Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/05/2024, 04:06

General

  • Target
    11484da8db8f1bbeaff9b8b4b7387e7d.exe
  • Size 535KB
  • Sample240503-en3wzaef51
  • SHA256 66bc491ac60ff2af35a6b35984b68b5054b8f70b30c1b9e07d1c4e3163fdf767
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

C2
  • logo-active.gl.at.ply.gg:25835

  • your-purchasing.gl.at.ply.gg:35731

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

Signatures

  • Detect Xworm Payload 4 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs

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

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 52 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\11484da8db8f1bbeaff9b8b4b7387e7d.exe
    "C:\Users\Admin\AppData\Local\Temp\11484da8db8f1bbeaff9b8b4b7387e7d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4468
    • C:\Users\Admin\AppData\Local\Temp\System.exe
      "C:\Users\Admin\AppData\Local\Temp\System.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:348
      • 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\System.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:208
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'System.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3324
      • 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\System.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3048
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'System.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2384
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "System" /tr "C:\Users\Admin\AppData\Roaming\System.exe"
        3⤵
        • Creates scheduled task(s)
        PID:2552
    • C:\Users\Admin\AppData\Local\Temp\abobus.exe
      "C:\Users\Admin\AppData\Local\Temp\abobus.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3016
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd" /c "C:\Users\Admin\AppData\Local\Temp\4565.tmp\4566.tmp\4567.bat C:\Users\Admin\AppData\Local\Temp\abobus.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3916
        • C:\Windows\system32\chcp.com
          chcp 65001
          4⤵
            PID:2264
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:3000
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:3244
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:3860
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:4532
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:2432
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:4268
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:3496
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:4408
          • C:\Windows\system32\PING.EXE
            ping -n 2 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:2084
          • C:\Windows\system32\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:1636
          • C:\Windows\system32\find.exe
            find /i "cs2.exe"
            4⤵
              PID:1192
        • C:\Users\Admin\AppData\Local\Temp\svchost.exe
          "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
          2⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4440
          • 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\svchost.exe'
            3⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:668
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
            3⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1188
          • 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'
            3⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2460
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
            3⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2708
          • 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"
            3⤵
            • Creates scheduled task(s)
            PID:5076
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        C:\Users\Admin\AppData\Roaming\svchost.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2924
      • C:\Users\Admin\AppData\Roaming\System.exe
        C:\Users\Admin\AppData\Roaming\System.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2508
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        C:\Users\Admin\AppData\Roaming\svchost.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3364
      • C:\Users\Admin\AppData\Roaming\System.exe
        C:\Users\Admin\AppData\Roaming\System.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4224

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            powershell.exe.log

            • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
            • Size 2KB
            • SHA256 c4c53abb13e99475aebfbe9fec7a8fead81c14c80d9dcc2b81375304f3a683fe
            • MD5 SHA1 SHA512

            svchost.exe.log

            • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\svchost.exe.log
            • Size 654B
            • SHA256 e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 944B
            • SHA256 2b139c74072ccbdaa17b950f32a6dbc934dfb7af9973d97c9b0d9c498012ba68
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 944B
            • SHA256 1b407adb428381b328c00a5dc3f2817cfa6a88f8d7566aea0ef2638ad05f611d
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 944B
            • SHA256 fff934d70d813381536d272c5b8ac6ad70acd054267b13592da767c9bd1dda62
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 944B
            • SHA256 55b1d8021c4eb4c3c0d75e3ed7a4eb30cd0123e3d69f32eeb596fe4ffec05abf
            • MD5 SHA1 SHA512

            4567.bat

            • Path C:\Users\Admin\AppData\Local\Temp\4565.tmp\4566.tmp\4567.bat
            • Size 712B
            • SHA256 f60f30bb535beec466c0ccaee0fefa3d14efe9f5a52031206e1bbe3f64b26390
            • MD5 SHA1 SHA512

            System.exe

            • Path C:\Users\Admin\AppData\Local\Temp\System.exe
            • Size 65KB
            • SHA256 a28a54a0a3b3d502c2f7aecf1f9109f61cfa822e0ccc1f3ef67250baa12d49db
            • MD5 SHA1 SHA512 SSDEEP

            __PSScriptPolicyTest_mhkhom4f.3xl.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mhkhom4f.3xl.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512

            abobus.exe

            • Path C:\Users\Admin\AppData\Local\Temp\abobus.exe
            • Size 122KB
            • SHA256 672e9ece4c044fe3c385d49bbc35b52c4348f170bb7de7963a9f1e709f8a089b
            • MD5 SHA1 SHA512 SSDEEP

            svchost.exe

            • Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
            • Size 66KB
            • SHA256 6b129d4a5aa3cc91abc19dae5922f857282d4c37e7f23df626d9b9ca8f845061
            • MD5 SHA1 SHA512 SSDEEP

            memory/348-34-0x00007FFA085D0000-0x00007FFA09091000-memory.dmp

            memory/348-32-0x00000000008F0000-0x0000000000906000-memory.dmp

            memory/348-131-0x00007FFA085D0000-0x00007FFA09091000-memory.dmp

            memory/668-57-0x000002A1B0D00000-0x000002A1B0D22000-memory.dmp

            memory/4440-37-0x00007FFA085D0000-0x00007FFA09091000-memory.dmp

            memory/4440-33-0x0000000000600000-0x0000000000616000-memory.dmp

            memory/4440-132-0x00007FFA085D0000-0x00007FFA09091000-memory.dmp

            memory/4468-0-0x0000000000D00000-0x0000000000D8C000-memory.dmp

            memory/4468-1-0x00007FFA085D3000-0x00007FFA085D5000-memory.dmp