Tag: encrypt

Trends in Android ransomware

February 20, 2017

2016 brought some interesting developments to the Android ransomware scene, seeing ransomware emerge as one of the most pressing cybersecurity issues on the mobile platform. Authors of lock-screen ransomware, as well as file-encrypting “crypto-ransomware”, used copycat techniques proven effective in desktop malware, as well as develop their own sophisticated methods specifically designed for Android users. … More Trends in Android ransomware

KillDisk now targeting Linux: Demands $250K ransom, but can’t decrypt

January 5, 2017

ESET researchers have discovered a Linux variant of the KillDisk malware that was used in Ukraine in attacks against the country’s critical infrastructure in late 2015 and against a number of targets within its financial sector in December 2016. This new variant renders Linux machines unbootable, after encrypting files and requesting a large ransom. But … More KillDisk now targeting Linux: Demands $250K ransom, but can’t decrypt

Android ransomware spreads further, with new methods in its toolbox

December 5, 2016

Ransomware seems to have maintained its attractiveness amongst cybercriminals, steadily growing on multiple platforms – including mobile since 2014. Android users have been targeted by various types of this extorting malware, most frequently by the police ransomware, trying to scare victims into paying up after (falsely) accusing them of harvesting illegal content on their devices. … More Android ransomware spreads further, with new methods in its toolbox