gta_sa.exe is a program which is probably legit. So, if gta_sa.exe is on your PC, it is probably ok, and will NOT cause problems. Even if your PC is virus-free, we still advise you to run a well-known antivirus with a good detection rate, in order to yourself yourself against threats.
Usually, the default filename and folder where this program is stored is
C:\Program Files\Hot Coffee\gta_sa.exe.
The MD5 fingerprint for this executable is 84a781f30fac7eba030af2497da86930.
This application does NOT run as a Windows service. This is normally a good sign.
This program runs as a 32-bit program. It does not use the full set of features of modern PC CPUs. This ordinarily happens because the publishers did not bother to upgrade it to 64-bit code.
gta_sa.exe appears to have a visible user interface. This is good because it doesn't operate in some kind of stealth mode. Its operation is clearly displayed to the user.
The digital certificate is missing from this program. The maker did not sign it. This is usually bad.
It has an uninstall routine, which is a good sign. si are uninstall.