Analysis

  • max time kernel
    37s
  • max time network
    38s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2025, 20:26

General

  • Target

    Realtek Audio Driver Install.exe

  • Size

    40KB

  • MD5

    54a6f585c5d3483cb50a4ba17be5ec28

  • SHA1

    8226aea9e79c7c82c96536c73db3a09869114230

  • SHA256

    73a815655d2337bdf8990075d452ca008b38a0ab318a396ec9f3dc760f7c4d1d

  • SHA512

    2b6a2bb52065de1f0c71046c854dbabe2f3b60cf34a06970f962d3359bdbade8eb2fcaf644516eda8d7932ea272c913c04d737cd375a85cd6bac1a7da79a56fd

  • SSDEEP

    768:I02yvdzR7qsnAmJRXF425tF5PT95a8bOMhl3Ep:IgR2qAmJ1F42LFx95aGOM7m

Score
10/10

Malware Config

Extracted

Family

xworm

Version

5.0

C2

24.243.20.84:7000

Mutex

Tw3DcWk3xR894OD7

Attributes
  • Install_directory

    %AppData%

  • install_file

    Realtek Audio Driver.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Realtek Audio Driver Install.exe
    "C:\Users\Admin\AppData\Local\Temp\Realtek Audio Driver Install.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:320

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/320-0-0x00007FFBAAB13000-0x00007FFBAAB15000-memory.dmp

    Filesize

    8KB

  • memory/320-1-0x0000000000F50000-0x0000000000F60000-memory.dmp

    Filesize

    64KB

  • memory/320-2-0x00007FFBAAB10000-0x00007FFBAB5D1000-memory.dmp

    Filesize

    10.8MB

  • memory/320-3-0x00007FFBAAB10000-0x00007FFBAB5D1000-memory.dmp

    Filesize

    10.8MB