Analysis

  • max time kernel
    151s
  • 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
    13/11/2026, 00:18

General

  • Target
    ScreenConnect.ClientSetup.exe
  • Size 12.2MB
  • Sample261113-als7jady8x
  • SHA256 a0d4b15760cdd31d3036257fcaaaea8b17ec6a7e63e57f45f59f8817e30b9143
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

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

  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • ConnectWise ScreenConnect remote access tool

    ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Boot or Logon Autostart Execution: Authentication Package 1 TTPs 1 IoCs

    Suspicious Windows Authentication Registry Modification.

  • Drops file in System32 directory 9 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Drops file in Program Files directory 16 IoCs
  • Drops file in Windows directory 17 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 42 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 6 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 9 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3184
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.7.6.9783\15aed4a157ff89a0\ScreenConnect.ClientSetup.msi" SC_EXE_PATH="C:\Users\Admin\AppData\Local\Temp\ScreenConnect.ClientSetup.exe"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:4820
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Boot or Logon Autostart Execution: Authentication Package
    • 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:5208
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 87CB7EBA9632D79E2053A87A4FA6F6F4 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5236
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI7F91.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240812093 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3096
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI82DE.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240812796 11 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiMotw
        3⤵
        • Badlisted process makes network request
        • Loads dropped DLL
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        PID:2544
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI8B2C.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240814953 18 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:5176
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5128
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 2B3AE4BA66811E9232D19B192F89B5B7
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2176
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding F2F5463F04CAAC940971D8470363589B E Global\MSI0000
        2⤵
        • Drops file in Windows directory
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1116
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4064
    • C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=instance-r0c0tk-relay.screenconnect.com&p=443&s=9030d701-6bb6-4964-847c-adbe53c4bf2f&k=BgIAAACkAABSU0ExAAgAAAEAAQBlx9bauq0JBFfTXB251AuXaiGLilfKfTiNQRdpMzOOApLh%2bHsMCAXXcRxVfCm821laTNmzJsM02REPWp23v48KWKkR7Cy0pSKJoT9uDvE%2b2tYnVsh2wtiZIJp8cw3orjXRQA5vw8%2fVAd4I2ouPvpdm1KhHfeIMwq17wy5E7wyX8xVceY%2fiEiJnJ%2bIGjulHylr15DCG95G34%2f%2fi%2bSrA2h6cjRQqsfj%2fqJLiN%2bnPlIm5cv1Msm4QgZMnEMnAmhdu7Ft17%2bGekrBFoTVu%2fhLsOytGxu8Hd0jIbYmnyA%2bWt4sfBsi9q%2fanjTqobvBRgUJImynYW0%2fQjXYMp8EimPLGeWmt&c=FAC-factura-farmacia&c=FAC-factura-farmacia&c=FAC-factura-farmacia&c=FAC-factura-farmacia&c=&c=&c=&c="
      1⤵
      • Sets service image path in registry
      • Drops file in System32 directory
      • Executes dropped EXE
      • Loads dropped DLL
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5376
      • C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.WindowsClient.exe" "RunRole" "b1b15d79-b7bd-468f-9977-07ae681f253d" "User"
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2412
      • C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.WindowsClient.exe" "RunRole" "0106c750-1249-4bb4-967d-48ab58ca1818" "System"
        2⤵
        • Executes dropped EXE
        • Reads the TCP/IP host and domain name from the registry
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        PID:4144

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e5aef35.rbs

          • Path C:\Config.Msi\e5aef35.rbs
          • Size 214KB
          • SHA256 e1df7cb90053249b3a3a76ddcf8aac4b2601640b0dc5824f766790869a85efb9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.en-US.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\Client.en-US.resources
          • Size 65KB
          • SHA256 bd8901dd3666277f6d7aa1f4118ad53f5d4229c5d9f67f94e635bf2add3731dd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\Client.resources
          • Size 6KB
          • SHA256 bd34378ad99f7609fa0c7c8edde6337c738a61d288863015629329806a1cc728
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Client.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.Client.dll
          • Size 413KB
          • SHA256 be1e3522a20c244b3e20b4f7bc2fc736b6103c930d6cf8366e0bb97cb82d5241
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.ClientService.dll
          • Size 92KB
          • SHA256 67f75a75bc19288cac0071e19e7af4463f2ecf4bb75fe13af80a4f0f57144253
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.ClientService.exe
          • Size 93KB
          • SHA256 bc19602c59b0ba4a7a99f791c87298df76d8d62f86a928e112dca285a88a5a77
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.Core.dll
          • Size 583KB
          • SHA256 91ae86fd5439c7d8a54b75cbb60c2ff9bdff84657b962d340d48cdf656c4928d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.Windows.dll
          • Size 1.7MB
          • SHA256 9ddaf17f7f802e58c645d42184e0ac33dc755a885bc3637a7d837a4f6ae5fdea
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsAuthenticationPackage.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.WindowsAuthenticationPackage.dll
          • Size 254KB
          • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.WindowsClient.exe
          • Size 689KB
          • SHA256 24671116eab5a97c5d15c4d7b434adff9ad2119db9b487490f4b251f28167069
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe.config

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.WindowsClient.exe.config
          • Size 266B
          • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsCredentialProvider.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\ScreenConnect.WindowsCredentialProvider.dll
          • Size 837KB
          • SHA256 89fd40ccc2e2be1bf140e748212922aa4010a7ef4b0465aca958c9d3417e0bdd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          system.config

          • Path C:\Program Files (x86)\ScreenConnect Client (15aed4a157ff89a0)\system.config
          • Size 974B
          • SHA256 0040e3aef11b77d73889a3f9547f6a30c8dd2cf3e8329d8a1d7dd03a2befe2b3
          • MD5 SHA1 SHA512 TLSH

          MSI7F91.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI7F91.tmp
          • Size 1.1MB
          • SHA256 d39e53d74c6840d331b91b9c949db26f7c93a824e9fb104c532346a8c465b6e2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI7F91.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI7F91.tmp-\ScreenConnect.Core.dll
          • Size 573KB
          • SHA256 399ab0c1bcf2bf0c7618066d676b6958c2a5f4fed2d8f769f0eeea5492720e4f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI7F91.tmp-\ScreenConnect.InstallerActions.dll
          • Size 24KB
          • SHA256 f35f007dcb154d0346745309630b8cc21fe49638e76dc8dd77a3c62cb0aa754a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI7F91.tmp-\ScreenConnect.Windows.dll
          • Size 1.7MB
          • SHA256 4c281797c351fed77890634006a51bc3a6c60efa4c831fe21934353f304cdf61
          • MD5 SHA1 SHA512 SSDEEP TLSH

          CustomAction.config

          • Path C:\Users\Admin\AppData\Local\Temp\MSI82DE.tmp-\CustomAction.config
          • Size 234B
          • SHA256 7027b69ab6ebc9f3f7d2f6c800793fde2a057b76010d8cfd831cf440371b2b23
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI82DE.tmp-\ScreenConnect.WindowsInstaller.dll
          • Size 137KB
          • SHA256 7fcba418fd772a38e420238d49e8301f23caf47eadcef400ecab8738813d9694
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientSetup.msi

          • Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.7.6.9783\15aed4a157ff89a0\ScreenConnect.ClientSetup.msi
          • Size 9.8MB
          • SHA256 73f3c372aeed1e85c2d066dd51e42dcf082e18db57886188510b9bccfee88943
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSIF724.tmp

          • Path C:\Windows\Installer\MSIF724.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ouq50zoi.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (15aed4a157ff89a0)\ouq50zoi.newcfg
          • Size 884B
          • SHA256 6afcbeb5a1a247a818fa18bf0988414cd9e8f3b01a3ef58911772ff3874210d9
          • MD5 SHA1 SHA512 TLSH

          rznpnxcw.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (15aed4a157ff89a0)\rznpnxcw.newcfg
          • Size 683B
          • SHA256 c1743a704ac4b2d6bd712d603e2909fbb7af2471c9d0f1c80d5d42cc0360c85e
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (15aed4a157ff89a0)\user.config
          • Size 520B
          • SHA256 436c57dc61060a0e81f10041afb5cbaca3c535ef1323db0e6299888871b9c4cf
          • MD5 SHA1 SHA512 TLSH

          memory/2412-225-0x0000000003070000-0x000000000308A000-memory.dmp

          memory/2412-226-0x000000001C520000-0x000000001C6A8000-memory.dmp

          memory/2412-224-0x000000001C1E0000-0x000000001C390000-memory.dmp

          memory/2412-223-0x000000001BF90000-0x000000001C026000-memory.dmp

          memory/2412-222-0x0000000003340000-0x00000000033AC000-memory.dmp

          memory/2412-221-0x0000000000E90000-0x0000000000F40000-memory.dmp

          memory/2544-75-0x0000000002E90000-0x0000000002EB8000-memory.dmp

          memory/3096-41-0x0000000005BA0000-0x0000000005C36000-memory.dmp

          memory/3096-33-0x0000000003A60000-0x0000000003A8E000-memory.dmp

          memory/3096-37-0x0000000003AA0000-0x0000000003AAC000-memory.dmp

          memory/3096-45-0x0000000005DF0000-0x0000000005FA0000-memory.dmp

          memory/3184-7-0x0000000005B80000-0x0000000005D30000-memory.dmp

          memory/3184-1-0x0000000001BB0000-0x0000000001BB8000-memory.dmp

          memory/3184-6-0x0000000074870000-0x000000007502C000-memory.dmp

          memory/3184-11-0x0000000074870000-0x000000007502C000-memory.dmp

          memory/3184-9-0x00000000062F0000-0x00000000068AA000-memory.dmp

          memory/3184-8-0x0000000074870000-0x000000007502C000-memory.dmp

          memory/3184-5-0x0000000005AB0000-0x0000000005AD8000-memory.dmp

          memory/3184-0-0x0000000074882000-0x0000000074883000-memory.dmp

          memory/3184-12-0x0000000074870000-0x000000007502C000-memory.dmp

          memory/3184-4-0x0000000005A20000-0x0000000005AB6000-memory.dmp

          memory/3184-3-0x0000000074870000-0x000000007502C000-memory.dmp

          memory/3184-2-0x0000000001BE0000-0x0000000001BEC000-memory.dmp

          memory/5376-201-0x0000000004F30000-0x0000000005006000-memory.dmp

          memory/5376-175-0x00000000049C0000-0x0000000004A10000-memory.dmp

          memory/5376-162-0x0000000004AF0000-0x0000000004CA0000-memory.dmp

          memory/5376-199-0x0000000004A10000-0x0000000004A51000-memory.dmp

          memory/5376-158-0x00000000048A0000-0x0000000004936000-memory.dmp

          memory/5376-197-0x0000000004D40000-0x0000000004DD2000-memory.dmp

          memory/5376-152-0x0000000002250000-0x000000000226A000-memory.dmp

          memory/5376-196-0x0000000004A80000-0x0000000004AEC000-memory.dmp