Infiltration of Finastra's internally hosted file transfer platform, which was only discovered earlier this month, was likely conducted through stolen credentials and has resulted in the exfiltration of customer information.
While email correspondences between the Congressional Research Service and other Library staff and certain congressional offices between January and September had been compromised, such an intrusion — which was initially reported by NBC News — did not affect the House and Senate's IT networks and respective email accounts.
Infiltration of the California-based firm's system resulted in the exfiltration of individuals' names, Social Security numbers, gender, home addresses, employment status, employee numbers, hire and role-start dates, supervisors and departments, and termination dates.
Infiltration of AnnieMac's systems between Aug. 21 and 23 resulted in the potential copying of individuals' names and Social Security numbers, said the New Jersey-based mortgage lender in breach notification letters, which noted the lack of evidence suggesting the dissemination of the exposed data on the dark web.
In a post on its leak site on Friday, RansomHub disclosed that it was able to exfiltrate files relating to contracts, financials, insurance, and confidential data while sharing a data sample that included Mexican government employees' names, job titles, workplaces, phone number extensions, email addresses, and ID reference numbers.
Investigation into the reported breach — which the New York Times reported had been conducted to target the campaigns of President-elect Donald Trump and Vice President Kamala Harris — is already being conducted by T-Mobile, which has so far not discovered evidence suggesting that its systems or data had been affected by the intrusion.
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