Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 6 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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops file in System32 directory 10 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 13 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 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⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4936
    • 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⤵
      • Badlisted process makes network request
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:3804
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Badlisted process makes network request
    • 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 WriteProcessMemory
    PID:3536
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 1D8F11FE2C5F7F878F398B9398454FEA C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3120
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI630A.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240673750 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3020
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI6742.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240674640 10 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiMotw
        3⤵
        • Badlisted process makes network request
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4280
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI6C63.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240676140 17 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1396
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5892
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 30ECF25A0DD5C08DB99CE2C6D74F606C
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3476
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 73F1A9CD5F47392D03ECF4FAFE3BCBC3 E Global\MSI0000
        2⤵
        • Drops file in Windows directory
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:5976
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:6112
    • 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=281728a1-88b2-4e31-b2ce-346beffd15c5&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:4404
      • C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe" "RunRole" "cf251c4f-1ee2-41de-8f4b-d3ec97eab12f" "User"
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:5484
      • C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (8e6273a0dcaaff3c)\ScreenConnect.WindowsClient.exe" "RunRole" "2017b3c9-25e3-4376-ab11-74cfbd119a0f" "System"
        2⤵
        • Drops file in System32 directory
        • Executes dropped EXE
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        PID:5608

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e58a804.rbs

          • Path C:\Config.Msi\e58a804.rbs
          • Size 214KB
          • SHA256 67fa1c4422f4af9f38aeedf1210514fecde7783199dfd4db506925f9a4e1fe39
          • 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.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

          8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111
          • Size 727B
          • SHA256 35a7d8ba817afae60200b607ad149192b3c754674a5bd6d4423cdb18c04e0134
          • MD5 SHA1 SHA512 TLSH

          8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_59E89BCE9615F2B61F2F2C691688F111
          • Size 404B
          • SHA256 6dbdad33b68ec3ed748dfcd14c6162453669424bd8f1c0bbf7c9b7eaec1ca58e
          • MD5 SHA1 SHA512 TLSH

          rundll32.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\rundll32.exe.log
          • Size 746B
          • SHA256 ddebb6b1094dbef9e96754a74ebd4761d857864c9bd0b5f20a97259a6d7c8fe0
          • MD5 SHA1 SHA512 TLSH

          MSI630A.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI630A.tmp
          • Size 1.1MB
          • SHA256 de867af8055f81b7691f12175deb4c4e7f3bf97130e51761ed02182b0496e16f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI630A.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI630A.tmp-\ScreenConnect.Core.dll
          • Size 569KB
          • SHA256 e92d94613443befebb55b08f80d10a2fdbfc58233e8dc95cfb4466fde12964f7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI630A.tmp-\ScreenConnect.InstallerActions.dll
          • Size 24KB
          • SHA256 d827d3575ca29f8a40ea5379c7df2b315fc72cbd93451de94e199740594b51bb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI630A.tmp-\ScreenConnect.Windows.dll
          • Size 1.7MB
          • SHA256 320b89343e896a8d2ebf537861d800a9aca88245cc3b5616bb5bea5cc6797fbb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          CustomAction.config

          • Path C:\Users\Admin\AppData\Local\Temp\MSI6742.tmp-\CustomAction.config
          • Size 234B
          • SHA256 7027b69ab6ebc9f3f7d2f6c800793fde2a057b76010d8cfd831cf440371b2b23
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI6742.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

          MSIAA46.tmp

          • Path C:\Windows\Installer\MSIAA46.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          133rf5vo.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (8e6273a0dcaaff3c)\133rf5vo.newcfg
          • Size 683B
          • SHA256 4a96bba6b745b6e495bb2ba3a9008c6e2185e138c9226428af1649aae6c8832b
          • MD5 SHA1 SHA512 TLSH

          hajpljnu.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (8e6273a0dcaaff3c)\hajpljnu.newcfg
          • Size 881B
          • SHA256 94e02c5a64fc9e85c56c3b62b8cc4bd7b10a55221fd88f3bd865c6dc4ce48914
          • 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

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 078cbee0e940ca977ede8e56d65e2d52b10555d9f6c9899a599ba4076263066e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {d43bc468-5fb9-4b83-8c7a-1efb732115ac}_OnDiskSnapshotProp

          • Path \??\Volume{12d9ef41-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{d43bc468-5fb9-4b83-8c7a-1efb732115ac}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 8ad12d591c99e023ad03cd5d246bcff1010473866f8f2a780f531803ab307ea6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/3020-41-0x0000000002580000-0x00000000025AE000-memory.dmp

          memory/3020-53-0x0000000004CA0000-0x0000000004E50000-memory.dmp

          memory/3020-49-0x0000000004A10000-0x0000000004AA4000-memory.dmp

          memory/3020-45-0x0000000002570000-0x000000000257C000-memory.dmp

          memory/4280-85-0x0000000004DE0000-0x0000000004E08000-memory.dmp

          memory/4404-169-0x0000000003D50000-0x0000000003D6A000-memory.dmp

          memory/4404-214-0x00000000045C0000-0x0000000004696000-memory.dmp

          memory/4404-212-0x0000000004260000-0x00000000042A1000-memory.dmp

          memory/4404-179-0x00000000040B0000-0x0000000004260000-memory.dmp

          memory/4404-175-0x0000000003E60000-0x0000000003EF4000-memory.dmp

          memory/4404-202-0x00000000042D0000-0x000000000433C000-memory.dmp

          memory/4404-183-0x0000000004060000-0x00000000040B0000-memory.dmp

          memory/4936-7-0x00000000063F0000-0x0000000006994000-memory.dmp

          memory/4936-3-0x0000000003530000-0x000000000353C000-memory.dmp

          memory/4936-8-0x0000000005F30000-0x0000000005FC2000-memory.dmp

          memory/4936-9-0x0000000005C80000-0x0000000005C90000-memory.dmp

          memory/4936-6-0x0000000005C90000-0x0000000005E40000-memory.dmp

          memory/4936-10-0x0000000005C80000-0x0000000005C90000-memory.dmp

          memory/4936-11-0x0000000005C80000-0x0000000005C90000-memory.dmp

          memory/4936-5-0x0000000005C30000-0x0000000005C58000-memory.dmp

          memory/4936-4-0x0000000005B80000-0x0000000005C14000-memory.dmp

          memory/4936-0-0x0000000005C80000-0x0000000005C90000-memory.dmp

          memory/4936-2-0x0000000005C80000-0x0000000005C90000-memory.dmp

          memory/4936-1-0x0000000001CC0000-0x0000000001CC8000-memory.dmp

          memory/5484-231-0x00000000004F0000-0x000000000059E000-memory.dmp

          memory/5484-232-0x000000001B0B0000-0x000000001B11C000-memory.dmp

          memory/5484-233-0x000000001B4C0000-0x000000001B554000-memory.dmp

          memory/5484-235-0x000000001B710000-0x000000001B8C0000-memory.dmp

          memory/5484-236-0x000000001AF10000-0x000000001AF2A000-memory.dmp

          memory/5484-237-0x000000001CB00000-0x000000001CC86000-memory.dmp