It has yet to be determined who is behind the organization , and opposition figures are concerned over the attacks .
The attacks included anonymous posters and banners flown across Russian cities likening opposition figures to unsavoury characters from history or labeling them as traitors to Russia .
Russian has yet to be determined who is behind the organization , and opposition figures are concerned over the attacks .
The attacks included anonymous posters and banners flown across Russian cities likening opposition figures to unsavoury characters from history or labeling them as traitors to Russia .