Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- /var/spool/cron/crontabs/root
Malicious functions:
Removes itself
Gets access to SSH keys
- /root/.ssh/java/bin/Jserv
Substitutes application name for:
- softd/2
Launches processes:
- sh -c ( crontab -l | grep -v -F \"/root/.ssh/java/bin/Jserv\" ; echo \"0 8 * * * ('/root/.ssh/java/bin/Jserv' &) >/dev/null 2>&1 \" ) | crontab - >/dev/null 2>&1
- crontab -
- crontab -l
- grep -v -F /root/.ssh/java/bin/Jserv
- /root/.ssh/java/bin/Jserv
Performs operations with the file system:
Modifies file access rights:
- /root/.ssh/java/bin/Jserv
- /var/spool/cron/crontabs/tmp.DY7stH
Creates folders:
- /root/.ssh
- /root/.ssh/java
- /root/.ssh/java/bin
Creates or modifies files:
- /var/spool/cron/crontabs/tmp.DY7stH
- /tmp/.edv
Network activity:
Establishes connection:
- <LOCAL_DNS_SERVER>
- 13#.##2.58.101:443
DNS ASK:
- za#####saservice.com