Defaced government websites are of and syrianet.gov.sy., Agricultural Bank of Public Administration (agrobank.gov.sy) and Directorate of Culture in Damascus (damascusculture.gov.sy) where the latter has 8 other sub domains defaced.
According to the hackers in a tweet to us and in a post in pastebin, the hack is part of an operation called #opSyria.
In the defacement, a Syrian flag can be seen and a video along with messages against the Syrian government.
As of writing, most of the websites are taken offline while few are being restored.