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Linux.Siggen.1664
Added to the Dr.Web virus database:
2019-05-08
Virus description added:
2019-05-08
Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
/etc/init.d/netdns
/etc/init.d/.depend.boot
/etc/init.d/.depend.start
/etc/init.d/.depend.stop
Creates or modifies the following symlinks:
/etc/rc0.d/K01netdns
/etc/rc1.d/K01netdns
/etc/rc2.d/S01netdns
/etc/rc3.d/S01netdns
/etc/rc4.d/S01netdns
/etc/rc5.d/S01netdns
/etc/rc6.d/K01netdns
Malicious functions:
Launches itself as a daemon
Manages services:
systemctl enable netdns
/usr/sbin/update-rc.d netdns defaults
systemctl daemon-reload
Launches processes:
<SAMPLE_FULL_PATH> [bioset]
<SAMPLE_FULL_PATH> [edac-poller]
/bin/bash -c chattr -i /usr/lib/systemd/system/netdns.service
chattr -i /usr/lib/systemd/system/netdns.service
/bin/bash -c chkconfig --add netdns
/bin/bash -c systemctl enable netdns
/sbin/insserv netdns
Performs operations with the file system:
Creates or modifies files:
/tmp/.XIMunix
/usr/sbin/kerberods
/usr/lib/systemd/system/netdns.service
Locks files:
Curing recommendations
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