Overview

overview

10

Static

static

3

73690e3217...dc.exe

windows10-2004-x64

10

73690e3217...dc.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    143s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/07/2026, 01:01

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General

  • Target
    73690e32177b11e117d5e13867bbd6fe5e95450c71322de56dddc82bf9f0b5dc.exe
  • Size 795KB
  • Sample260703-bc75rshv2x
  • SHA256 73690e32177b11e117d5e13867bbd6fe5e95450c71322de56dddc82bf9f0b5dc
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwarediscoveryxwormpersistenceransomwareratspywaretrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 5.0

C2

  • 203.202.232.132:2828

Mutex

  • BHbzRLXXV6MmhGaf

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Detect Xworm Payload 3 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Drops startup file 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 41 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\73690e32177b11e117d5e13867bbd6fe5e95450c71322de56dddc82bf9f0b5dc.exe
    "C:\Users\Admin\AppData\Local\Temp\73690e32177b11e117d5e13867bbd6fe5e95450c71322de56dddc82bf9f0b5dc.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5440
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2088
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4800
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2708
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2520

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/2088-11-0x0000000074CF2000-0x0000000074CF3000-memory.dmp
        Download

        memory/2088-13-0x00000000055B0000-0x0000000005616000-memory.dmp
        Download

        memory/2088-6-0x0000000000780000-0x000000000078E000-memory.dmp
        Download

        memory/2088-7-0x0000000074CF2000-0x0000000074CF3000-memory.dmp
        Download

        memory/2088-8-0x0000000000780000-0x000000000078E000-memory.dmp
        Download

        memory/2088-9-0x0000000004EE0000-0x0000000004F7C000-memory.dmp
        Download

        memory/2088-4-0x0000000000790000-0x0000000000791000-memory.dmp
        Download

        memory/2088-10-0x0000000074CE0000-0x000000007549C000-memory.dmp
        Download

        memory/2088-12-0x0000000074CE0000-0x000000007549C000-memory.dmp
        Download

        memory/2088-1-0x0000000000780000-0x000000000078E000-memory.dmp
        Download

        memory/2708-32-0x00000219001E0000-0x00000219002E0000-memory.dmp
        Download

        memory/2708-41-0x0000021903930000-0x0000021903950000-memory.dmp
        Download

        memory/2708-64-0x0000021903B90000-0x0000021903BB0000-memory.dmp
        Download

        memory/2708-78-0x0000021914710000-0x0000021914730000-memory.dmp
        Download

        memory/2708-43-0x0000021903D50000-0x0000021903E50000-memory.dmp
        Download

        memory/5440-0-0x0000021504080000-0x0000021504081000-memory.dmp
        Download