JavaScript support is required for our site to be fully operational in your browser.
Linux.Mirai.3484
Added to the Dr.Web virus database:
2019-10-09
Virus description added:
2019-10-09
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:
Launches processes:
sh -c crontab -l | grep <SAMPLE_FULL_PATH> || (crontab -l ; echo \"* * * * * <SAMPLE_FULL_PATH> > /dev/null 2>&1 &\") | crontab - > /dev/null 2>&1 &
sh -c cp -f <SAMPLE_FULL_PATH> /dev/shm/<SAMPLE>
grep <SAMPLE_FULL_PATH>
crontab -l
cp -f <SAMPLE_FULL_PATH> /dev/shm/<SAMPLE>
crontab -
sh -c crontab -l | grep /dev/shm/<SAMPLE> || (crontab -l ; echo \"* * * * * /dev/shm/<SAMPLE> > /dev/null 2>&1 &\") | crontab - > /dev/null 2>&1 &
sh -c cp -f <SAMPLE_FULL_PATH> /var/tmp/<SAMPLE>
grep /dev/shm/<SAMPLE>
cp -f <SAMPLE_FULL_PATH> /var/tmp/<SAMPLE>
sh -c crontab -l | grep /var/tmp/<SAMPLE> || (crontab -l ; echo \"* * * * * /var/tmp/<SAMPLE> > /dev/null 2>&1 &\") | crontab - > /dev/null 2>&1 &
sh -c cp -f <SAMPLE_FULL_PATH> /var/lock/<SAMPLE>
grep /var/tmp/<SAMPLE>
cp -f <SAMPLE_FULL_PATH> /var/lock/<SAMPLE>
sh -c crontab -l | grep /var/lock/<SAMPLE> || (crontab -l ; echo \"* * * * * /var/lock/<SAMPLE> > /dev/null 2>&1 &\") | crontab - > /dev/null 2>&1 &
sh -c cp -f <SAMPLE_FULL_PATH> /var/run/<SAMPLE>
grep /var/lock/<SAMPLE>
cp -f <SAMPLE_FULL_PATH> /var/run/<SAMPLE>
sh -c crontab -l | grep /var/run/<SAMPLE> || (crontab -l ; echo \"* * * * * /var/run/<SAMPLE> > /dev/null 2>&1 &\") | crontab - > /dev/null 2>&1 &
grep /var/run/<SAMPLE>
Performs operations with the file system:
Modifies file access rights:
/var/spool/cron/crontabs/tmp.zw9PCc
/var/spool/cron/crontabs/tmp.MeP6pi
/var/spool/cron/crontabs/tmp.nWUQev
/var/spool/cron/crontabs/tmp.SD3OTp
/var/spool/cron/crontabs/tmp.wlUE2l
Creates or modifies files:
/dev/shm/<SAMPLE>
/var/spool/cron/crontabs/tmp.MeP6pi
/usr/bin/crontab
/var/spool/cron/crontabs/tmp.zw9PCc
/var/tmp/<SAMPLE>
/var/lock/<SAMPLE>
/run/lock/<SAMPLE>
/var/spool/cron/crontabs/tmp.nWUQev
/var/run/<SAMPLE>
/run/<SAMPLE>
/var/spool/cron/crontabs/tmp.SD3OTp
/var/spool/cron/crontabs/tmp.wlUE2l
Network activity:
Awaits incoming connections on ports:
Establishes connection:
Connects to the following servers over the IRC protocol:
Server: 18#.#1.149.22; Command: NICK ARM|c|1|727173|box-armhf
\n
Server: 18#.#1.149.22; Command: USER mb localhost 0 :2018
\n
Server: 18#.#1.149.22; Command: PONG :703C1701
\n
Server: 18#.#1.149.22; Command: JOIN #s
\n
Curing recommendations
Linux
Free trial
One month (no registration) or three months (registration and renewal discount)
By continuing to use this website, you are consenting to Doctor Web’s use of cookies and other technologies related to the collection of visitor statistics. Learn more
OK