Linux.Siggen.3788
Added to the Dr.Web virus database:
2021-03-17
Virus description added:
2021-03-17
Technical Information
Malicious functions:
Substitutes application name for:
Modifies firewall settings:
- iptables -F
- /sbin/iptables -F
- /sbin/iptables -X
Manages services:
- service iptables stop
- systemctl stop iptables.service
- service firewalld stop
- systemctl stop firewalld.service
Launches processes:
- fuser
- rm -rf /tmp/* /var/* /var/run/* /var/tmp/*
- rm -rf /bin/netstat
- rm -rf ~/.bash_history
- sh -c mv /etc/rc.bak /etc/rc.local
- mv /etc/rc.bak /etc/rc.local
- sh -c mv /etc/init.d/rcS.bak /etc/init.d/rcS
- mv /etc/init.d/rcS.bak /etc/init.d/rcS
Performs operations with the file system:
Deletes files:
- /tmp/*
- /var/*
- /var/run/*
- /var/tmp/*
- /bin/netstat
- /root/.bash_history
Network activity:
Awaits incoming connections on ports:
Establishes connection:
Curing recommendations
Linux
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