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Overview

overview

10

Static

static

10

XClient.exe

windows10-2004-x64

Analysis

  • max time kernel
    30s
  • max time network
    39s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/03/2025, 18:33

Sharing

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Errors

Reason
Machine shutdown
Report Analysis Logs

General

  • Target

    XClient.exe

  • Size

    207KB

  • MD5

    6871607d92969776391efd493707eedc

  • SHA1

    4a081720e336df47324b3a6e214e0be28754c07a

  • SHA256

    90315fd137f2160e8d11223200c03bc2488f906007a5511240b29e1773596827

  • SHA512

    74e437d5c95fc8019e954b93d71f6f0fe9bd8dc843153c791336bdee6ab25ed1fd3d75efa90645a60fa44c9cb43bf3dac20358d29fdbcadf157ccb559d8a2b12

  • SSDEEP

    1536:Ks12gfnC6iy/PuF99N0z6POCZ0wLU7uS+ENi9:nfJ2F99N06OC1LUXk9

Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

thetest.selfhost.co:1339

Mutex

6fb9p9QDJ0BS5PDw

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    DirectOutputService.exe

aes.plain

Signatures

  • Contains code to disable Windows Defender 1 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Xworm family
    xworm
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

    persistenceexecution
  • Suspicious behavior: AddClipboardFormatListener 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 15 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\XClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4588
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\XClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4392
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3556
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\Windows Defender'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:8
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Windows Defender'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4536
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Windows Defender" /tr "C:\ProgramData\Windows Defender"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3840
  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\Desktop\StopResize.docx" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2676
  • C:\ProgramData\Windows Defender
    "C:\ProgramData\Windows Defender"
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Windows Defender
    Filesize

    207KB

    MD5

    6871607d92969776391efd493707eedc

    SHA1

    4a081720e336df47324b3a6e214e0be28754c07a

    SHA256

    90315fd137f2160e8d11223200c03bc2488f906007a5511240b29e1773596827

    SHA512

    74e437d5c95fc8019e954b93d71f6f0fe9bd8dc843153c791336bdee6ab25ed1fd3d75efa90645a60fa44c9cb43bf3dac20358d29fdbcadf157ccb559d8a2b12

    Download Submit

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

    Download Submit

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    944B

    MD5

    6d42b6da621e8df5674e26b799c8e2aa

    SHA1

    ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

    SHA256

    5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

    SHA512

    53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

    Download Submit

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    944B

    MD5

    eb1ad317bd25b55b2bbdce8a28a74a94

    SHA1

    98a3978be4d10d62e7411946474579ee5bdc5ea6

    SHA256

    9e94e7c9ac6134ee30e79498558aa1a5a1ac79a643666c3f8922eed215dd3a98

    SHA512

    d011f266c0240d84470c0f9577cd9e4927309bd19bb38570ca9704ed8e1d159f9bea982a59d3eefef72ce7a10bd81208b82e88ef57c7af587f7437a89769adc0

    Download Submit

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    944B

    MD5

    ba169f4dcbbf147fe78ef0061a95e83b

    SHA1

    92a571a6eef49fff666e0f62a3545bcd1cdcda67

    SHA256

    5ef1421e19fde4bc03cd825dd7d6c0e7863f85fd8f0aa4a4d4f8d555dc7606d1

    SHA512

    8d2e5e552210dcda684682538bc964fdd8a8ff5b24cc2cc8af813729f0202191f98eb42d38d2355df17ae620fe401aad6ceaedaed3b112fdacd32485a3a0c07c

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xna1ciey.sdc.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
    Filesize

    296B

    MD5

    8bc4ab6d56089bfe03fe149c98640f7d

    SHA1

    626443f28bd2a7cf6a288cf803e96166663d282b

    SHA256

    e407e09a8609e193c50e0a74254ee1f5789efc8498e0efdfea82e23d2c025a8a

    SHA512

    4cacf4580e3eec5ad64a69d3fe34e56f88612ee3d2aa2d992cfc2a777c45a12cb81ea71a18f5d5357c46a0515b12ca7735ac8ba55f0b5fd1665e317b16c7ce5a

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC
    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
    Filesize

    2KB

    MD5

    9bf6ce1207fcd58931ae3d0ec7e671a0

    SHA1

    063fe3cbcab8b0a788096f14c8083e02d2b50220

    SHA256

    2dc10e0c5ebdc1389cfdb4a809e8cce2b38ee708966552648f347e06864b2e5e

    SHA512

    b4987e2eb099ea03e20c60032e3886982d8c0f76e6a70eb5782c89754cf954610d05d45aacf04d59192d3fa8dae435a191f07e760993a0b9f873b099ec926b70

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
    Filesize

    2KB

    MD5

    dcf3ce0b8cf99f9afc316713d98bfe18

    SHA1

    41ec09aeccad79557089c67ef50f0b8b4056f40a

    SHA256

    62fc164e9ce840a0493d4b0a6a0e32a14019030e46245cc4ca4f07dc37333f07

    SHA512

    03ad052ee3189c6d15dc71e029d5dce3f1364bc48c927ab834b53a2011479b411aec2d7f614b059679c985e9ea27ef6c4b312392febd260a344b7c628c070e89

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Word\AutoRecovery save of StopResize.asd
    Filesize

    37KB

    MD5

    a2342eb0d20bd55e9673c8f0342f7d51

    SHA1

    42dd9c4299291fd584068e2c4a3b982e88fa4335

    SHA256

    894b83dd03c2f0f237e7eb581411ea9b1adaa4d4f78495c111721e74e5f6b429

    SHA512

    8a598b420b4314f2b84919f52d6cb11372671b44850184fd45d913b16d3e2cad70fb69416d35b5de3991f4e54a9677ec9158bd8052194aaf3b000db6ae95aa25

    Download Submit

  • memory/2676-59-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-232-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-56-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-58-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-57-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-233-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-60-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-61-0x00007FFF45D70000-0x00007FFF45D80000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-62-0x00007FFF45D70000-0x00007FFF45D80000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-234-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2676-235-0x00007FFF48570000-0x00007FFF48580000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4392-14-0x00007FFF6A4A0000-0x00007FFF6AF61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/4392-13-0x00007FFF6A4A0000-0x00007FFF6AF61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/4392-12-0x00007FFF6A4A0000-0x00007FFF6AF61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/4392-11-0x000001A6291C0000-0x000001A6291E2000-memory.dmp

    Filesize

    136KB

    Download

  • memory/4392-17-0x00007FFF6A4A0000-0x00007FFF6AF61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/4588-170-0x00007FFF6A4A0000-0x00007FFF6AF61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/4588-190-0x000000001C580000-0x000000001C58C000-memory.dmp

    Filesize

    48KB

    Download

  • memory/4588-1-0x0000000000380000-0x00000000003B8000-memory.dmp

    Filesize

    224KB

    Download

  • memory/4588-55-0x00007FFF6A4A0000-0x00007FFF6AF61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/4588-64-0x00007FFF6A4A3000-0x00007FFF6A4A5000-memory.dmp

    Filesize

    8KB

    Download

  • memory/4588-0-0x00007FFF6A4A3000-0x00007FFF6A4A5000-memory.dmp

    Filesize

    8KB

    Download

  • memory/4588-236-0x000000001D350000-0x000000001D35E000-memory.dmp

    Filesize

    56KB

    Download