Analysis

  • max time kernel
    148s
  • max time network
    132s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/09/2026, 07:33

General

  • Target
    stage1.hta
  • Size 8KB
  • Sample260929-jdmt8athnd
  • SHA256 ad9f5068b17e4fa00b58a2aaf0d71b8a1530476d619b39607463f4c704397a35
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://download.youlovemybiba.com/assets/pkg/package.tar.gz

Signatures

  • Family: NetSupport

    NetSupport is a remote access tool sold as a legitimate system administration software.

  • Badlisted process makes network request 7 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Discovers running processes 1 TTPs 3 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 5 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 16 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\stage1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
    1⤵
    • Badlisted process makes network request
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4580
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\Temp\dl_5sij9w.ps1"
      2⤵
      • Badlisted process makes network request
      • Enumerates connected drives
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2404
      • C:\Windows\SysWOW64\tar.exe
        "C:\Windows\system32\tar.exe" -xzf C:\Users\Admin\AppData\Local\Temp\pkg_5sij9w.tar.gz -C C:\Users\Admin\AppData\Local\DriverWebUpdate
        3⤵
          PID:480
        • C:\Users\Admin\AppData\Local\DriverWebUpdate\updaterdriveon.exe
          "C:\Users\Admin\AppData\Local\DriverWebUpdate\updaterdriveon.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Reads the TCP/IP host and domain name from the registry
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          PID:5052
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c schtasks /Create /TN MicrosoftEdgeUpdate_6a8d5edb /TR "wscript.exe \"C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\\launcher.vbs\"" /SC MINUTE /MO 7 /F
        2⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5928
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /Create /TN MicrosoftEdgeUpdate_6a8d5edb /TR "wscript.exe \"C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\\launcher.vbs\"" /SC MINUTE /MO 7 /F
          3⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:1164
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c start /min wscript.exe ""C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\watchdog.vbs""
        2⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1360
        • C:\Windows\SysWOW64\wscript.exe
          wscript.exe ""C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\watchdog.vbs""
          3⤵
          • Executes a VBScript file via the Windows Script Host.
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3288
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\handler.bat" "
            4⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4924
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist /FI "IMAGENAME eq updaterdriveon.exe"
              5⤵
              • Discovers running processes
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:428
            • C:\Windows\SysWOW64\find.exe
              find "updaterdriveon.exe"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2900
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\handler.bat" "
            4⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4880
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist /FI "IMAGENAME eq updaterdriveon.exe"
              5⤵
              • Discovers running processes
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:1824
            • C:\Windows\SysWOW64\find.exe
              find "updaterdriveon.exe"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1576
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\handler.bat" "
            4⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5376
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist /FI "IMAGENAME eq updaterdriveon.exe"
              5⤵
              • Discovers running processes
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:1324
            • C:\Windows\SysWOW64\find.exe
              find "updaterdriveon.exe"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2872
    • C:\Windows\system32\cmd.exe
      "cmd /c start /min /D "C:\Users\Admin\AppData\Local\DriverWebUpdate" "C:\Users\Admin\AppData\Local\DriverWebUpdate\updaterdriveon.exe""
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1680
      • C:\Windows\system32\cmd.exe
        cmd.exe
        2⤵
          PID:5168
      • C:\Windows\system32\wscript.exe
        wscript.exe
        1⤵
          PID:2632

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              HTCTL32.DLL

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\HTCTL32.DLL
              • Size 320KB
              • SHA256 edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796
              • MD5 SHA1 SHA512 SSDEEP TLSH

              MSVCR100.dll

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\MSVCR100.dll
              • Size 755KB
              • SHA256 8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
              • MD5 SHA1 SHA512 SSDEEP TLSH

              NSM.LIC

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\NSM.LIC
              • Size 257B
              • SHA256 ad0d05305fdeb3736c1e8d49c3a6746073d27b4703eb6de6589bdc4aa72d7b54
              • MD5 SHA1 SHA512 TLSH

              NSM.ini

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\NSM.ini
              • Size 6KB
              • SHA256 60fe386112ad51f40a1ee9e1b15eca802ced174d7055341c491dee06780b3f92
              • MD5 SHA1 SHA512 SSDEEP TLSH

              PCICL32.dll

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\PCICL32.dll
              • Size 3.6MB
              • SHA256 63aa18c32af7144156e7ee2d5ba0fa4f5872a7deb56894f6f96505cbc9afe6f8
              • MD5 SHA1 SHA512 SSDEEP TLSH

              TCCTL32.DLL

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\TCCTL32.DLL
              • Size 387KB
              • SHA256 6795d760ce7a955df6c2f5a062e296128efdb8c908908eda4d666926980447ea
              • MD5 SHA1 SHA512 SSDEEP TLSH

              client32.ini

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\client32.ini
              • Size 535B
              • SHA256 c911c67af72a312348eb212e99eac49018ecd7a88f971ac66ac03ba202421b6d
              • MD5 SHA1 SHA512 TLSH

              nskbfltr.inf

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\nskbfltr.inf
              • Size 328B
              • SHA256 d96856cd944a9f1587907cacef974c0248b7f4210f1689c1e6bcac5fed289368
              • MD5 SHA1 SHA512 TLSH

              pcicapi.dll

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\pcicapi.dll
              • Size 32KB
              • SHA256 9074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917
              • MD5 SHA1 SHA512 SSDEEP TLSH

              pcichek.dll

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\pcichek.dll
              • Size 18KB
              • SHA256 313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              remcmdstub.exe

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\remcmdstub.exe
              • Size 75KB
              • SHA256 6558b3307215c4b73fc96dc552213427fb9b28c0cb282fe6c38324f1e68e87d6
              • MD5 SHA1 SHA512 SSDEEP TLSH

              updaterdriveon.exe

              • Path C:\Users\Admin\AppData\Local\DriverWebUpdate\updaterdriveon.exe
              • Size 117KB
              • SHA256 06a0a243811e9c4738a9d413597659ca8d07b00f640b74adc9cb351c179b3268
              • MD5 SHA1 SHA512 SSDEEP TLSH

              handler.bat

              • Path C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\handler.bat
              • Size 1KB
              • SHA256 c880ea99f37ac65a6e9c30ff4630f51a52e8555b09fbdd543c2f9d99c2c21897
              • MD5 SHA1 SHA512 TLSH

              watchdog.vbs

              • Path C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\runtime\watchdog.vbs
              • Size 210B
              • SHA256 4890b10902c7d2003d43a3f03b1a392798ac420fe5b30954a21bc767cb9ef657
              • MD5 SHA1 SHA512 TLSH

              dl_5sij9w.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\dl_5sij9w.ps1
              • Size 781B
              • SHA256 e2c3e475b4d624870aa1a80d68a121b6982c93d1f69f2a1120ce99277d7f75ff
              • MD5 SHA1 SHA512 TLSH

              pkg_5sij9w.tar.gz

              • Path C:\Users\Admin\AppData\Local\Temp\pkg_5sij9w.tar.gz
              • Size 2.1MB
              • SHA256 2ba87d50c09a6b3c420a114584d20502ce0fe2a8bb90fcd8f9064d21beb6f654
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/2404-23-0x0000000006550000-0x000000000656E000-memory.dmp

              memory/2404-44-0x00000000087D0000-0x0000000008D8A000-memory.dmp

              memory/2404-43-0x0000000007A40000-0x0000000007A62000-memory.dmp

              memory/2404-42-0x0000000007AA0000-0x0000000007B36000-memory.dmp

              memory/2404-27-0x0000000006A90000-0x0000000006AAA000-memory.dmp

              memory/2404-26-0x0000000007B90000-0x000000000820C000-memory.dmp

              memory/2404-24-0x0000000006590000-0x00000000065DC000-memory.dmp

              memory/2404-13-0x0000000070BF2000-0x0000000070BF3000-memory.dmp

              memory/2404-22-0x0000000006100000-0x000000000645B000-memory.dmp

              memory/2404-61-0x0000000070BE0000-0x000000007139C000-memory.dmp

              memory/2404-19-0x0000000005FD0000-0x0000000006036000-memory.dmp

              memory/2404-18-0x0000000005910000-0x0000000005976000-memory.dmp

              memory/2404-17-0x0000000005870000-0x0000000005892000-memory.dmp

              memory/2404-16-0x0000000005980000-0x0000000005FCA000-memory.dmp

              memory/2404-15-0x0000000070BE0000-0x000000007139C000-memory.dmp

              memory/2404-14-0x0000000003050000-0x0000000003086000-memory.dmp