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Profil

Linux.Siggen.515

Added to the Dr.Web virus database: 2018-04-05

Virus description added:

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

Curing recommendations


Linux

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