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Linux.Siggen.2016
Added to the Dr.Web virus database:
2019-07-21
Virus description added:
2019-07-21
Technical Information
Malicious functions:
Launches itself as a daemon
Substitutes application name for:
Modifies firewall settings:
Launches processes:
sh -c chattr -R -i /tmp/* ; rm -rf /tmp/.* ; rm -rf /tmp/* ; crontab -r ; for i in `atq | awk '{print $1}'`; do atrm $i; done ; rm -rf /dev/shm/* ; rm -rf /dev/shm/* ; rm -rf /var/tmp/* ; rm -rf /var/tmp/.* ; chattr -R -i /var/spool/*/* ; rm -rf /var/spool/*/*/* ; mkdir /tmp ; >/dev/null 2>&1
chattr -R -i /tmp/*
rm -rf /tmp/. /tmp/.. /tmp/.ICE-unix /tmp/.Test-unix /tmp/.X11-unix /tmp/.XIM-unix /tmp/.font-unix
rm -rf /tmp/*
crontab -r
atq
awk {print $1}
rm -rf /dev/shm/*
sh -c iptables -F ; iptables-save >/dev/null 2>&1
rm -rf /var/tmp/*
rm -rf /var/tmp/. /var/tmp/..
chattr -R -i /var/spool/cron/atjobs /var/spool/cron/atspool /var/spool/cron/crontabs /var/spool/exim4/db /var/spool/exim4/input /var/spool/exim4/msglog
sh -c /root/exesbr
/root/exesbr
rm -rf /var/spool/exim4/input/1ahTzp-0002FZ-0L-D /var/spool/exim4/input/1ahUKa-0002Fm-0o-D
mkdir /tmp
iptables-save
sh -c chattr -R -i /tmp/* ; rm -rf /tmp/.* ; rm -rf /tmp/* ; for i in `atq | awk '{print $1}'`; do atrm $i; done ; rm -rf /dev/shm/* ; rm -rf /dev/shm/* ; rm -rf /var/tmp/* ; rm -rf /var/tmp/.* ; chattr -R -i /var/spool/*/* ; rm -rf /var/spool/*/*/* ; >/dev/null 2>&1
rm -rf /tmp/. /tmp/..
sh -c /root/lomg lomg
/root/lomg lomg
sh -c /root/iilkqr xjwu
/root/iilkqr xjwu
sh -c /root/nskvsrpn
/root/nskvsrpn
Kills system processes:
Kills the following processes:
run.sh
bash
systemd
(sd-pam)
/bin/sh
/bin/rm
Performs operations with the file system:
Modifies file access rights:
/usr/bin/wget
/dev/urandom
/usr/bin/perl
/usr/bin/python3.4
/usr/bin/python2.7
/usr/bin/mawk
/usr/bin/xargs
/bin/sed
/root/exesbr
/usr/bin/crontab
/usr/bin/at
/root/lomg
/root/iilkqr
/root/nskvsrpn
Creates or modifies files:
/root/exesbr
/root/lomg
/root/iilkqr
/root/p
/root/nskvsrpn
Deletes files:
/tmp/*
/dev/shm/*
/var/tmp/*
/var/spool/exim4/input/1ahTzp-0002FZ-0L-D
/usr/bin/at
/root/iilkqr
/root/p
Network activity:
HTTP GET requests:
18#.##5.169.6/jp/jj
16#.##.69.25/j/fst
16#.##.69.25/j/jrd
16#.##.69.25/j/lmmml
Curing recommendations
Linux
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