Statik Analiz — AsyncRAT | HOCH | CVSS: 7.5

Datei

SHA2569f2363bef0d47ba48b95ce505478613497d4663498776434c5decabcb1fe1dd1
MD563a4faa401e15e9f6d34587996740a99
Datei9f2363bef0d47ba48b95ce505478613497d4663498776434c5decabcb1fe1dd1.exe
Größe4,377,088 byte
TypPE32+ executable for MS Windows 6.00 (DLL), x86-64, 8 sections
Stringler16,951

Bölümler

AdEntropi
.text6.64
.managed6.45
hydrated0.0
.rdata6.93
.data4.56
.pdata6.31
.rsrc3.49
.reloc5.19

Import Tablosu

  • ADVAPI32.dll
  • bcrypt.dll
  • KERNEL32.dll
  • ole32.dll
  • USER32.dll
  • api-ms-win-crt-math-l1-1-0.dll
  • api-ms-win-crt-heap-l1-1-0.dll
  • api-ms-win-crt-string-l1-1-0.dll
  • api-ms-win-crt-convert-l1-1-0.dll
  • api-ms-win-crt-runtime-l1-1-0.dll

IOC

SHA2569f2363bef0d47ba48b95ce505478613497d4663498776434c5decabcb1fe1dd1
MD563a4faa401e15e9f6d34587996740a99
IP4.2.1.0, 3.5.0.0, 4.0.0.0, 8.0.0.0, 1.11.59.0
Domainsystem.io
BTC14ArrayTypeMismatchException, 1n9ixYGkP1i41P6JKWcnFELkqAKbK
C2system.io

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 (8 Indikatoren)

IOC — AsyncRAT
# 14ArrayTypeMismatchException # 1n9ixYGkP1i41P6JKWcnFELkqAKbK # IP 4.2.1.0 # IP 3.5.0.0 # IP 4.0.0.0 # IP 8.0.0.0 # IP 1.11.59.0 # DOMAIN system.io
TypWertBemerkung
14ArrayTypeMismatchException BTC
1n9ixYGkP1i41P6JKWcnFELkqAKbK BTC
ip 4.2.1.0 C2 aday
ip 3.5.0.0 C2 aday
ip 4.0.0.0 C2 aday
ip 8.0.0.0 C2 aday
ip 1.11.59.0 C2 aday
domain system.io C2 domain

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