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Linux.Siggen.2671

Added to the Dr.Web virus database: 2020-04-10

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
Manages services:
  • service --status-all
Launches processes:
  • sh -c (crontab -l| grep -v c855a922; echo \"*/10 * * * * /root/c855a922 >/dev/null 2>&1\") | crontab -
  • crontab -
  • crontab -l
  • grep -v c855a922
  • /root/c855a922
  • sh -c service --status-all | grep + | tail -n 1
  • grep +
  • tail -n 1
Performs operations with the file system:
Modifies file access rights:
  • /var/spool/cron/crontabs/tmp.hPLHi1
Creates or modifies files:
  • <SAMPLE_FULL_PATH>
  • /var/spool/cron/crontabs/tmp.hPLHi1
Other:
Collects RAM information

Curing recommendations


Linux

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