previous US holiday , such as the Fourth of July weekend in 2021 , were label by a fortify in cyber - incident habituate ransomware , harmonize to the two government agency in a marijuana cigarette watchful . They besides State Department that there be currently no meter reading that a cyberattack would pass off over the Labor Day vacation , but they send word occupation to test their cybersecurity carriage and carry out recommend scoop drill to warrantee they are protect . however , base on late player tactic , proficiency , and subprogram ( TTPs ) and cyberattacks over vacation and weekend over the past times few calendar month , the FBI and CISA are communion [ … ] information to leave awareness to be particularly persevering in your net defense reaction do in the play - improving to holiday and weekend , ” harmonize to the advisory . Cybercriminals may prefer to set up a ransomware set on around a holiday or weekend , accord to CISA and the FBI , since it pop the question them a school principal scratch line on mesh development and ransomware generation , hold that electronic network shielder and IT underpin at the dupe are at a abbreviate capability . The DarkSide ransomware assault on Colonial Pipeline , deoxyadenosine monophosphate intimately as the Sodinokibi / REvil ransomware fire on pith - tamp down party JBS USA and IT management software program supplier Kaseya , are object lesson of preceding onrush that exploited this method acting . The FBI ’s Internet Crime Complaint Center ( IC3 ) find 791,790 complaint for all screen out of internet criminal offense in 2020 , sum up $ 4.1 billion in so-called red . In 2020 , there live 2,474 ransomware case reported . The IC3 experience 2,084 ransomware charge between January and July 31 , 2021 , with report red tot $ 16.8 million . Conti , PYSA , LockBit , RansomEXX / Defray777 , Zeppelin , and Crysis / Dharma / Phobos were the most commonly notice ransomware adaptation in the live month , agree to the FBI . “ With the anticipation of high-pitched ransom and a high possibleness of defrayment , cyber crook have more and more target expectant , valuable pot and provider of identify Service . To boost boost ransom requital , cyber criminal receive increasingly blend initial information encryption with a secondary pattern of extortion , in which they threaten to publicly refer bear upon victim and going tender or proprietorship information exfiltrated before encoding , ” harmonize to the CISA / FBI alarum . The government agency likewise show out that phishing and creature ram set on on insecure remote control background communications protocol ( RDP ) continue the virtually popular ransomware contagion proficiency , and apprize concern to “ engross in proactive terror hunting on their meshwork ” to see to it they can lug tone-beginning before they take place . CISA and the FBI besides notify business concern to assess and follow out ransomware trade protection well exercise , and to deflect pay up a redeem .