Statik Analiz — AsyncRAT | YÜKSEK | CVSS: 7.5

Dosya

SHA25640f0f0b29af466b7afd7ee0e004df5e029c3b6191bb0988009657fda961ece7f
MD50cb5525809690c37808aa4c8dae0bb98
Dosya40f0f0b29af466b7afd7ee0e004df5e029c3b6191bb0988009657fda961ece7f.exe
Boyut726,016 byte
TürPE32 executable for MS Windows 4.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections
Stringler5,116

Bölümler

AdEntropi
.text6.3
.rsrc4.59
.reloc0.1

Import Tablosu

  • mscoree.dll

IOC

SHA25640f0f0b29af466b7afd7ee0e004df5e029c3b6191bb0988009657fda961ece7f
MD50cb5525809690c37808aa4c8dae0bb98
IP5.7.1.0, 1.7.1.0, 4.0.0.0, 2.4.0.0, 15.0.0.0, 15.8.0.0, 2.2.5.0, 6.0.0.0
Domainsystem.net, system.io, common.io, microsoft.com
MutexReleaseMutex
C2system.net, system.io, common.io, microsoft.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 (15 indicators)

IOC — AsyncRAT
# IP 5.7.1.0 # IP 1.7.1.0 # IP 4.0.0.0 # IP 2.4.0.0 # IP 15.0.0.0 # IP 15.8.0.0 # IP 2.2.5.0 # IP 6.0.0.0 # IP 1.0.0.0 # IP 2.0.0.0 # DOMAIN system.net # DOMAIN system.io # DOMAIN common.io # DOMAIN microsoft.com # MUTEX ReleaseMutex
TypeValueNote
ip 5.7.1.0 C2 aday
ip 1.7.1.0 C2 aday
ip 4.0.0.0 C2 aday
ip 2.4.0.0 C2 aday
ip 15.0.0.0 C2 aday
ip 15.8.0.0 C2 aday
ip 2.2.5.0 C2 aday
ip 6.0.0.0 C2 aday
ip 1.0.0.0 C2 aday
ip 2.0.0.0 C2 aday
domain system.net C2 domain
domain system.io C2 domain
domain common.io C2 domain
domain microsoft.com C2 domain
mutex ReleaseMutex Mutex

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.

Tags
AsyncRATmalwarestatik-analizIOC