Statik Analiz — AsyncRAT | YÜKSEK | CVSS: 7.5

Dosya

SHA2567ecd3c1f3b4db2d5002c330506df3acb6f54d3cb570b4b02697ed601d7f50185
MD52530098f25b6057249d3a6e7a808093c
Dosya7ecd3c1f3b4db2d5002c330506df3acb6f54d3cb570b4b02697ed601d7f50185.exe
Boyut795,648 byte
TürPE32 executable for MS Windows 6.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections
Stringler1,755
PDB: C:\Users\Administrator\Desktop\Client\Temp\BJHGrFBiuH\src\obj\Debug\EjFJ.pdb

Bölümler

AdEntropi
.text7.87
.rsrc7.34
.reloc0.1

Import Tablosu

  • mscoree.dll

IOC

SHA2567ecd3c1f3b4db2d5002c330506df3acb6f54d3cb570b4b02697ed601d7f50185
MD52530098f25b6057249d3a6e7a808093c
IP1.0.0.0, 17.0.0.0, 4.0.0.0, 17.14.0.0
Domainsystem.io
PDBC:\Users\Administrator\Desktop\Client\Temp\BJHGrFBiuH\src\obj\Debug\EjFJ.pdb
C2system.io

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 (6 indicators)

IOC — AsyncRAT
# IP 1.0.0.0 # IP 17.0.0.0 # IP 4.0.0.0 # IP 17.14.0.0 # DOMAIN system.io # FILEPATH C:\Users\Administrator\Desktop\Client\Temp\BJHGrFBiuH\src\obj\Debug\EjFJ.pdb
TypeValueNote
ip 1.0.0.0 C2 aday
ip 17.0.0.0 C2 aday
ip 4.0.0.0 C2 aday
ip 17.14.0.0 C2 aday
domain system.io C2 domain
filepath C:\Users\Administrator\Desktop\Client\Temp\BJHGrFBiuH\src\obj\Debug\EjFJ.pdb PDB

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