General

  • Target

    https://kannadibank.com/Paymenteceipt.html

  • Sample

    240911-ncj46axgla

Malware Config

Extracted

Family

asyncrat

Version

5.0.5

Botnet

Venom Clients

C2

momehvenom.duckdns.org:8520

Mutex

Venom_RAT_HVNC_Mutex_Venom RAT_HVNC

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

xworm

Version

5.0

C2

xwrmmone.duckdns.org:9390

x5wo9402sep.duckdns.org:9402

Mutex

jg6HwHbepPocwygj

Attributes
  • install_file

    USB.exe

aes.plain
aes.plain

Extracted

Family

xworm

Version

3.1

C2

momekxwrm.duckdns.org:8292

xworaugst9090.duckdns.org:9090

Mutex

yh66xbyAobQEOS5f

Attributes
  • install_file

    USB.exe

aes.plain
aes.plain

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

modsmasync.duckdns.org:6745

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Botnet

Default

C2

nanarchym.duckdns.org:7878

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

remcos

Botnet

RemoteHost

C2

recosep8100.duckdns.org:8100

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-TSUVVU

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      https://kannadibank.com/Paymenteceipt.html

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Detect Xworm Payload

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Async RAT payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks