Polls show that a Lapid-led independent party would garner 15-20 Knesset seats, and could potentially form a coalition that would rival Netanyahu's Likud.
According to investigation documents in Haaretz's possession, Likud MK and coalition chairman Ze'ev Elkin contacted activists charged with tracking army movements amid uncertainty on planned outpost evacuation.
Bank Leumi says the file contains the same credit card information revealed earlier this week, warns that it should not be downloaded as it may contain spyware.
Former Israeli prime minister Ehud Olmert was on Thursday indicted alongside a number of other people for allegedly taking bribes in a massive property scandal, court officials said.
Israel has barred a dozen Jewish settlers from the occupied West Bank for a period of up to a year, a step Prime Minister Benjamin Netanyahu had pledged to take to rein in violence against Palestinians, officials and Israeli media reports said.