Technical Information
Malicious functions:
Launches itself as a daemon
Substitutes application name for:
- /var/Sofia
Modifies firewall settings:
- iptables -F
Manages services:
- systemctl -p CanReload show cron.service
- systemctl -p LoadState show cron.service
Launches processes:
- /bin/sh -c iptables -F >/dev/null 2>&1
- /bin/sh -c /etc/init.d/cron stop >/dev/null 2>&1
- /etc/init.d/cron stop
- run-parts --lsbsysinit --list /lib/lsb/init-functions.d
- readlink -f /etc/init.d/cron
- systemctl -p CanReload show cron.service
- systemctl -p LoadState show cron.service
- /bin/systemctl stop cron.service
- /bin/echo -e failed!
- /bin/sh -c /etc/init.d/crond stop >/dev/null 2>&1
- /etc/init.d/crond stop
Kills system processes:
- sshd
Performs operations with the file system:
Modifies file access rights:
- /bin/systemctl
Deletes files:
- /dev/zero
Network activity:
Awaits incoming connections on ports:
- 0.0.0.0:4833
Establishes connection:
- 8.#.8.8:53
Attacks using a special dictionary (brute-force technique) via the Telnet protocol.
