Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- /etc/init.d/wipefs
- /etc/rc.d/rc*.d/S01wipefs
- /etc/crontab
Creates or modifies the following symlinks:
- /etc/init.d/wipefs
- /etc/rc0.d/S01wipefs
- /etc/rc1.d/S01wipefs
- /etc/rc2.d/S01wipefs
- /etc/rc3.d/S01wipefs
- /etc/rc4.d/S01wipefs
- /etc/rc5.d/S01wipefs
- /etc/rc6.d/S01wipefs
Malicious functions:
Launches itself as a daemon
Replaces the following system files:
- /bin/ss
- /bin/netstat
Launches processes:
- sh -c
- sh -c /tmp/tmpnam_aGgjHL upgrade >/dev/null 2>&1; rm /tmp/tmpnam_aGgjHL >/dev/null 2>&1
- cp -f <SAMPLE_FULL_PATH> /bin/wipefs
- /tmp/tmpnam_aGgjHL upgrade
- /bin/sh ##which ss 1>/dev/null 2>&1
- which ss
- /bin/sh ##which ss
- ln -fs /bin/wipefs /etc/init.d/wipefs
- ln -fs /etc/init.d/wipefs /etc/rc0.d/S01wipefs
- ln -fs /etc/init.d/wipefs /etc/rc1.d/S01wipefs
- ln -fs /etc/init.d/wipefs /etc/rc2.d/S01wipefs
- ln -fs /etc/init.d/wipefs /etc/rc3.d/S01wipefs
- ln -fs /etc/init.d/wipefs /etc/rc4.d/S01wipefs
- ln -fs /etc/init.d/wipefs /etc/rc5.d/S01wipefs
- /bin/sh ##which netstat 1>/dev/null 2>&1
- ln -fs /etc/init.d/wipefs /etc/rc6.d/S01wipefs
- which netstat
- ln -fs /etc/init.d/wipefs /etc/rc.d/rc0.d/S01wipefs
- ln -fs /etc/init.d/wipefs /etc/rc.d/rc1.d/S01wipefs
- ln -fs /etc/init.d/wipefs /etc/rc.d/rc2.d/S01wipefs
- /bin/sh ##chattr -i /bin/ddus-uidgen /etc/init.d/acpidtd /etc/rc.d/rc*.d/S01acpidtd /bin/ss /bin/scss /bin/netstat /bin/scnetstat 1>/dev/null 2>&1
- ln -fs /etc/init.d/wipefs /etc/rc.d/rc3.d/S01wipefs
- chattr -i /bin/ddus-uidgen /etc/init.d/acpidtd /etc/rc.d/rc*.d/S01acpidtd /bin/ss /bin/scss /bin/netstat /bin/scnetstat
- ln -fs /etc/init.d/wipefs /etc/rc.d/rc4.d/S01wipefs
- ln -fs /etc/init.d/wipefs /etc/rc.d/rc5.d/S01wipefs
- /bin/sh ##chmod +x /bin/scss 1>/dev/null 2>&1;
- ln -fs /etc/init.d/wipefs /etc/rc.d/rc6.d/S01wipefs
- chmod +x /bin/scss
- ##cp -f /tmp/tmpnam_aGgjHL /bin/ss 1>/dev/null 2>&1;touch -r /bin/sh /bin/ss /bin/scss 1>/dev/null 2>&1;
- touch -r /bin/sh /bin/wipefs /etc/init.d/wipefs /etc/rc.d/rc*.d/S01wipefs
- cp -f /tmp/tmpnam_aGgjHL /bin/ss
- sh -c echo '0 */12 * * * root /bin/wipefs' >> /etc/crontab
- sh -c sysctl -w vm.nr_hugepages=128 >/dev/null 2>&1
- touch -r /bin/sh /bin/ss /bin/scss
- sysctl -w vm.nr_hugepages=128
- sh -c sysctl -p >/dev/null 2>&1
- sysctl -p
- /bin/sh ##chattr +i /bin/ddus-uidgen /etc/init.d/acpidtd /etc/rc.d/rc*.d/S01acpidtd /bin/ss /bin/scss /bin/netstat /bin/scnetstat 1>/dev/null 2>&1
- chattr +i /bin/ddus-uidgen /etc/init.d/acpidtd /etc/rc.d/rc*.d/S01acpidtd /bin/ss /bin/scss /bin/netstat /bin/scnetstat
- /bin/sh ##chmod +x /bin/scnetstat 1>/dev/null 2>&1;
- chmod +x /bin/scnetstat
- ##cp -f /tmp/tmpnam_aGgjHL /bin/netstat 1>/dev/null 2>&1;touch -r /bin/sh /bin/netstat /bin/scnetstat 1>/dev/null 2>&1;
- cp -f /tmp/tmpnam_aGgjHL /bin/netstat
- touch -r /bin/sh /bin/netstat /bin/scnetstat
- rm /tmp/tmpnam_aGgjHL
Performs operations with the file system:
Modifies file access rights:
- /tmp/tmpnam_aGgjHL
- /bin/scss
- /bin/scnetstat
Creates or modifies files:
- /etc/resolv.conf
- /tmp/tmpnam_aGgjHL
- /bin/wipefs
- /bin/scss
- /proc/sys/vm/nr_hugepages
- /tmp/tmplog
- /bin/scnetstat
Deletes files:
- /tmp/tmpnam_aGgjHL
Network activity:
Establishes connection:
- 21#.##9.46.87:443
DNS ASK:
- xm#.##ypto-pool.fr
Sends data to the following servers:
- 21#.##9.46.87:443
Receives data from the following servers:
- 21#.##9.46.87:443
Other:
Collects CPU information