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Linux.BackDoor.Tsunami.1115

Added to the Dr.Web virus database: 2019-08-23

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates or modifies the following files:
  • /var/spool/cron/crontabs/root
Malicious functions:
Launches itself as a daemon
Launches processes:
  • sh -c (crontab -l| grep -v c855a922; echo \"*/10 * * * * /root/c855a922 >/dev/null 2>&1\") | crontab -
  • grep -v c855a922
  • crontab -l
  • crontab -
  • /root/c855a922
Performs operations with the file system:
Modifies file access rights:
  • /var/spool/cron/crontabs/tmp.fMOOik
Creates or modifies files:
  • <SAMPLE_FULL_PATH>
  • /var/spool/cron/crontabs/tmp.fMOOik
Network activity:
Establishes connection:
  • 127.0.0.1:2525
DNS ASK:
  • ww##.omfg.pw

Curing recommendations


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