Marketing giant RR Donnelly was targeted by the Conti ransomware that led to the shut down of their network.
The disrupted services interrupted many operations for the customers.
A large quantity of data was stolen in the attack and the attackers leaked about 2.5GB of data stolen from the RRD.
TPRM report: https://scoringcyber.rankiteo.com/company/rr-donnelley
"id": "rrd31219222",
"linkid": "rr-donnelley",
"type": "Ransomware",
"date": "12/2020",
"severity": "90",
"impact": "5",
"explanation": "Attack threatening the organization's existence"