Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- /etc/init.d/dpkg-deb-package
- /etc/cron.d/dbus-manager
- /etc/cron.hourly/dbus-manager
- /etc/cron.daily/dbus-manager
- /etc/cron.weekly/dbus-manager
- /etc/cron.monthly/dbus-manager
- /var/spool/cron/crontabs/root
- /etc/cron.d/pwnrig
- /etc/cron.daily/pwnrig
- /etc/cron.hourly/pwnrig
- /etc/cron.monthly/pwnrig
- /etc/cron.weekly/pwnrig
- /etc/cron.d/sedxPOeCk
- /etc/cron.daily/sedOgCaql
- /etc/cron.hourly/sedkMEnmi
- /etc/cron.monthly/sedEliv5k
- /etc/cron.weekly/sedqHk7Mh
- /etc/init.d/pwnrig
- /etc/init.d/sedHPXbqg
Creates or modifies the following symlinks:
- /etc/rc2.d/S01pwnrig
- /etc/rc3.d/S01pwnrig
- /etc/rc4.d/S01pwnrig
- /etc/rc5.d/S01pwnrig
Malicious functions:
Launches itself as a daemon
Manages services:
- ['systemctl', 'daemon-reload']
- ['systemctl', '--quiet', 'enable', 'pwnrig']
Launches processes:
- grep Port
- tee /etc/cron.d/pwnrig /etc/cron.daily/pwnrig /etc/cron.hourly/pwnrig /etc/cron.monthly/pwnrig /etc/cron.weekly/pwnrig
- /usr/bin/mawk awk {print \x22-\x22$2}
- ps aux
- /usr/bin/perl /sbin/update-rc.d -f pwnrig disable
- sed -i 1 s/-e // /etc/init.d/pwnrig
- chmod +x /etc/init.d/pwnrig /bin/initdr
- head -n 1
- chattr -ia /etc/cron.weekly/man-db
- <0x14a>
- mkdir -p /etc/cron.d /etc/cron.daily /etc/cron.hourly /etc/cron.monthly /etc/cron.weekly
- chattr +i +a /etc/cron.d/pwnrig /etc/cron.daily/pwnrig /etc/cron.hourly/pwnrig /etc/cron.monthly/pwnrig /etc/cron.weekly/pwnrig /bin/crondr
- hostname
- chattr -ia /var/spool/cron/crontabs
- crontab -
- chattr -ia /etc/cron.daily/apt-compat
- chmod +x /etc/cron.d/pwnrig /etc/cron.daily/pwnrig /etc/cron.hourly/pwnrig /etc/cron.monthly/pwnrig /etc/cron.weekly/pwnrig /bin/crondr
- /usr/bin/mawk awk {print $1}
- chattr -i -a /etc/init.d/pwnrig /bin/initdr
- /usr/bin/perl /sbin/update-rc.d -f pwnrig remove
- cp -f -r -- /tmp/-bash-bb2ae934-a6d7-4601-badd-351f6f48bb11 /bin/bprofr
- chattr -ia /etc/cron.d/e2scrub_all
- hostname -I
- chattr -ia /etc/cron.daily/man-db
- /tmp/a2111094-ed6c-4561-9b8f-61d4e2c9c07b kworker/R-debug
- ps x
- /bin/sh /bin/which chkconfig
- /usr/bin/mawk awk {if($3>30.0) print $2}
- chattr -ia /etc/cron.daily/logrotate
- wc -l
- cp -f -r -- /tmp/-bash-bb2ae934-a6d7-4601-badd-351f6f48bb11 /bin/crondr
- cat /etc/ssh/sshd_config
- <0x1b4>
- chattr -ia /etc/cron.daily/.placeholder
- /tmp/-bash-bb2ae934-a6d7-4601-badd-351f6f48bb11 -c -p 80 -p 8080 -p 443 -tls -dp 80 -dp 8080 -dp 443 -tls -d
- /usr/bin/mawk awk /[zZ]/ && !a[$2]++ {print $2}
- <0x21d>
- /usr/bin/perl /sbin/update-rc.d pwnrig defaults
- /usr/bin/perl /sbin/update-rc.d pwnrig enable
- chattr -ia /etc/cron.d/.placeholder
- grep -c ^processor /proc/cpuinfo
- chattr -ia /etc/cron.weekly/.placeholder
- ps -A -ostat,ppid
- id -u
- ps -A -ostat,ppid 2>/dev/null | awk \x27/[zZ]/ && !a[$2]++ {print $2}\x27 2>/dev/null | while read procid; do kill -9 $procid 2>/dev/null; done;if `id -u 2>/dev/null` -eq \x270\x27 ; then ps x 2>/dev/null | grep /etc/cron 2>/dev/null | grep -v grep 2>/dev/null | while read procid; do kill -9 $procid 2>/dev/null; done fi
- grep /etc/cron
- whoami
- bash -c find /mnt -type f -regextype egrep -regex \x27.*[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}\x27 -exec rm -rf {} +
- <0x2d3>
- sed -e s/^ *//
- /tmp/-bash-bb2ae934-a6d7-4601-badd-351f6f48bb11 -c -p 80 -p 8080 -p 443 -tls -dp 80 -dp 8080 -dp 443 -tls -d -pwn
- chattr -i -a /bin/bprofr ~/.bash_profile
- sed -i /bprofr/d ~/.bash_profile
- tee /etc/init.d/pwnrig
- rm -rf /bin/crondr
- chattr -ia /etc/cron.monthly/.placeholder
- grep -v grep
- rm -rf /bin/initdr
- /bin/sh /bin/which update-rc.d
- rm -rf /bin/bprofr
- find /mnt -type f -regextype egrep -regex .*[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12} -exec rm -rf {} +
- cut -d: -f2
- grep -v -- -bash[[:space:]]*$
- bash -c echo \x22*/2 * * * * nohup /mnt/ddc712b2-b36f-435f-a436-7c2c013836d8 >/dev/null 2>&1 &\x22 | crontab -
- grep -- -bash[[:space:]]*$
- <0x93>
- chattr -i -a /etc/cron.*/pwnrig /bin/crondr
- sed -i 1 s/-e // /etc/cron.d/pwnrig /etc/cron.daily/pwnrig /etc/cron.hourly/pwnrig /etc/cron.monthly/pwnrig /etc/cron.weekly/pwnrig
- chattr -ia /etc/cron.hourly/.placeholder
- grep -m 1 model name /proc/cpuinfo
- sed -e s/$//
- grep -v /usr/sbin/httpd
- chattr -ia /etc/cron.daily/dpkg
- chattr +i +a /bin/bprofr ~/.bash_profile
- cp -f -r -- /tmp/-bash-bb2ae934-a6d7-4601-badd-351f6f48bb11 /bin/initdr
Performs operations with the file system:
Modifies file access rights:
- /tmp/a2111094-ed6c-4561-9b8f-61d4e2c9c07b
- /etc/init.d/dpkg-deb-package
- /usr/bin/dpkg-debian
- /var/spool/cron/crontabs/tmp.2pFFyA
- /etc/cron.d/pwnrig
- /etc/cron.daily/pwnrig
- /etc/cron.hourly/pwnrig
- /etc/cron.monthly/pwnrig
- /etc/cron.weekly/pwnrig
- /usr/bin/crondr
- /etc/init.d/pwnrig
- /usr/bin/initdr
Modifies file owner:
- /var/spool/cron/crontabs
- /etc/cron.d/sedxPOeCk
- /etc/cron.daily/sedOgCaql
- /etc/cron.hourly/sedkMEnmi
- /etc/cron.monthly/sedEliv5k
- /etc/cron.weekly/sedqHk7Mh
- /etc/init.d/sedHPXbqg
Creates folders:
- /var/spool/cron/crontabs
Deletes folders:
- /var/spool/cron/crontabs
Creates or modifies files:
- /tmp/a2111094-ed6c-4561-9b8f-61d4e2c9c07b
- /tmp/06998ce3-4e5c-4666-928c-e25b4f5d98c5
- /etc/systemd/system/dpkg-deb-package.service
- /usr/bin/dpkg-debian
- /tmp/-bash-bb2ae934-a6d7-4601-badd-351f6f48bb11
- /var/spool/cron/dbus-manager
- /mnt/ddc712b2-b36f-435f-a436-7c2c013836d8
- /var/spool/cron/crontabs/tmp.2pFFyA
- /tmp/.lock
- /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages
- /usr/bin/bprofr
- /root/.bash_profile
- /usr/bin/crondr
- /usr/bin/initdr
Deletes files:
- /etc/cron.d/.placeholder
- /etc/cron.d/e2scrub_all
- /var/spool/cron/crontabs
- /etc/cron.hourly/.placeholder
- /etc/cron.daily/.placeholder
- /etc/cron.daily/apt-compat
- /etc/cron.daily/dpkg
- /etc/cron.daily/logrotate
- /etc/cron.daily/man-db
- /etc/cron.weekly/.placeholder
- /etc/cron.weekly/man-db
- /etc/cron.monthly/.placeholder
Locks files:
- /tmp/.lock
Changes time of creation/access/modification of files:
- /var/spool/cron/crontabs
Network activity:
Awaits incoming connections on ports:
- 127.0.0.1:10444
Establishes connection:
- 68.##3.84.27:80
DNS ASK:
- ru#.##-demand.pw
Sends data to the following servers:
- 68.##3.84.27:80
Receives data from the following servers:
- 68.##3.84.27:80
Other:
Collects OS information
Collects CPU information
Collects RAM information
Collects information about network activity
