Technical Information
Malicious functions:
Launches itself as a daemon
Substitutes application name for:
- telnetd
Modifies firewall settings:
- iptables -A INPUT -p tcp --destination-port 23 -j DROP
- iptables -A INPUT -p tcp --destination-port 7547 -j DROP
- iptables -A INPUT -p tcp --destination-port 5555 -j DROP
- iptables -A INPUT -p tcp --destination-port 5358 -j DROP
- iptables -D INPUT -j CWMP_CR
- iptables -X CWMP_CR
- iptables -I INPUT -p udp --dport 25522 -j ACCEPT
Launches processes:
- sh -c iptables -A INPUT -p tcp --destination-port 23 -j DROP
- sh -c iptables -A INPUT -p tcp --destination-port 7547 -j DROP
- sh -c iptables -A INPUT -p tcp --destination-port 5555 -j DROP
- sh -c iptables -A INPUT -p tcp --destination-port 5358 -j DROP
- sh -c iptables -D INPUT -j CWMP_CR
- sh -c iptables -X CWMP_CR
- sh -c iptables -I INPUT -p udp --dport 25522 -j ACCEPT
Performs operations with the file system:
Creates folders:
- /root/.p
Deletes folders:
- <SAMPLE_FULL_PATH>
- /root/.p/.d
Deletes files:
- <SAMPLE_FULL_PATH>
- /tmp/ftpupdate.sh
- /tmp/ftpupload.sh
Network activity:
Awaits incoming connections on ports:
- 0.0.0.0:25522
Establishes connection:
- 8.#.8.8:53
- <LOCAL_DNS_SERVER>
- [:##]:25522
- 127.0.0.1:25522
DNS ASK:
- po##.ntp.org
- ro####.utorrent.com
- ro####.bittorrent.com
Sends data to the following servers:
- 19#.##0.189.106:123
- 82.###.103.244:6881
- 67.###.246.10:6881
- 80.###.0.135:6881
- 27.#.#8.181:19780
- 19#.###.78.136:35719
- 46.##.203.139:51002
- 37.##.148.130:13045
- 24.###.37.220:57274
- 81.###.115.192:63519
- 85.###.135.227:12345
- 17#.##.41.253:24734
- 68.###.76.18:38537
- 18#.###.16.174:15400
- 18#.##.251.234:18895
- 79.##.135.52:1026
- 89.##.11.75:45534
