The hacker with twitter handle Ag3nt47 who hits top university websites has breached the Suzuki and Mazda Russia websites.
The hacker tweeted links to the dump. The database dumped(pastebin.com/u01PitxP) from the Japanese automobiles manufacturer Suzuki includes password hashes, email addresses.
The data(pastebin.com/9hrwnmgC) taken from Russian website of the Japanese-based automobiles manufacturer Mazda contains no interesting data.
There is no specific reason mentioned by the Ag3nt47 for the attack. It appears the hacker randomly target high profile website.
