Analysis

  • user interaction
    yes
  • max time kernel
    61s
  • max time network
    73s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-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
  • 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 6 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 registry class 4 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 use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 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⤵
    • Suspicious use of WriteProcessMemory
    PID:4484
    • 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:1948
      • C:\Windows\system32\mode.com
        mode con: cols=100 lines=30
        3⤵
          PID:3840
      • C:\Users\Admin\AppData\Local\Temp\System32.exe
        "C:\Users\Admin\AppData\Local\Temp\System32.exe"
        2⤵
        • Drops startup file
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3584
        • 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:1276
        • C:\Users\Admin\AppData\Local\Temp\cgqvjg.exe
          "C:\Users\Admin\AppData\Local\Temp\cgqvjg.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:1044
          • 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:1808
            • 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:2864
            • 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:4064
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic useraccount where name='Admin' set FullName='UR NEXT'
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:1512
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic useraccount where name='Admin' rename 'UR NEXT'
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:1612
            • C:\Windows\SysWOW64\shutdown.exe
              shutdown /f /r /t 0
              5⤵
                PID:4520
      • C:\Users\Admin\AppData\Roaming\System32.exe
        C:\Users\Admin\AppData\Roaming\System32.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3324
      • C:\Windows\system32\LogonUI.exe
        "LogonUI.exe" /flags:0x4 /state0:0xa3a24855 /state1:0x41c64e6d
        1⤵
          PID:424

        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 640KB
              • SHA256 d4d319fd90349128742763ed7f079cfefc8ebb868438126d533a8afde062c4c1
              • MD5 SHA1 SHA512 SSDEEP TLSH

              WMSDKNS.XML

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML
              • 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

              cgqvjg.exe

              • Path C:\Users\Admin\AppData\Local\Temp\cgqvjg.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/1044-76-0x000000000CF00000-0x000000000CF10000-memory.dmp

              memory/1044-80-0x000000000CF00000-0x000000000CF10000-memory.dmp

              memory/1044-906-0x0000000001BA0000-0x0000000001C7F000-memory.dmp

              memory/1044-903-0x0000000001BA0000-0x0000000001C7F000-memory.dmp

              memory/1044-45-0x0000000000B00000-0x00000000011AE000-memory.dmp

              memory/1044-46-0x0000000006430000-0x00000000069D6000-memory.dmp

              memory/1044-902-0x00000000019D0000-0x00000000019EA000-memory.dmp

              memory/1044-79-0x000000000C5D0000-0x000000000C5E0000-memory.dmp

              memory/1044-78-0x000000000C5D0000-0x000000000C5E0000-memory.dmp

              memory/1044-68-0x000000000C270000-0x000000000C2A8000-memory.dmp

              memory/1044-69-0x00000000095E0000-0x00000000095EE000-memory.dmp

              memory/1044-72-0x000000000C5D0000-0x000000000C5E0000-memory.dmp

              memory/1044-75-0x000000000C5D0000-0x000000000C5E0000-memory.dmp

              memory/1044-74-0x000000000C5D0000-0x000000000C5E0000-memory.dmp

              memory/1044-73-0x000000000C5D0000-0x000000000C5E0000-memory.dmp

              memory/1044-77-0x000000000CF00000-0x000000000CF10000-memory.dmp

              memory/3584-21-0x000000001B250000-0x000000001B260000-memory.dmp

              memory/3584-31-0x000000001B8D0000-0x000000001C07E000-memory.dmp

              memory/3584-18-0x0000000000680000-0x0000000000690000-memory.dmp

              memory/3584-22-0x000000001B8D0000-0x000000001C07E000-memory.dmp

              memory/3584-44-0x000000001B8D0000-0x000000001C07E000-memory.dmp

              memory/3584-23-0x000000001B250000-0x000000001B260000-memory.dmp

              memory/3840-20-0x0000018A766D0000-0x0000018A76773000-memory.dmp

              memory/4484-0-0x00000000001F0000-0x00000000001FE000-memory.dmp

              memory/4484-17-0x000000001B000000-0x000000001B7AE000-memory.dmp

              memory/4484-1-0x000000001AFF0000-0x000000001B000000-memory.dmp