(86)592-530-0188
Another widespread ransomware "Petya" appeared on Jun 27 and attack several enterprises in some countries especially Russia and Ukraine.
The "Petya" is similar with WannaCry that encrypts files in victim's computer then threaten him/her to pay $300 for decryption .
How to secure your computer? Meiya Pico summarized the methods and shares them here:
For users:
1 Patch the MS17-010 to Windows operating system
2 Install Anti-virus software
3 Don not click the links or attachment in email sent by unknown source
4 Backup important files to different storage mediums
5 Keep good habit such as don't download unknown or suspecious software from Internet
For IT engineer:
1 Disable the port 135/137/138/139/445 in the firewall and isolate the Internet
2 Disable the port 135/137/138/139/445 in switches
3 Restrict the port 135/137/138/139/445 in activity management
4 Disable the port 135/137/138/139/445 in working computer to avide the infection of virus
BTW, If your PC has been affected by WannaCry and Petya, you can also try download Meiya Pico's Forensics Master and Recovery Master to rescue the deleted data.