yielded $ 1,077 last year , new research shows , representing a 266 percent spike from a year earlier . The reason for the landmark year for hackers ? Many ransomware victims readily payAttack.Ransomthe price . The number of attacks , varieties of distinct malware and money lost ballooned as ransomware became one of the top tactics of attackers , according to new research from the security firm Symantec . Some of the most high-profile ransomware incidentsAttack.Ransomof the last year include San Francisco ’ s Muni getting hitAttack.Ransom, Washington D.C. ’ s police department being breachedAttack.Databreachjust before inauguration and a Los Angeles college payingAttack.Ransoma $ 28,000 ransomAttack.Ransom. Hoping to turn the tide against the billion-dollar ransomware industry , last year the FBI urged businesses to alert authorities and not pay upAttack.Ransom. Instead , most keep attacksAttack.Ransoma secret , paying offAttack.Ransomhackers 70 percent of the time . That behavior only increases the sweet spot for demandsAttack.Ransom, as criminals seek the highest possible ransomAttack.Ransomwhile trying to avoid the attention of law enforcement . Economists say hackers who apply more sophisticated pricing techniques “ could lead to dramatic increases in profits at relatively little costs . ” The highest demandAttack.Ransomseen in public during the last was $ 28,730 from MIRCOP ransomware . It ’ s not clear if anyone actually paid offAttack.Ransomthose specific hackers . In private , however , higher ransomsAttack.Ransomare finding success when hackers successfully target the right companies . An IBM Security study from December 2016 found that over half of the businesses they surveyed said they had already paidAttack.Ransomover $ 10,000 in ransomAttack.Ransomwhile 20 percent said they ’ d paidAttack.Ransomover $ 40,000 . Globally , 34 percent of victims end up paying ransomAttack.Ransom. American victims , however , pay at a rate of 64 percent , according to Norton . “ That ’ s a phenomenal number , ” Symantec ’ s Kevin Haley told CyberScoop . “ I always compare it to direct mail where if you get a 1 percent rate you ’ re doing really good . These guys get a 34 percent return rate . Extortion really paysAttack.Ransom. ” The twist of the knife comes when only 47 percent of victims who pay the ransomAttack.Ransomactually recover any files . “ If so many people are willing to pay the ransomAttack.Ransom, there ’ s no reason for the price to come down , ” Haley said . “ In fact , it ’ s only going to go up . We may see that average go even higher until that price ceiling is discovered when so many people aren ’ t willing to pay that much . But we haven ’ t hit it yet . ”