Overview

overview

10

Static

static

10

XClient.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/01/2025, 14:50

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General

  • Target

    XClient.exe

  • Size

    63KB

  • MD5

    0cf6b6f3add95bced157a5e05ed8be81

  • SHA1

    9346295551b8a9c028922cd2482183ddbe9bae75

  • SHA256

    d02eddd53acef8a79f33eb5abb2aa8bb9d2a6e4f683372203b687cde81b589b2

  • SHA512

    ee943d15776a367d9da4a8053d783a7151e15f8e36ac943f4d09dea35b2566348ae0ad2121b3aa9e48fa986e2b232f698080ed565e66c7a1b43f50177be1fd89

  • SSDEEP

    1536:1QzWVouI2KKb+bYDOdKO+6wcV6OkWYux:yCVo52f+bYDl+V6OkJ4

Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

xworm

C2

sponef159-35748.portmap.host:7809

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

  • telegram

    https://api.telegram.org/bot7508868671:AAG6XIOhz39IrQIUnjub1TKVOVZHfdjpsvM/sendMessage?chat_id=6094400048

Signatures

  • 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 3 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 SCSI registry key(s) 3 TTPs 3 IoCs

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

  • 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: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 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.

    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: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1212
    • 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:1100
    • 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:1520
    • 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\svchost.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2076
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2616
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4116
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4816
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:5004
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1016
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3444

Network

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

    a43e653ffb5ab07940f4bdd9cc8fade4

    SHA1

    af43d04e3427f111b22dc891c5c7ee8a10ac4123

    SHA256

    c4c53abb13e99475aebfbe9fec7a8fead81c14c80d9dcc2b81375304f3a683fe

    SHA512

    62a97e95e1f19a8d4302847110dae44f469877eed6aa8ea22345c6eb25ee220e7d310fa0b7ec5df42356815421c0af7c46a0f1fee8933cc446641800eda6cd1b

    Download Submit

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

    654B

    MD5

    2ff39f6c7249774be85fd60a8f9a245e

    SHA1

    684ff36b31aedc1e587c8496c02722c6698c1c4e

    SHA256

    e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

    SHA512

    1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

    Download Submit

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

    944B

    MD5

    20ded99aaae0f053d8e281c66f754d3b

    SHA1

    330c58bef8b0e74a0bb7af793632c6b5e26993ee

    SHA256

    3b574cecd60edbe127171f2a0b5aa3f6531218d9894541d3b8b2ac84715430f4

    SHA512

    a7fee871aeb6234aab44e08b5817c2a5670d4c8e06f666b5ecd56bcc716432e7fd8484a8d07e6b92b9dea197ac2dc3f825c3539a34b98c1b17ae1487a5db92a6

    Download Submit

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

    944B

    MD5

    65a68df1062af34622552c4f644a5708

    SHA1

    6f6ecf7b4b635abb0b132d95dac2759dc14b50af

    SHA256

    718dc2f5f4a6dbb7fab7f3db05bd7f602fb16526caae7084ab46c3ab4e7bad35

    SHA512

    4e460eb566032942547b58411222dd26ae300a95f83cf5ae6df58ebd28594341123611b348bd4031a33bc7f38307d5cb8fb677bba8c896919e3eee677a104d4d

    Download Submit

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

    944B

    MD5

    cc19bcff372d20459d3651ba8aef50e7

    SHA1

    3c6f1d4cdd647864fb97a16b1aefba67fcee11f7

    SHA256

    366473e774d8976c7fd4dc582220666fb61a4feb3f7c95e69b2a68ad9e446ec9

    SHA512

    a0e360ca4b6e874fd44612bf4b17f3722c0619da4f6bade12a62efadae88c2d33460114eaafa2bc3fb1cef5bea07e745b8bee24f15d0cacaff5f4a521b225080

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y4uzrhng.2k5.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk
    Filesize

    771B

    MD5

    1c530244422063cf86e4c4f16f9d6b2e

    SHA1

    7dcea1d2d4f3ef81a0a0d899e16135a8f07b9bcd

    SHA256

    007e6b42ed02b677bf7325d3b839ea0351152a452ea7f578b5320096acb9e3c2

    SHA512

    10b1c825d5c16cbc6eec6995e353b1891d4ec0895cdcca8341be6dbcc7ed5fc5c48547ee8ded183eab35460d7b5fd0a66af148323ad79fd637326caeb2a12a41

    Download Submit

  • C:\Users\Admin\AppData\Roaming\svchost.exe
    Filesize

    63KB

    MD5

    0cf6b6f3add95bced157a5e05ed8be81

    SHA1

    9346295551b8a9c028922cd2482183ddbe9bae75

    SHA256

    d02eddd53acef8a79f33eb5abb2aa8bb9d2a6e4f683372203b687cde81b589b2

    SHA512

    ee943d15776a367d9da4a8053d783a7151e15f8e36ac943f4d09dea35b2566348ae0ad2121b3aa9e48fa986e2b232f698080ed565e66c7a1b43f50177be1fd89

    Download Submit

  • memory/1100-11-0x000001DA75590000-0x000001DA755B2000-memory.dmp

    Filesize

    136KB

    Download

  • memory/1100-17-0x00007FFF34EC0000-0x00007FFF35981000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1100-14-0x00007FFF34EC0000-0x00007FFF35981000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1100-13-0x00007FFF34EC0000-0x00007FFF35981000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1100-12-0x00007FFF34EC0000-0x00007FFF35981000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1212-56-0x00007FFF34EC0000-0x00007FFF35981000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1212-70-0x00007FFF34EC0000-0x00007FFF35981000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1212-1-0x0000000000760000-0x0000000000776000-memory.dmp

    Filesize

    88KB

    Download

  • memory/1212-0-0x00007FFF34EC3000-0x00007FFF34EC5000-memory.dmp

    Filesize

    8KB

    Download

  • memory/4816-68-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-67-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-66-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-65-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-64-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-63-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-58-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-59-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-69-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4816-57-0x00000197D6F30000-0x00000197D6F31000-memory.dmp

    Filesize

    4KB

    Download