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Linux.Packed.362

Added to the Dr.Web virus database: 2019-04-24

Virus description added:

Technical Information

Malicious functions:
Launches itself as a daemon
Modifies firewall settings:
  • iptables -I INPUT -p tcp --dport 22 -j DROP
  • iptables -I INPUT -p tcp --dport 23 -j DROP
  • iptables -I OUTPUT -p tcp --sport 22 -j DROP
  • iptables -I OUTPUT -p tcp --sport 23 -j DROP
  • iptables -I INPUT -p udp --dport 11211 -j ACCEPT
  • iptables -I OUTPUT -p udp --sport 11211 -j ACCEPT
  • iptables -I PREROUTING -t nat -p udp --dport 11211 -j ACCEPT
  • iptables -I POSTROUTING -t nat -p udp --sport 11211 -j ACCEPT
Launches processes:
  • sh -c echo 3 > /proc/sys/vm/drop_caches
  • sh -c iptables -I INPUT -p tcp --dport 22 -j DROP
  • sh -c iptables -I INPUT -p tcp --dport 23 -j DROP
  • sh -c iptables -I OUTPUT -p tcp --sport 22 -j DROP
  • sh -c iptables -I OUTPUT -p tcp --sport 23 -j DROP
  • sh -c iptables -I INPUT -p udp --dport 11211 -j ACCEPT
  • sh -c iptables -I OUTPUT -p udp --sport 11211 -j ACCEPT
  • sh -c iptables -I PREROUTING -t nat -p udp --dport 11211 -j ACCEPT
  • sh -c iptables -I POSTROUTING -t nat -p udp --sport 11211 -j ACCEPT
Performs operations with the file system:
Creates or modifies files:
  • /tmp/xrun.pid
  • /proc/sys/vm/drop_caches
Network activity:
Awaits incoming connections on ports:
  • 0.0.0.0:11211
Establishes connection:
  • [:##]:11211
  • 127.0.0.1:11211
  • 8.#.8.8:53
  • <LOCAL_DNS_SERVER>
DNS ASK:
  • dh#.###nsmissionbt.com
  • ro####.bittorrent.com
  • ro####.utorrent.com
  • bt#####er.debian.org
Sends data to the following servers:
  • 21#.##9.33.59:6881
  • 87.##.162.88:6881
  • 67.###.246.10:6881
  • 82.###.103.244:6881
  • 13#.##9.18.159:6881
  • 10#.##8.6.202:14349
  • 77.##.158.6:39532
  • 91.##.95.24:51834
  • 87.###.11.94:7738
  • 82.###.52.222:27931
  • 21#.###.207.192:37151
  • 94.##.167.109:63029
  • 15#.##3.38.127:8114
  • 80.##.234.158:24874
  • 17#.###.29.111:45752
  • 17#.##.198.186:52391
  • 85.###.215.212:2804
  • 17#.##5.17.117:6881
  • 17#.##9.38.17:22222
  • 17#.###.186.197:47370
  • 78.##.18.225:44822
  • 77.###.206.181:6881
  • 21#.##.48.250:27386
  • 2.##.#91.140:42084
  • 84.###.49.25:28541
  • 20#.#.66.75:47186
  • 5.#.#10.6:42727
  • 85.###.109.230:37950
  • 20#.###.197.167:24978
  • 18#.##.169.98:22729
  • 24.###.70.231:6881
  • 84.##.72.241:4908
  • 14#.###.14.203:61127
  • 18#.#.204.104:47715
  • 77.##.84.105:13055
  • 10#.##3.12.224:6881
  • 91.###.59.1:9345
  • 10#.##6.67.77:6881
  • 19#.##5.170.41:6881
  • 5.###.246.120:6882
  • 95.##.107.6:58954
  • 95.###.178.211:6881
  • 18#.###.168.127:6881
  • 15#.##0.74.126:6881
  • 95.###.145.11:6881
  • 12#.###.43.172:31490
  • 73.#.#53.188:13646
  • 81.##.187.51:51684
  • 17#.###.252.154:23130
  • 86.###.244.150:6881
  • 18#.##3.44.55:19495
  • 37.###.151.47:57944
  • 61.###.40.101:13422
  • 46.###.148.231:49653
  • 75.###.56.119:6881
  • 81.##.190.21:4952
  • 37.##.157.84:64096
  • 83.###.146.185:17921
  • 17#.##.240.88:1025
  • 21#.###.150.109:6881
  • 82.##.32.174:6881
  • 92.##.188.222:18616
  • 10#.###.125.17:54451
  • 5.###.199.4:49305
  • 54.##.251.216:8104
  • 86.###.25.7:6881
  • 94.##.145.183:62980
  • 62.###.56.146:50759
  • 18#.###.120.199:57812
  • 91.##.69.217:29943
  • 10#.###.148.162:57186
  • 37.#.6.65:10606
  • 21#.###.35.211:51413
  • 18#.##3.54.78:13123
  • 37.###.10.63:26508
  • 19#.##1.233.8:48319
  • 77.##.169.83:54973
  • 17#.###.214.239:64855
  • 90.###.146.81:12345
  • 17#.##5.96.43:8896
  • 46.###.201.130:49001
  • 5.###.98.222:49001
  • 13#.###.246.189:60923
  • 10#.##5.3.255:13976

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