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Linux.Siggen.1287

Added to the Dr.Web virus database: 2018-12-10

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates or modifies the following files:
  • /var/spool/cron/crontabs/root
  • /etc/rc.local
Creates or modifies the following symlinks:
  • /etc/rc6.d/S20loop
Malicious functions:
Launches processes:
  • /root/.loop
  • /root/.conn
  • sh -c crontab -l
  • crontab -l
  • sh -c (echo \"*/5 * * * * /root/.loop\" ; crontab -l)| crontab > /dev/null
  • crontab
  • /root/.LTMP #
Kills the following processes:
  • /root/.conn
Performs operations with the file system:
Modifies file access rights:
  • /root/.loop
  • /root/.conn
  • /var/spool/cron/crontabs/tmp.4ttNUP
  • /var/spool/cron/crontabs/tmp.pjHjlO
  • /tmp/rc.local1
  • /root/.RTMP
  • /root/.LTMP
Creates or modifies files:
  • /root/.loop
  • /root/.conn
  • /root/.hash
  • /var/spool/cron/crontabs/tmp.pjHjlO
  • /var/spool/cron/crontabs/tmp.4ttNUP
  • /tmp/rc.local1
  • /root/.LTMP
  • /root/.RTMP
Deletes files:
  • /root/.loop
  • /root/.conn
  • /root/.LTMP
  • /root/.RTMP
  • /tmp/rc.local1
Network activity:
Establishes connection:
  • 13#.###.219.208:3333
HTTP GET requests:
  • 13#.###.219.208/d/conn32
  • http://###.###.###.#########.##############################################372D636B7432302028726F6F7440626F782D616D6436342920286763632076657273696F6E20342E392E32202844656269616E20342E392E322D313029202920233220534D502053756E204D61722032302031323A32323A3537204D534B2032303136&
  • 13#.###.219.208/l_version
  • 13#.###.219.208/d/ft64
Other:
Collects OS information
Collects CPU information

Curing recommendations


Linux

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