/tmp/yarn process is utilizing high CPU

[#1]

Hi Team,

We have noticed that /tmp/yan process is utilizing high CPU, please let know why this is happening?

Let me know if you need any further details.

[#2]

Hi Team,

As of now we are killing /tmp/yarn process to stabilize the CPU utilization, please help us on this.

[#3]

top-usage.png

[#4]

@Geoffrey Shelton Okot

Could you please help us on this issue?

Regards,

Deepak

[#5]

This is related to attack by crytocurrency minners. you can check details on article https://labitacoranet.wordpress.com/2018/05/16/forensic-analysis-of-a-cryptocurrency-mining-attack-i....

You need to first check all crontab and clean it.

for /tmp/yarn , check yarn-env.sh and remove any curl.

Regards,

Harshal