Current as of writing this - directory browsing is turned on so you can go to https://dist.torproject.org/torbrowser/ and look through it yourself.
https://dist.torproject.org/torbrowser/8.5.4/tor-win64-0.4.0.5.zip gets you just the tor.exe / tor-gencert.exe binaries + needed libraries
You can decrypt your files at no cost:
If your newsgroup software allows for SOCKS5 proxy, then use localhost:9150. You must keep Tor Browser open at all times to provide connection to the Tor network.
If your software does not allow the use of a SOCKS5 proxy then it is not compatible and you may want to switch to another tool like Thunderbird which does allow it.
copy %userprofile%\desktop\Old Firefox Data\profile.default to %yourTORpath%\Browser\TorBrowser\Data\Browser and rename to profile.default-1234567891011. Actually suffix is random,
I guess, but I copied it from another profile in this directory. Then edit profile.ini in the same directory and put it as following:
There is a lot of critical information missing: where you got TOR from, Windows version, 64bit or 32bit, logs, anything else. There are many reasons why an executable file may refuse to run. Some of the reasons may be:
Bad Architecture (running 64bit version of TOR on a 32bit version of Windows). This is the most likely cause. Please give us your version of ...