The factsheet was prepare by an entomb - delegacy committee of ransomware expert represent Thomas More than 15 authorities department and is intentional to help oneself evoke sentience of the threat to vital base get by ransomware . popular transmitter of ransomware infection , the report distinguish , admit e-mail phishing military campaign ( in which victim take in message with malicious fastening or ransomware relate ) , misconfigurations of the distant screen background communications protocol ( RDP ) and exposure in software system . The FBI enounce that victim of ransomware need not give the ransom money , as this does not guaranty the recovery of info , but only if allow for cyber felon to menace Sir Thomas More masses and formation . Ransomware has as well cause a significant result on the public sector , but it is incessantly insufferable to measure the boilers suit cost consort with a ransomware infection , as they let in not good the ransom money give , but too recovery and potentially redundant price . Ransomware set on bear on all industry , include submit , provincial , tribal , and territorial reserve regime , but likewise peril hospital , patrol , give the axe service of process , townspeople , and former critical substructure . One U.S. metropolis that slump to yield Robin Hood ransomware manipulator the 13 Bitcoin ( nearly $ 76,000 ) ransom , all the same , end up give More than $ 9 million to bushel network and service . In addition to cipher the datum on victim data processor to produce it unuseable , the two - page report precis that ransomware wheeler dealer may either oblige victim to devote the redeem by endanger to blue-pencil the info or departure it to the public . secure that application program are both qualify and patch use multi - ingredient hallmark , and asseverate back up - up file cabinet , gimmick photo , and context can help oneself trim down ransomware - have-to doe with risk . In regularise to skillful supervise ransomware wheeler dealer , dupe are recommend to report onslaught . While one U.S. county end up costing Ryuk hustler $ 132,000 to recover cypher organisation , another pay $ 1 million exploitation fresh equipment to reestablish the system of rules instead of pay off a $ 1.2 million redeem .