The Oakland ransomware attack on April 2023, which seriously disrupted city operations for weeks, was carried out by the LockBit ransomware gang.
At first, the Play ransomware gang claimed responsibility for the attack, but LockBit later added the city to its list of leak locations.
Source: https://therecord.media/california-city-el-cerrito-investigates-data-theft-lockbit
TPRM report: https://scoringcyber.rankiteo.com/company/oakland
"id": "cit34928823",
"linkid": "oakland",
"type": "Ransomware",
"date": "04/2023",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization’s existence"
{'affected_entities': [{'industry': 'Public Sector',
'location': 'Oakland',
'name': 'City of Oakland',
'type': 'Government'}],
'date_detected': '2023-04',
'description': 'The Oakland ransomware attack on April 2023, which seriously '
'disrupted city operations for weeks, was carried out by the '
'LockBit ransomware gang. At first, the Play ransomware gang '
'claimed responsibility for the attack, but LockBit later '
'added the city to its list of leak locations.',
'impact': {'downtime': 'weeks',
'operational_impact': 'seriously disrupted city operations'},
'ransomware': {'ransomware_strain': ['LockBit', 'Play']},
'threat_actor': ['LockBit', 'Play'],
'title': 'Oakland Ransomware Attack',
'type': 'Ransomware'}