Since "com.capp.vf91579582800" is not indexed by reputable sources, downloading an APK with this exact name carries significant risks:
Some organizations use "CAPP" (Corporate Application) prefixes for internal tools, though these are typically not hosted on public download sites.
APKs found only on "mirror" sites with automated names are often wrappers for spyware or ransomware.
(com.capp.poplive): A social music sharing widget Google Play .
Many apps with long numerical strings in their package names are temporary versions of utility apps or mobile games that cycle through identifiers to bypass automated security filters.