General

  • Target

    new.bat

  • Size

    18.0MB

  • Sample

    240815-w57pxsxaka

  • MD5

    5231d885fdda6e0b2bdd6fda0414506c

  • SHA1

    aa2172986b468de81516396a9eebf5e0563deb7c

  • SHA256

    2a77fe4bf86373a48d28e334441cdd220b19455f0c7db6adb5b191ace9069687

  • SHA512

    6731b4a7857c29b6ce7a64467940c00c88361d8b75e58d15e6056fe6e2054f3c8d366f2ffad666f616df1b8d8f1f3b4a41a889920dc351dd88e6a0c79fe1dc6e

  • SSDEEP

    192:n99jkcpKUIvKgOE3zDMKfYpmVx/1E0oUucL1J+addCZIUEt5BrJnXCGvmg5:9aRfYot3J

Malware Config

Extracted

Family

xworm

Version

5.0

C2

momenxwrm.duckdns.org:8896

freezerlight.duckdns.org:9083

Mutex

gsXhrdpvOx5nbZF4

Attributes
  • install_file

    USB.exe

aes.plain
aes.plain

Extracted

Family

xworm

Version

3.1

C2

xwrmmoment.duckdns.org:8895

Mutex

Ofy6B5WiHzA2uOwq

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

asyncmoment.duckdns.org:8797

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Botnet

Default

C2

anachymom.duckdns.org:7878

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Version

5.0.5

Botnet

Venom Clients

C2

momentvenom.duckdns.org:8890

Mutex

Venom_RAT_HVNC_Mutex_Venom RAT_HVNC

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      new.bat

    • Size

      18.0MB

    • MD5

      5231d885fdda6e0b2bdd6fda0414506c

    • SHA1

      aa2172986b468de81516396a9eebf5e0563deb7c

    • SHA256

      2a77fe4bf86373a48d28e334441cdd220b19455f0c7db6adb5b191ace9069687

    • SHA512

      6731b4a7857c29b6ce7a64467940c00c88361d8b75e58d15e6056fe6e2054f3c8d366f2ffad666f616df1b8d8f1f3b4a41a889920dc351dd88e6a0c79fe1dc6e

    • SSDEEP

      192:n99jkcpKUIvKgOE3zDMKfYpmVx/1E0oUucL1J+addCZIUEt5BrJnXCGvmg5:9aRfYot3J

    • AsyncRat

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

    • Detect Xworm Payload

    • 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

MITRE ATT&CK Enterprise v15

Tasks