Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/06/2026, 12:14

General

  • Target
    OpenVPN-2.6.14-windows-amd64.msi
  • Size 5.5MB
  • Sample260630-pellfaex6m
  • SHA256 19bca902826ef0dc9a6cf849297ce43ba8b2844bdb913c37230308d3274c953c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 6 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Drops file in Drivers directory 9 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 21 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Badlisted process makes network request 4 IoCs

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

  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 27 IoCs
  • Drops file in Windows directory 41 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 57 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\OpenVPN-2.6.14-windows-amd64.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1016
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5596
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 98CA3174F0A2200872B102C3740E2F8D C
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4932
      • C:\Program Files\OpenVPN\bin\openvpn-gui.exe
        "C:\Program Files\OpenVPN\bin\openvpn-gui.exe"
        3⤵
        • Executes dropped EXE
        PID:5392
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:3952
      • C:\Windows\System32\MsiExec.exe
        C:\Windows\System32\MsiExec.exe -Embedding 988C2446A64259EE3E5B9A45A52B5DA7
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:880
      • C:\Windows\System32\MsiExec.exe
        C:\Windows\System32\MsiExec.exe -Embedding 4F1F74AD1A6AAE8FA0454AF345455DE6 E Global\MSI0000
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Loads dropped DLL
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Checks SCSI registry key(s)
        • Modifies data under HKEY_USERS
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4188
        • C:\Windows\System32\netsh.exe
          netsh interface set interface name="Local Area Connection" newname="OpenVPN Wintun"
          3⤵
          • Event Triggered Execution: Netsh Helper DLL
          PID:460
        • C:\Windows\System32\netsh.exe
          netsh interface set interface name="Local Area Connection" newname="OpenVPN TAP-Windows6"
          3⤵
          • Event Triggered Execution: Netsh Helper DLL
          PID:2732
        • C:\Windows\System32\netsh.exe
          netsh interface set interface name="Local Area Connection" newname="OpenVPN Data Channel Offload"
          3⤵
          • Event Triggered Execution: Netsh Helper DLL
          PID:2864
        • C:\Windows\System32\sc.exe
          "C:\Windows\System32\sc.exe" config OpenVPNService start= auto
          3⤵
          • Launches sc.exe
          PID:5384
        • C:\Windows\System32\sc.exe
          "C:\Windows\System32\sc.exe" start OpenVPNService
          3⤵
          • Launches sc.exe
          PID:2044
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:1592
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "4" "1" "C:\Windows\Temp\cbc511e0106089c84b9fe8da68dfff5cfa4e9006b4c745e0ea77722e919b2c58\wintun.inf" "9" "4ae3e7123" "0000000000000130" "WinSta0\Default" "0000000000000170" "208" "C:\Windows\Temp\cbc511e0106089c84b9fe8da68dfff5cfa4e9006b4c745e0ea77722e919b2c58"
      1⤵
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      PID:4764
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "4" "1" "C:\Windows\Temp\e162d15a639f9b4893c4f21d0103cd7bcde43bd69ac5539f37f4e6c566a16f3d\OemVista.inf" "9" "4dca1f60f" "0000000000000170" "WinSta0\Default" "0000000000000178" "208" "C:\Windows\Temp\e162d15a639f9b4893c4f21d0103cd7bcde43bd69ac5539f37f4e6c566a16f3d"
      1⤵
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      PID:5368
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "4" "1" "C:\Program Files\Common Files\ovpn-dco\Win11\ovpn-dco.inf" "9" "4e746adf3" "0000000000000190" "WinSta0\Default" "0000000000000194" "208" "C:\Program Files\Common Files\ovpn-dco\Win11"
      1⤵
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      PID:4848
    • C:\Program Files\OpenVPN\bin\openvpn-gui.exe
      "C:\Program Files\OpenVPN\bin\openvpn-gui.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3700
      • C:\Program Files\OpenVPN\bin\openvpn.exe
        openvpn --version
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:4260
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "2" "11" "ROOT\NET\0000" "C:\Windows\System32\DriverStore\FileRepository\wintun.inf_amd64_def3401515466414\wintun.inf" "oem1.inf:9ef34515d755ec66:Wintun.Install:0.8.0.0:wintun," "42b53aaff" "0000000000000178" "67a"
      1⤵
      • Drops file in Drivers directory
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      PID:2740
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
      1⤵
      • Modifies data under HKEY_USERS
      PID:1656
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "2" "11" "ROOT\NET\0001" "C:\Windows\System32\DriverStore\FileRepository\oemvista.inf_amd64_ba3e477187f1080b\oemvista.inf" "oem2.inf:3beb73aff103cc24:tap0901.ndi:9.27.0.0:root\tap0901," "433338203" "000000000000016C" "67a"
      1⤵
      • Drops file in Drivers directory
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      PID:2360
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "2" "11" "ROOT\NET\0002" "C:\Windows\System32\DriverStore\FileRepository\ovpn-dco.inf_amd64_b737bb7e846ccda6\ovpn-dco.inf" "oem3.inf:c695c3de07ba2b5d:ovpn-dco_Device:1.2.1.0:ovpn-dco," "43b135903" "0000000000000170" "67a"
      1⤵
      • Drops file in Drivers directory
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      PID:1276
    • C:\Program Files\OpenVPN\bin\openvpnserv.exe
      "C:\Program Files\OpenVPN\bin\openvpnserv.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:5152
    • C:\Program Files\OpenVPN\bin\openvpnserv2.exe
      "C:\Program Files\OpenVPN\bin\openvpnserv2.exe"
      1⤵
      • Executes dropped EXE
      PID:1232
    • C:\Program Files\OpenVPN\bin\openvpnserv2.exe
      "C:\Program Files\OpenVPN\bin\openvpnserv2.exe"
      1⤵
      • Executes dropped EXE
      PID:1908

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e593aed.rbs

          • Path C:\Config.Msi\e593aed.rbs
          • Size 876KB
          • SHA256 578d18035397f6739f8c3769110f5b476678d8c541002ebe76e8c14ff85890f8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ovpn-dco.cat

          • Path C:\PROGRA~1\COMMON~1\ovpn-dco\Win11\ovpn-dco.cat
          • Size 11KB
          • SHA256 8c9456aeacd5566234519b5b34ceecd0f7ebb22f6813747e595f5945517ec438
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ovpn-dco.sys

          • Path C:\PROGRA~1\COMMON~1\ovpn-dco\Win11\ovpn-dco.sys
          • Size 90KB
          • SHA256 2c2958dac6f36922ae094705e058bf6470e1622b31318fb9fe0db5457e383f45
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ovpn-dco.inf

          • Path C:\Program Files\Common Files\ovpn-dco\Win11\ovpn-dco.inf
          • Size 2KB
          • SHA256 1f6c35bc11d910f91c32ea54894d0fddb0094876bdd526d04a9287d04d636242
          • MD5 SHA1 SHA512 TLSH

          libcrypto-3-x64.dll

          • Path C:\Program Files\OpenVPN\bin\libcrypto-3-x64.dll
          • Size 4.6MB
          • SHA256 71270ed463648bcbe45829cbc0ce3827faf3267e46d530ae0a82d9bc0c619ec0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libpkcs11-helper-1.dll

          • Path C:\Program Files\OpenVPN\bin\libpkcs11-helper-1.dll
          • Size 111KB
          • SHA256 e2500ded6e44090f0c76528903269938a029bee206fde25adac040d6e3a124f7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libssl-3-x64.dll

          • Path C:\Program Files\OpenVPN\bin\libssl-3-x64.dll
          • Size 818KB
          • SHA256 c681893dd0c9f86e7f405792dec32adab33cb899cbd3b2ddda533e28f577ab6d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          openvpn-gui.exe

          • Path C:\Program Files\OpenVPN\bin\openvpn-gui.exe
          • Size 1.1MB
          • SHA256 1f07550f3decbfd7c8737694001ee13c26de84ef498dc493d313a79db2080646
          • MD5 SHA1 SHA512 SSDEEP TLSH

          openvpn-plap-install.reg

          • Path C:\Program Files\OpenVPN\bin\openvpn-plap-install.reg
          • Size 454B
          • SHA256 18b542b3de918da103ea6d79f3be0c5af8349502dc9c673f2db5b6f05dc57d35
          • MD5 SHA1 SHA512 TLSH

          openvpn.exe

          • Path C:\Program Files\OpenVPN\bin\openvpn.exe
          • Size 1019KB
          • SHA256 89479084f420ca55864c957a689971c327209d9c0e7ea4302df947e7cefff8c2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          openvpnserv.exe

          • Path C:\Program Files\OpenVPN\bin\openvpnserv.exe
          • Size 64KB
          • SHA256 4d7ba182e89f2869b650ac80a34b8f347deb360a3872ee9dca130168b32c87fa
          • MD5 SHA1 SHA512 SSDEEP TLSH

          openvpnserv2.exe

          • Path C:\Program Files\OpenVPN\bin\openvpnserv2.exe
          • Size 23KB
          • SHA256 d1e995a2d32e7833a369aa849e8b877162e07c1a161c6dccb95ca2052fc8b1e7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          tapctl.exe

          • Path C:\Program Files\OpenVPN\bin\tapctl.exe
          • Size 41KB
          • SHA256 d5aab270d61d7d1709e85ba81525be5948ae5bf397bb7b12a11e11ba0788ecd1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          vcruntime140.dll

          • Path C:\Program Files\OpenVPN\bin\vcruntime140.dll
          • Size 94KB
          • SHA256 c51c64dfb7c445ecf0001f69c27e13299ddcfba0780efa72b866a7487b7491c7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          8EC9B1D0ABBD7F98B401D425828828CE_27898B4F26C8322E2EB8CCE79E81B433

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_27898B4F26C8322E2EB8CCE79E81B433
          • Size 727B
          • SHA256 20c6c5bff00f3fba92cd431bbd8712ef195f79075f017ffdccb64fe873305767
          • MD5 SHA1 SHA512 TLSH

          8EC9B1D0ABBD7F98B401D425828828CE_27898B4F26C8322E2EB8CCE79E81B433

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_27898B4F26C8322E2EB8CCE79E81B433
          • Size 408B
          • SHA256 1e2f24dd18c57854b5a93a08314dab6ab1e0b3bf8537b9ca03e9c6eb1b8c0f1b
          • MD5 SHA1 SHA512 TLSH

          MSIE932.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSIE932.tmp
          • Size 209KB
          • SHA256 8351a40a632facd1f79a1bccfe8e32e88876a23065be1144621533700ecb05ad
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI4668.tmp

          • Path C:\Windows\Installer\MSI4668.tmp
          • Size 275KB
          • SHA256 fb1cd5e7c3ea30dfafd3cc1862e311388361d896610db28c63716da9d71e8f3f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI4697.tmp

          • Path C:\Windows\Installer\MSI4697.tmp
          • Size 281KB
          • SHA256 45e855461f5d1be28a2f88416603070bd1778055abdd06834ae58e97b7ddf53c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI46E7.tmp

          • Path C:\Windows\Installer\MSI46E7.tmp
          • Size 143KB
          • SHA256 2738720da0b6ce474ca6eb51a92372d047eca2d713c256f0cd6c147ac3a0db21
          • MD5 SHA1 SHA512 SSDEEP TLSH

          e593aec.msi

          • Path C:\Windows\Installer\e593aec.msi
          • Size 5.5MB
          • SHA256 19bca902826ef0dc9a6cf849297ce43ba8b2844bdb913c37230308d3274c953c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          dberr.txt

          • Path C:\Windows\System32\CatRoot2\dberr.txt
          • Size 75KB
          • SHA256 8aa7a71429ca18a03bb31715ce67173700f2b6232154a387b69a6a8dd6de495f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          dberr.txt

          • Path C:\Windows\System32\CatRoot2\dberr.txt
          • Size 75KB
          • SHA256 013850901d807a631916b3a3e5e7ed411bc01b9f9b01edf346afbf491e6a449e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          oemvista.inf_amd64_ba3e477187f1080b.ini

          • Path C:\Windows\System32\DriverStore\FileRepository\oemvista.inf_amd64_ba3e477187f1080b.ini
          • Size 421B
          • SHA256 9e354a9aab1b9ec9406261727fa4cdf1defb6e80777a2b5c1d1a3ad0114cfa19
          • MD5 SHA1 SHA512 TLSH

          ovpn-dco.inf_amd64_b737bb7e846ccda6.ini

          • Path C:\Windows\System32\DriverStore\FileRepository\ovpn-dco.inf_amd64_b737bb7e846ccda6.ini
          • Size 420B
          • SHA256 49c88f63243f71a3a4e0e176d8834c6a6dc46e6e4ae2d1a1f50691e5f477d7e4
          • MD5 SHA1 SHA512 TLSH

          wintun.inf_amd64_def3401515466414.ini

          • Path C:\Windows\System32\DriverStore\FileRepository\wintun.inf_amd64_def3401515466414.ini
          • Size 415B
          • SHA256 5ac3a31404b31718e8c8bac614eb0061d2959241d45ce241f65c77210df7a98b
          • MD5 SHA1 SHA512 TLSH

          wintun.cat

          • Path C:\Windows\Temp\CBC511~1\wintun.cat
          • Size 9KB
          • SHA256 602187e5470ddbdf9421045bb0515f358c88bf88f59fd8a886fb6373da5d0f82
          • MD5 SHA1 SHA512 SSDEEP TLSH

          wintun.sys

          • Path C:\Windows\Temp\CBC511~1\wintun.sys
          • Size 37KB
          • SHA256 eb58bf00df7b4f98334178e75df3348c609ea5c6c74cf7f185f363aa23976c8b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          tap0901.cat

          • Path C:\Windows\Temp\E162D1~1\tap0901.cat
          • Size 11KB
          • SHA256 ee062e5ef2743ceab10c64830e4cefe52e35cc1ece85947ac4e61ddd1c0b05f7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          tap0901.sys

          • Path C:\Windows\Temp\E162D1~1\tap0901.sys
          • Size 40KB
          • SHA256 581dcaace05d5c1ac9512457ff50565aca5d904d2c209bd3fc369ca4d4a0d2b1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          wintun.inf

          • Path C:\Windows\Temp\cbc511e0106089c84b9fe8da68dfff5cfa4e9006b4c745e0ea77722e919b2c58\wintun.inf
          • Size 1KB
          • SHA256 44098408ab9611dd99a38e140c7fb1ca5dce6eb2d5f0d5e500547ac1ba5d235b
          • MD5 SHA1 SHA512 TLSH

          OemVista.inf

          • Path C:\Windows\Temp\e162d15a639f9b4893c4f21d0103cd7bcde43bd69ac5539f37f4e6c566a16f3d\OemVista.inf
          • Size 7KB
          • SHA256 1327ab3a8c50691f04bea8e2ca356c5b604092a719e219464f8cc4b42e192de9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 26.1MB
          • SHA256 de26445c47154e2d466c7882e58eabaed0d117a2f9df94d5f9648e23bcd3d1b7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {1641d90a-9ebf-4275-b49b-32841fc9a6f4}_OnDiskSnapshotProp

          • Path \??\Volume{0850fdde-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{1641d90a-9ebf-4275-b49b-32841fc9a6f4}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 d1d179d7460735703710e8939550ed6708f0740e2e3ffe03be379341219006be
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1232-395-0x0000000000E70000-0x0000000000E7A000-memory.dmp

          memory/5596-382-0x0000021605D00000-0x00000216066A4000-memory.dmp