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:
- 91.###.136.50:123
- 82.###.103.244:6881
- 67.###.246.10:6881
- 12#.###.14.197:12772
- 86.###.155.218:6881
- 21#.##.184.86:18142
- 39.##.100.16:56158
- 81.###.97.79:13401
- 19#.##.172.251:6881
- 18#.###.135.161:50321
- 2.###.54.113:10270
- 24.###.119.114:51413
- 18#.##.36.161:48970
- 46.##.222.180:6881
- 81.###.246.5:61137
- 10#.###.185.195:14758
