MALW_TinyShell_Backdoor_gen.yar

Create Maldoc_Word_2007_XML_Flat_OPC.yar

Readme file -  small typo Error

Create APT_APT15.yar

Create RANSOM_SamSam.yar

Create APT_EnergeticBear_backdoored_ssh.yar

Create MALW_Kwampirs.yar

MInor spelling and grammar changges

Create RANSOM_GPGQwerty.yar

add new rule for Sigma ransomware

from https://securelist.com/energetic-bear-crouching-yeti/85345/

https://www.symantec.com/blogs/threat-intelligence/orangeworm-targets-healthcare-us-europe-asia

Minor adjustments to improve comprehensibility.

Adding all rules from https://www.us-cert.gov/HIDDEN-COBRA-North-Korean-Malicious-Cyber-Activity

from https://securingtomorrow.mcafee.com/mcafee-labs/ransomware-takes-open-source-path-encrypts-gnu-privacy-guard/

https://www.nccgroup.trust/us/about-us/newsroom-and-events/blog/2018/march/apt15-is-alive-and-strong-an-analysis-of-royalcli-and-royaldns/

new rule for Shifu/Shis malware

Create APT_DPRK_ROKRAT.yar

Rules from https://www.carbonblack.com/2018/02/27/threat-analysis-rokrat-malware/