 42d456327573520ea9f39a59f6995f4576d2c8b97b322db5100732f7a417a15f
md5 799a765d84a7c277cdda6d69becf831f
ip 4.0.0.0 C2 aday
ip 6.0.0.0 C2 aday
ip 1.0.7.0 C2 aday
domain microsoft.com C2 domain
domain system.io C2 domain
domain system.net C2 domain
mutex StartBlock Mutex
mutex FlushFinalBlock Mutex
mutex CreateMutex Mutex

C2-Server (8 erfasste Server für diese Familie)

Adresse Typ Port Protokoll Status Land
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 —

C2-Adressen stammen ausschließlich aus vom KEYDAL-Team manuell verifizierten Malware-Samples. Kommerzielle Nutzung ist untersagt.

Tags
AsyncRATmalwarestatik-analizIOC