Analysis

  • user interaction
    yes
  • max time kernel
    58s
  • max time network
    60s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260130-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260130-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    09/05/2026, 00:08

Errors

Reason
Machine shutdown

General

  • Target
    1442.exe
  • Size 28KB
  • Sample260509-aev3jsfy3s
  • SHA256 c7ca8ab7360335abfd24c031a3e6eca9f2241e650ffad3caae0e361a5769714c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 3.0

C2
  • lmfao1337.ddns.net:1337

Mutex
  • UiR5OIZFhVEO2o6k

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

aes.plain

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 2 IoCs
  • Disables Task Manager via registry modification
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Looks up external IP address via web service 1 IoCs

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

  • Modifies WinLogon 2 TTPs 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Kills process with taskkill 2 IoCs
  • Modifies data under HKEY_USERS 15 IoCs
  • Modifies registry class 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 11 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\1442.exe
    "C:\Users\Admin\AppData\Local\Temp\1442.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5740
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1442.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4196
      • C:\Windows\system32\mode.com
        mode con: cols=100 lines=30
        3⤵
          PID:5072
      • C:\Users\Admin\AppData\Local\Temp\System32.exe
        "C:\Users\Admin\AppData\Local\Temp\System32.exe"
        2⤵
        • Checks computer location settings
        • Drops startup file
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4188
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "System32" /tr "C:\Users\Admin\AppData\Roaming\System32.exe"
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1936
        • C:\Users\Admin\AppData\Local\Temp\ieliuv.exe
          "C:\Users\Admin\AppData\Local\Temp\ieliuv.exe"
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Modifies WinLogon
          • Sets desktop wallpaper using registry
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3548
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\windl.bat""
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4452
            • C:\Windows\SysWOW64\taskkill.exe
              taskkill /f /im explorer.exe
              5⤵
              • System Location Discovery: System Language Discovery
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2260
            • C:\Windows\SysWOW64\taskkill.exe
              taskkill /f /im taskmgr.exe
              5⤵
              • System Location Discovery: System Language Discovery
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:4404
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic useraccount where name='Admin' set FullName='UR NEXT'
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:6076
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic useraccount where name='Admin' rename 'UR NEXT'
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2980
            • C:\Windows\SysWOW64\shutdown.exe
              shutdown /f /r /t 0
              5⤵
              • System Location Discovery: System Language Discovery
              PID:5524
    • C:\Users\Admin\AppData\Roaming\System32.exe
      "C:\Users\Admin\AppData\Roaming\System32.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1792
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x4 /state0:0xa39c5855 /state1:0x41c64e6d
      1⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:5400

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          CurrentDatabase_400.wmdb

          • Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
          • Size 896KB
          • SHA256 25a4c997b52b17dea9413306165719cd0959c2349ac726884ce7f863e794599b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          WMSDKNS.XML.bak

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML.bak
          • Size 9KB
          • SHA256 cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          1442.bat

          • Path C:\Users\Admin\AppData\Local\Temp\1442.bat
          • Size 1KB
          • SHA256 61378a1ba4700876659848d553fa1caa5a5748ff9255af13cd2f539b3ae1bfdc
          • MD5 SHA1 SHA512 TLSH

          System32.exe

          • Path C:\Users\Admin\AppData\Local\Temp\System32.exe
          • Size 35KB
          • SHA256 99552727ef350dcd99949e3fff24f15f291cdb1934ba45b19186e8b164522e7f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ieliuv.exe

          • Path C:\Users\Admin\AppData\Local\Temp\ieliuv.exe
          • Size 6.7MB
          • SHA256 4a900b344ef765a66f98cf39ac06273d565ca0f5d19f7ea4ca183786155d4a47
          • MD5 SHA1 SHA512 SSDEEP TLSH

          one.rtf

          • Path C:\Users\Admin\AppData\Local\Temp\one.rtf
          • Size 403B
          • SHA256 e152b106733d9263d3cf175f0b6197880d70acb753f8bde8035a3e4865b31690
          • MD5 SHA1 SHA512 TLSH

          rniw.exe

          • Path C:\Users\Admin\AppData\Local\Temp\rniw.exe
          • Size 76KB
          • SHA256 70faa0e1498461731f873d3594f20cbf2beaa6f123a06b66f9df59a9cdf862be
          • MD5 SHA1 SHA512 SSDEEP TLSH

          text.txt

          • Path C:\Users\Admin\AppData\Local\Temp\text.txt
          • Size 396B
          • SHA256 38c889b5d7bdcb79bbcb55554c520a9ce74b5bfc29c19d1e4cb1419176c99f48
          • MD5 SHA1 SHA512

          windl.bat

          • Path C:\Users\Admin\AppData\Local\Temp\windl.bat
          • Size 771B
          • SHA256 b551fba71dfd526d4916ae277d8686d83fff36d22fcf6f18457924a070b30ef7
          • MD5 SHA1 SHA512 TLSH

          memory/1792-102-0x0000000000BA0000-0x0000000000BAC000-memory.dmp

          memory/3548-83-0x000000000CAA0000-0x000000000CAB0000-memory.dmp

          memory/3548-76-0x000000000CAA0000-0x000000000CAB0000-memory.dmp

          memory/3548-54-0x0000000000190000-0x000000000083E000-memory.dmp

          memory/3548-105-0x0000000006A80000-0x0000000006ABB000-memory.dmp

          memory/3548-72-0x000000000C0C0000-0x000000000C0CE000-memory.dmp

          memory/3548-71-0x000000000CA40000-0x000000000CA78000-memory.dmp

          memory/3548-56-0x00000000062D0000-0x0000000006876000-memory.dmp

          memory/3548-84-0x000000000CB60000-0x000000000CB70000-memory.dmp

          memory/3548-77-0x000000000CAA0000-0x000000000CAB0000-memory.dmp

          memory/3548-79-0x000000000CAA0000-0x000000000CAB0000-memory.dmp

          memory/3548-78-0x000000000CAA0000-0x000000000CAB0000-memory.dmp

          memory/3548-80-0x000000000CB60000-0x000000000CB70000-memory.dmp

          memory/3548-81-0x000000000CB60000-0x000000000CB70000-memory.dmp

          memory/3548-82-0x000000000CAA0000-0x000000000CAB0000-memory.dmp

          memory/3548-104-0x0000000005170000-0x0000000005206000-memory.dmp

          memory/4188-27-0x0000000000810000-0x000000000081C000-memory.dmp

          memory/4188-26-0x000000001AE30000-0x000000001AE40000-memory.dmp

          memory/4188-24-0x0000000000070000-0x0000000000080000-memory.dmp

          memory/4188-28-0x000000001AE30000-0x000000001AE40000-memory.dmp

          memory/5740-23-0x00000000023C0000-0x00000000023CC000-memory.dmp

          memory/5740-1-0x000000001AF30000-0x000000001AF40000-memory.dmp

          memory/5740-0-0x0000000000470000-0x000000000047E000-memory.dmp