Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- /etc/init.d/dnsconfig
- /var/spool/cron/crontabs/root
Creates or modifies the following symlinks:
- /etc/rc0.d/S99dnsconfig
- /etc/rc1.d/S99dnsconfig
- /etc/rc2.d/S99dnsconfig
- /etc/rc3.d/S99dnsconfig
- /etc/rc4.d/S99dnsconfig
- /etc/rc5.d/S99dnsconfig
- /etc/rc6.d/S99dnsconfig
Malicious functions:
Launches itself as a daemon
Manages services:
- ['systemctl', 'daemon-reload']
- ['systemctl', 'enable', 'dnsconfigs.service']
Launches processes:
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rc1.d/S99dnsconfig > /dev/null 2>&1
- crontab /var/tmp/.recoverys
- ln -sf /etc/init.d/dnsconfig /etc/rc5.d/S99dnsconfig
- ln -sf /etc/init.d/dnsconfig /etc/rc.d/S99dnsconfig
- ln -sf /etc/init.d/dnsconfig /etc/rc0.d/S99dnsconfig
- /bin/sh -c mount -o bind /tmp/nginx_server /proc/499/ > /dev/null 2>&1
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rc5.d/S99dnsconfig > /dev/null 2>&1
- /bin/sh -c ln -sf /etc/rc.d/init.d/dnsconfigs /etc/rc.d/S99dnsconfigs > /dev/null 2>&1
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rc0.d/S99dnsconfig > /dev/null 2>&1
- ln -sf /etc/init.d/dnsconfig /etc/rc4.d/S99dnsconfig
- ln -sf /etc/init.d/dnsconfig /etc/rc6.d/S99dnsconfig
- ln -sf /etc/init.d/dnsconfig /etc/rc1.d/S99dnsconfig
- /bin/sh -c systemctl enable dnsconfigs.service > /dev/null 2>&1
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rc.d/S99dnsconfig > /dev/null 2>&1
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rcS.d/S99dnsconfig > /dev/null 2>&1
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rc4.d/S99dnsconfig > /dev/null 2>&1
- ln -sf /etc/rc.d/init.d/dnsconfigs /etc/rc.d/S99dnsconfigs
- mount -o bind /tmp/nginx_server /proc/490/
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rc3.d/S99dnsconfig > /dev/null 2>&1
- /bin/sh -c crontab /var/tmp/.recoverys
- mount -o bind /tmp/nginx_server /proc/499/
- ln -sf /etc/init.d/dnsconfig /etc/rcS.d/S99dnsconfig
- /bin/sh -c mount -o bind /tmp/nginx_server /proc/490/ > /dev/null 2>&1
- cp -f <SAMPLE_FULL_PATH> /var/tmp/nginx_kel
- /bin/sh -c systemctl daemon-reload > /dev/null 2>&1
- ln -sf /etc/init.d/dnsconfig /etc/rc3.d/S99dnsconfig
- ln -sf /etc/init.d/dnsconfig /etc/rc2.d/S99dnsconfig
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rc6.d/S99dnsconfig > /dev/null 2>&1
- /bin/sh -c ln -sf /etc/init.d/dnsconfig /etc/rc2.d/S99dnsconfig > /dev/null 2>&1
Performs operations with the file system:
Modifies file access rights:
- /var/tmp/nginx_kel
- /etc/init.d/dnsconfig
- /var/spool/cron/crontabs/tmp.ZYjkS1
Creates folders:
- /tmp/nginx_server
Creates symlinks:
- /etc/rcS.d/S99dnsconfig
Creates or modifies files:
- /var/tmp/nginx_kel
- /var/tmp/.recoverys
- /tmp/server_session.lock
- /var/spool/cron/crontabs/tmp.ZYjkS1
- /etc/systemd/system/dnsconfigs.service
Mounts file systems:
- /tmp/nginx_server
Changes time of creation/access/modification of files:
- /var/spool/cron/crontabs
Network activity:
Establishes connection:
- 8.#.8.8:53
- 12#.#.15.28:123
- 11#.##4.114.114:53
- 14#.##.12.176:24150
- 13#.#95.4.2:53
- 19#.#.165.37:53
- 8.#.4.4:53
- 54.##.111.116:53
- 1.#.1.1:53
- 1.#.0.1:53
- 65.###.202.53:17560
- 94.###.43.254:53
DNS ASK:
- ad######8f.dontargetme.nl
- ad#####08f.session.oss
- ad#####08f.session.geek
- ad#####08f.duckdns.org
- ad###4408f.geek
- ad###4408f.oss
- ad#######f.chickenkiller.com
- ad######8f.accesscam.org
- ad#####08f.casacam.net
- ad#####08f.ddnsfree.com
- ad####408f.mooo.com
- ad######8f.strangled.net
- ad######8f.ignorelist.com
- ad###4408f.ru
- ad###4408f.nl
- ad###4408f.xyz
- ad#######f.websersaiosnginxo.ru
Sends data to the following servers:
- 12#.#.15.28:123
- 65.###.202.53:17560
Receives data from the following servers:
- 12#.#.15.28:123
- 14#.##.12.176:24150
