Analysis

  • max time kernel
    148s
  • max time network
    136s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/09/2026, 02:54

General

  • Target
    b19b6070e954271290391cb58e81fb0d2f7f6cbaa88841e2b1161fa66b8d7a10.exe
  • Size 12.2MB
  • Sample260908-dd9fbscf83
  • SHA256 b19b6070e954271290391cb58e81fb0d2f7f6cbaa88841e2b1161fa66b8d7a10
  • 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).

  • 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\b19b6070e954271290391cb58e81fb0d2f7f6cbaa88841e2b1161fa66b8d7a10.exe
    "C:\Users\Admin\AppData\Local\Temp\b19b6070e954271290391cb58e81fb0d2f7f6cbaa88841e2b1161fa66b8d7a10.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.5.3.9691\8e6273a0dcaaff3c\ScreenConnect.ClientSetup.msi" SC_EXE_PATH="C:\Users\Admin\AppData\Local\Temp\b19b6070e954271290391cb58e81fb0d2f7f6cbaa88841e2b1161fa66b8d7a10.exe"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:3268
  • 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:864
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 74CAA6BA1DF31F7EFBE5CE45290101F2 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI1812.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240720140 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4664
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI1C88.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240721156 10 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiMotw
        3⤵
        • Badlisted process makes network request
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:244
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI239D.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240723078 17 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1456
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:6024
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding DF13C64A6B7AAFDBF9AAA92AFC724B14
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2484
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 35F8C9C6CE40A207C6011E92FB11BC69 E Global\MSI0000
        2⤵
        • Drops file in Windows directory
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:3276
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:2620
    • C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=instance-i2399b-relay.screenconnect.com&p=443&s=904584b5-a8d6-416a-9fc9-acc20dcacbf2&k=BgIAAACkAABSU0ExAAgAAAEAAQC56Lmp2Z0rPlrBtW3UWZZ0pnNqCoolPSKLvhvnRXLo96dmk7k%2brZlwxdCjCCDMfRN9z4jkz8FS9S7imQisy4DP9kwrLwpozCTMdBAn4aFSiuUhd%2f6VzvYtghoKJMQ1rYDY6tFLLoFzISjhDo23fFph5F4eZwNWwP5vj1S5X5H%2fxWxujiXFKfMFBo%2b14e9V%2bvm0dz6MtV6A6w30yA86LMqIoOlp1hVDkUhKUNKwblIh94w72FQ%2bUzrLAaq%2bYWGLGCtieo8by5N1NKmltYXD6GcHBk%2b4FtgD%2bNhGBwZCr2UnZJRip0PBXVxb5Y2mirZZJxZMSz3xulMXiy6hkwYdpy%2fQ"
      1⤵
      • Sets service image path in registry
      • Drops file in System32 directory
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3112
      • C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe" "RunRole" "01883a66-3d28-4eee-93b4-962d756fe353" "User"
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:800
      • C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe" "RunRole" "6cef9d5c-d417-42ca-905d-1932bdba4de5" "System"
        2⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        PID:4116

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e596ad7.rbs

          • Path C:\Config.Msi\e596ad7.rbs
          • Size 214KB
          • SHA256 68bf19b61001312333efc69b0998f61a0f732ba3669fc6ffbf0eb7ec28fd9adf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.en-US.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\Client.en-US.resources
          • Size 64KB
          • SHA256 a90983b3d26f9e6bb472663b84d13254349f62b0ad4c667fd76b3edd270240b2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\Client.resources
          • Size 6KB
          • SHA256 bd34378ad99f7609fa0c7c8edde6337c738a61d288863015629329806a1cc728
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Client.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.Client.dll
          • Size 412KB
          • SHA256 8e5531c2b302f9c95ed32ac7481d3535b6d51147257d317686c07ea1a9cb8362
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.ClientService.dll
          • Size 92KB
          • SHA256 ed32fe0d924959020cbef0534a7ba612e94263ccc74837475f3b5a6a726acad0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.ClientService.exe
          • Size 93KB
          • SHA256 16b4c273a25526e7262716ebe9d46480962347191a034595f18be740d9ce1e17
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.Core.dll
          • Size 579KB
          • SHA256 f64cb7ab5f105c22348a22e02dd506ff45456884639fee0f322862112860af24
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.Windows.dll
          • Size 1.7MB
          • SHA256 c50d6e8d93ed197dd0cfb647743b42a2a6a9289f6db04092f56cefd6d569663e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsAuthenticationPackage.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsAuthenticationPackage.dll
          • Size 254KB
          • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe
          • Size 678KB
          • SHA256 2ad8f126461607aad3fa31a41f1f39bc74f471fd84191b43e205610db2c4cf09
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe.config

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe.config
          • Size 266B
          • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsCredentialProvider.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsCredentialProvider.dll
          • Size 837KB
          • SHA256 4868b7997b9b4260be2df752a81a750388243cdbea37e4d82a9e0101cd29d0c7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          system.config

          • Path C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\system.config
          • Size 964B
          • SHA256 5a926da346f29bfbc95e886d8215bd0737e202abb434e6eca354bf9a2826c160
          • MD5 SHA1 SHA512 TLSH

          MSI1812.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI1812.tmp
          • Size 1.1MB
          • SHA256 de867af8055f81b7691f12175deb4c4e7f3bf97130e51761ed02182b0496e16f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI1812.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI1812.tmp-\ScreenConnect.Core.dll
          • Size 569KB
          • SHA256 e92d94613443befebb55b08f80d10a2fdbfc58233e8dc95cfb4466fde12964f7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI1812.tmp-\ScreenConnect.InstallerActions.dll
          • Size 24KB
          • SHA256 d827d3575ca29f8a40ea5379c7df2b315fc72cbd93451de94e199740594b51bb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI1812.tmp-\ScreenConnect.Windows.dll
          • Size 1.7MB
          • SHA256 320b89343e896a8d2ebf537861d800a9aca88245cc3b5616bb5bea5cc6797fbb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          CustomAction.config

          • Path C:\Users\Admin\AppData\Local\Temp\MSI1C88.tmp-\CustomAction.config
          • Size 234B
          • SHA256 7027b69ab6ebc9f3f7d2f6c800793fde2a057b76010d8cfd831cf440371b2b23
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI1C88.tmp-\ScreenConnect.WindowsInstaller.dll
          • Size 137KB
          • SHA256 dbf379b93127345a83282380aee634d0b70ec731acfeea76617c76e76fdc764f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientSetup.msi

          • Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.5.3.9691\8e6273a0dcaaff3c\ScreenConnect.ClientSetup.msi
          • Size 9.8MB
          • SHA256 535e5d32e47e7442dd4c86aa302907ba7dc98e8654e9a2278cc6db67cdfe0757
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI7016.tmp

          • Path C:\Windows\Installer\MSI7016.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          1ppydduc.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (8e6273a0dcaaff3c)\1ppydduc.newcfg
          • Size 683B
          • SHA256 4a96bba6b745b6e495bb2ba3a9008c6e2185e138c9226428af1649aae6c8832b
          • MD5 SHA1 SHA512 TLSH

          d51zgfzg.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (8e6273a0dcaaff3c)\d51zgfzg.newcfg
          • Size 881B
          • SHA256 1cd103f554e77e4315918bdaab907351f29b0705484a84c8357d87cfe864ed9f
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (8e6273a0dcaaff3c)\user.config
          • Size 520B
          • SHA256 9bd950bb9d113d46369cd46021db03747b707df77540b3ffdbe29ff7b2fb5255
          • MD5 SHA1 SHA512 TLSH

          memory/244-78-0x00000000060B0000-0x00000000060D8000-memory.dmp

          memory/800-225-0x000000001B850000-0x000000001B9D8000-memory.dmp

          memory/800-224-0x0000000000B70000-0x0000000000B8A000-memory.dmp

          memory/800-223-0x000000001B6A0000-0x000000001B850000-memory.dmp

          memory/800-222-0x000000001B350000-0x000000001B3E4000-memory.dmp

          memory/800-220-0x0000000000230000-0x00000000002DE000-memory.dmp

          memory/800-221-0x000000001AF40000-0x000000001AFAC000-memory.dmp

          memory/3112-155-0x0000000002000000-0x000000000201A000-memory.dmp

          memory/3112-199-0x0000000004860000-0x00000000048A1000-memory.dmp

          memory/3112-161-0x0000000004610000-0x00000000046A4000-memory.dmp

          memory/3112-165-0x0000000004910000-0x0000000004AC0000-memory.dmp

          memory/3112-173-0x0000000004700000-0x0000000004750000-memory.dmp

          memory/3112-201-0x0000000004D20000-0x0000000004DF6000-memory.dmp

          memory/3112-197-0x0000000004AC0000-0x0000000004B2C000-memory.dmp

          memory/4664-48-0x0000000006390000-0x0000000006540000-memory.dmp

          memory/4664-40-0x0000000004030000-0x000000000403C000-memory.dmp

          memory/4664-36-0x0000000004040000-0x000000000406E000-memory.dmp

          memory/4664-44-0x0000000004110000-0x00000000041A4000-memory.dmp

          memory/4916-11-0x0000000074652000-0x0000000074653000-memory.dmp

          memory/4916-13-0x0000000074640000-0x0000000074DFC000-memory.dmp

          memory/4916-7-0x0000000006560000-0x0000000006B1A000-memory.dmp

          memory/4916-6-0x0000000005DE0000-0x0000000005F90000-memory.dmp

          memory/4916-4-0x0000000005DB0000-0x0000000005DD8000-memory.dmp

          memory/4916-3-0x0000000005D20000-0x0000000005DB4000-memory.dmp

          memory/4916-2-0x0000000005C80000-0x0000000005C8C000-memory.dmp

          memory/4916-5-0x0000000074640000-0x0000000074DFC000-memory.dmp

          memory/4916-1-0x00000000037D0000-0x00000000037D8000-memory.dmp

          memory/4916-14-0x0000000074640000-0x0000000074DFC000-memory.dmp

          memory/4916-0-0x0000000074652000-0x0000000074653000-memory.dmp

          memory/4916-15-0x0000000074640000-0x0000000074DFC000-memory.dmp

          memory/4916-10-0x0000000074640000-0x0000000074DFC000-memory.dmp

          memory/4916-8-0x0000000074640000-0x0000000074DFC000-memory.dmp

          memory/4916-9-0x00000000060A0000-0x0000000006132000-memory.dmp