Erro Instalação Windows Server

Ao tentar instalar em um dos servidores aparece o erro abaixo, na maquina tem internet normal e até o site da Sophos abre normalmente.

através do instalador SophosInstall.exe:
a connection to sophos could not be established

através do SophosSetup.exe o log:

Started C:\Users\ADMINI~1\AppData\Local\Temp\2\sfl-0589a400\Setup.exe
2020-11-30T17:55:46.5242376Z INFO : Stage 1 command-line options:
2020-11-30T17:55:46.5242376Z INFO : ---
2020-11-30T17:55:46.5242376Z INFO : Quiet mode on: 0
2020-11-30T17:55:46.5242376Z INFO : Automatic Proxy detection disabled: 0
2020-11-30T17:55:46.5242376Z INFO : No feedback mode on: 0
2020-11-30T17:55:46.5242376Z INFO : Dump feedback enabled: 0
2020-11-30T17:55:46.5242376Z INFO : Bypass competitor removal: 0
2020-11-30T17:55:46.5242376Z INFO : Using CRT catalog file path: --
2020-11-30T17:55:46.5242376Z INFO : Only register endpoint with Central: 0
2020-11-30T17:55:46.5242376Z INFO : Log messages between endpoint and Central: 0
2020-11-30T17:55:46.5242376Z INFO : Log command-line passed to executables: 0
2020-11-30T17:55:46.5242376Z INFO : Using custom server that hosts the installer stage2 filename : --
2020-11-30T17:55:46.5242376Z INFO : Using cloud group: --
2020-11-30T17:55:46.5242376Z INFO : Overriding computer name: --
2020-11-30T17:55:46.5242376Z INFO : Overriding computer description: --
2020-11-30T17:55:46.5242376Z INFO : Overriding domain name: --
2020-11-30T17:55:46.5398168Z INFO : Language will be set to: --
2020-11-30T17:55:46.5398168Z INFO : Using message relays: --
2020-11-30T17:55:46.5398168Z INFO : Proxy address: --
2020-11-30T17:55:46.5398168Z INFO : Proxy user name: --
2020-11-30T17:55:46.5398168Z INFO : Using custom customer token: --
2020-11-30T17:55:46.5398168Z INFO : Using specified products: --
2020-11-30T17:55:46.5398168Z INFO : Using certificates from the MCS app data folder.: 0
2020-11-30T17:55:46.5398168Z INFO : Using custom customer ID.: --
2020-11-30T17:55:46.5398168Z INFO : Using specified user ID.: --
2020-11-30T17:55:46.5398168Z INFO : Using local install source.: --
2020-11-30T17:55:46.5398168Z INFO : Using experimental SRV.: --
2020-11-30T17:55:46.5398168Z INFO : Invoked as part of SEC migration.: 0
2020-11-30T17:55:46.5398168Z INFO : ---
2020-11-30T17:55:46.5398168Z INFO : Sending HTTP 'POST' request to: api/download/stage2-details/ec9fcd49-68d2-47ae-b9a9-e65864b8624f
2020-11-30T17:55:46.6021336Z WARNING : WinHttpGetProxyForUrl returned: 12180
2020-11-30T17:55:46.6021336Z INFO : Attempting to connect using proxy '' of type 'Empty Proxy'.
2020-11-30T17:55:46.6021336Z INFO : Set security protocol: 00000800
2020-11-30T17:55:46.6021336Z INFO : Opening connection to dzr-api-amzn-us-west-2-fa88.api-upe.p.hmr.sophos.com
2020-11-30T17:55:46.6177128Z INFO : Request content size: 30
2020-11-30T17:55:47.4278312Z INFO : Sending request
2020-11-30T17:55:47.4434104Z INFO : Request sent
2020-11-30T17:55:47.6615192Z INFO : Response status code: 200
2020-11-30T17:55:47.6615192Z INFO : Response data size: 175
2020-11-30T17:55:47.6615192Z INFO : trySendRequestThroughPotentialProxy returning response with status code: 200
2020-11-30T17:55:47.6615192Z INFO : Parsing message received for Stage 2 filename: '{"mcs_server":"dzr-mcs-amzn-us-west-2-fa88.upe.p.hmr.sophos.com","stage2_filename":"stage2-1.10.305.0-f6402baa215a4de585ec6b7c5d5efd87f8c091137ed80c75c7ac1bd926376dc0.tar.gz"}'
2020-11-30T17:55:47.6615192Z INFO : Sending HTTP 'GET' request to: full/central/windows/business/installer/stage2-1.10.305.0-f6402baa215a4de585ec6b7c5d5efd87f8c091137ed80c75c7ac1bd926376dc0.tar.gz
2020-11-30T17:55:47.6615192Z WARNING : WinHttpGetProxyForUrl returned: 12180
2020-11-30T17:55:47.6615192Z INFO : Attempting to connect using proxy '' of type 'Empty Proxy'.
2020-11-30T17:55:47.6615192Z INFO : Set security protocol: 00000800
2020-11-30T17:55:47.6615192Z INFO : Opening connection to downloads.sophos.com
2020-11-30T17:55:47.6770984Z INFO : Request content size: 0
2020-11-30T17:55:47.9886824Z INFO : Sending request
2020-11-30T17:55:47.9886824Z INFO : Request sent
2020-11-30T17:55:49.4375480Z INFO : Response status code: 200
2020-11-30T17:55:49.4531272Z INFO : Response data size: 3197559
2020-11-30T17:55:49.4531272Z INFO : trySendRequestThroughPotentialProxy returning response with status code: 200
2020-11-30T17:55:49.4687064Z INFO : Extracting files:
2020-11-30T17:55:49.4687064Z INFO : integrity.dat
2020-11-30T17:55:49.4842856Z INFO : manifest.dat
2020-11-30T17:55:49.4998648Z INFO : scf.dat
2020-11-30T17:55:49.4998648Z INFO : sdds3-sync.exe
2020-11-30T17:55:49.5777608Z INFO : sof.dat
2020-11-30T17:55:49.5777608Z INFO : SophosSetup_Stage2.exe
2020-11-30T17:55:49.7491320Z INFO : su-setup32.exe
2020-11-30T17:55:49.7647112Z INFO : su-setup64.exe
2020-11-30T17:55:49.7958696Z INFO : SUL.dll
2020-11-30T17:55:49.8426072Z INFO : Management Certs/sophosca1.crl
2020-11-30T17:55:49.8737656Z INFO : Management Certs/sophosca1.crt
2020-11-30T17:55:49.8737656Z INFO : Management Certs/sophosca2.crl
2020-11-30T17:55:49.9828200Z INFO : Management Certs/sophosca2.crt
2020-11-30T17:55:49.9828200Z INFO : Management Certs/sophosca3.crl
2020-11-30T17:55:49.9828200Z INFO : Management Certs/sophosca3.crt
2020-11-30T17:55:50.0139784Z INFO : Management Certs/sophosca4.crl
2020-11-30T17:55:50.1230328Z INFO : Management Certs/sophosca4.crt
2020-11-30T17:55:50.1230328Z INFO : ManifestCerts/rootca.crl
2020-11-30T17:55:50.1541912Z INFO : ManifestCerts/rootca.crt
2020-11-30T17:55:50.1697704Z INFO : ManifestCerts/rootca384.crl
2020-11-30T17:55:50.4657752Z INFO : ManifestCerts/rootca384.crt
2020-11-30T17:55:50.6059880Z ERROR : FileSystemFinder failure: 87
2020-11-30T17:55:50.6059880Z ERROR : FileSystemFinder failure: 87
2020-11-30T17:55:50.6527256Z INFO : Cleaning up extracted files
2020-11-30T17:56:09.8141679Z INFO : FindMainWindow: pid=0
2020-11-30T17:56:09.8297471Z ERROR : Exception: Could not find any files named *manifest.dat in C:\\Program Files\\Sophos\\CloudInstaller\\extract_cache

added code section for logfile excerpt.
[bearbeitet von: intrusus um 12:34 PM (GMT -8) am 1 Dec 2020]