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
Substitutes application name for:
- /etc/passwd
Manages services:
- ['/bin/systemctl', 'enable', 'bot']
Launches processes:
- /bin/sh -c (crontab -l 2>/dev/null; echo \x22@reboot /bin/bash -c \x27<SAMPLE_FULL_PATH>\x27\x22) | crontab -
- crontab -
- crontab -l
- /bin/sh -c /bin/systemctl enable bot
Kills the following processes:
- <SAMPLE>
Performs operations with the file system:
Modifies file access rights:
- /var/spool/cron/crontabs/tmp.Hekzg3
Creates or modifies files:
- /dev/full
- /var/spool/cron/crontabs/tmp.Hekzg3
- /root/.bashrc
- /lib/systemd/system/bot.service
Changes time of creation/access/modification of files:
- /var/spool/cron/crontabs
Network activity:
Awaits incoming connections on ports:
- 127.0.0.1:4161
Establishes connection:
- 8.#.8.8:53
- 1.#.1.1:53
- 14#.##.7.49:1290
DNS ASK:
- ex###cam.pro
Sends data to the following servers:
- 12#.###.201.233:37215
- 15#.##.189.114:37215
- 14#.##.7.49:1290
Receives data from the following servers:
- 14#.##.7.49:1290