Linux.Siggen.1617

Technical Information

To ensure autorun and distribution:

Creates or modifies the following files:

/etc/init.d/netdns
/etc/init.d/.depend.boot
/etc/init.d/.depend.start
/etc/init.d/.depend.stop

Creates or modifies the following symlinks:

/etc/rc0.d/K01netdns
/etc/rc1.d/K01netdns
/etc/rc2.d/S01netdns
/etc/rc3.d/S01netdns
/etc/rc4.d/S01netdns
/etc/rc5.d/S01netdns
/etc/rc6.d/K01netdns

Malicious functions:

Launches itself as a daemon

Manages services:

systemctl enable netdns
/usr/sbin/update-rc.d netdns defaults
systemctl daemon-reload
/usr/sbin/update-rc.d netdns enable

Launches processes:

<SAMPLE_FULL_PATH> [netns]
<SAMPLE_FULL_PATH> [jbd2/vda1-8]
/bin/bash -c chattr -i /usr/lib/systemd/system/netdns.service
chattr -i /usr/lib/systemd/system/netdns.service
/bin/bash -c chkconfig --add netdns
/bin/bash -c systemctl enable netdns
/sbin/insserv netdns
/bin/bash -c chattr -i /usr/local/bin/kerberods
chattr -i /usr/local/bin/kerberods
/bin/bash -c chattr -i /usr/libexec/tmp/kerberods
chattr -i /usr/libexec/tmp/kerberods
/bin/bash -c chattr -i /usr/bin/kerberods
chattr -i /usr/bin/kerberods
/bin/bash -c chattr -i /tmp/kerberods
chattr -i /tmp/kerberods
/bin/bash -c chattr -i /etc/ld.so.preload
chattr -i /etc/ld.so.preload

Performs operations with the file system:

Creates or modifies files:

/tmp/.XIMunix
/usr/sbin/kerberods
/usr/lib/systemd/system/netdns.service

Deletes files:

/usr/local/bin/kerberods
/usr/libexec/tmp/kerberods
/usr/bin/kerberods
/tmp/kerberods
/etc/ld.so.preload
/usr/local/lib/libfontconfig-0.1.so

Network activity:

Establishes connection:

<LOCAL_DNS_SERVER>
[2########::f03c:91ff:fe70:2b9d]:9
17#.#8.123.25:9
19#.##8.211.0:8080
<LOCAL_GATE>:8080
19#.##8.211.2:8080
19#.##8.211.3:8080
19#.##8.211.4:8080
19#.##8.211.5:8080
19#.##8.211.6:8080
19#.##8.211.7:8080
19#.##8.211.8:8080
19#.##8.211.9:8080
<LOCAL_GATE>1:8080
<LOCAL_GATE>2:8080
<LOCAL_GATE>3:8080
<LOCAL_GATE>4:8080
<LOCAL_GATE>5:8080
<LOCAL_GATE>6:8080
<LOCAL_GATE>7:8080
<LOCAL_GATE>8:8080
<LOCAL_GATE>9:8080
19#.##8.211.20:8080
19#.##8.211.21:8080
19#.##8.211.22:8080
19#.##8.211.23:8080
19#.##8.211.24:8080
19#.##8.211.25:8080
19#.##8.211.26:8080
19#.##8.211.27:8080
19#.##8.211.28:8080
19#.##8.211.29:8080
19#.##8.211.30:8080
19#.##8.211.31:8080
19#.##8.211.32:8080
19#.##8.211.33:8080
19#.##8.211.34:8080
19#.##8.211.35:8080
19#.##8.211.36:8080
19#.##8.211.37:8080
19#.##8.211.38:8080
19#.##8.211.40:8080
19#.##8.211.42:8080
19#.##8.211.43:8080
19#.##8.211.44:8080
19#.##8.211.45:8080
19#.##8.211.46:8080
19#.##8.211.47:8080
19#.##8.211.48:8080
19#.##8.211.49:8080
<LOCAL_GATE>0:8080
19#.##8.211.39:8080
19#.##8.211.41:8080
19#.##8.211.50:8080
19#.##8.211.51:8080
19#.##8.211.52:8080
19#.##8.211.53:8080
19#.##8.211.54:8080
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19#.##8.211.56:8080
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19#.##8.211.97:8080
19#.##8.211.98:8080
19#.##8.211.99:8080
<LOCAL_GATE>00:8080
<LOCAL_GATE>01:8080
<LOCAL_GATE>02:8080
<LOCAL_GATE>03:8080
<LOCAL_GATE>04:8080
<LOCAL_GATE>05:8080
<LOCAL_GATE>06:8080
<LOCAL_GATE>07:8080
<LOCAL_GATE>09:8080
<LOCAL_GATE>10:8080
<LOCAL_GATE>08:8080
<LOCAL_GATE>11:8080
<LOCAL_GATE>13:8080
<LOCAL_GATE>14:8080
<LOCAL_GATE>15:8080
<LOCAL_GATE>16:8080
<LOCAL_GATE>17:8080
<LOCAL_GATE>12:8080
<LOCAL_GATE>19:8080
<LOCAL_GATE>36:8080
<LOCAL_GATE>38:8080
<LOCAL_GATE>39:8080
<LOCAL_GATE>40:8080
<LOCAL_GATE>41:8080
<LOCAL_GATE>42:8080
<LOCAL_GATE>20:8080
<LOCAL_GATE>21:8080
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<LOCAL_GATE>24:8080
<LOCAL_GATE>25:8080
<LOCAL_GATE>27:8080
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<LOCAL_GATE>35:8080
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<LOCAL_GATE>26:8080
<LOCAL_GATE>34:8080
<LOCAL_GATE>43:8080
<LOCAL_GATE>44:8080
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<LOCAL_GATE>47:8080
<LOCAL_GATE>48:8080
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<LOCAL_GATE>51:8080
<LOCAL_GATE>52:8080
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<LOCAL_GATE>54:8080
<LOCAL_GATE>55:8080
<LOCAL_GATE>56:8080
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<LOCAL_GATE>59:8080
<LOCAL_GATE>60:8080
<LOCAL_GATE>61:8080
<LOCAL_GATE>62:8080
<LOCAL_GATE>63:8080
<LOCAL_GATE>64:8080
<LOCAL_GATE>65:8080
<LOCAL_GATE>66:8080
<LOCAL_GATE>67:8080
<LOCAL_GATE>68:8080
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<LOCAL_GATE>70:8080
<LOCAL_GATE>71:8080
<LOCAL_GATE>72:8080
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<LOCAL_GATE>74:8080
<LOCAL_GATE>75:8080
<LOCAL_GATE>76:8080
<LOCAL_GATE>77:8080
<LOCAL_GATE>78:8080
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<LOCAL_GATE>82:8080
<LOCAL_GATE>83:8080
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<LOCAL_GATE>86:8080
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<LOCAL_GATE>93:8080
<LOCAL_GATE>92:8080
<LOCAL_GATE>94:8080
<LOCAL_GATE>95:8080
<LOCAL_GATE>96:8080
<LOCAL_GATE>97:8080
<LOCAL_GATE>98:8080
<LOCAL_GATE>99:8080
19#.###.211.200:8080
19#.###.211.201:8080
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19#.###.211.215:8080
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19#.###.211.222:8080
19#.###.211.223:8080
19#.###.211.224:8080
19#.###.211.225:8080
19#.###.211.226:8080
19#.###.211.227:8080
19#.###.211.228:8080
19#.###.211.229:8080
19#.###.211.230:8080
19#.###.211.231:8080
19#.###.211.232:8080
19#.###.211.233:8080
19#.###.211.234:8080
19#.###.211.235:8080
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19#.###.211.236:8080
19#.###.211.238:8080
19#.###.211.239:8080
19#.###.211.240:8080
19#.###.211.241:8080
19#.###.211.242:8080
19#.###.211.243:8080
19#.###.211.244:8080
19#.###.211.245:8080
19#.###.211.246:8080
19#.###.211.247:8080
19#.###.211.248:8080
19#.###.211.249:8080
19#.###.211.250:8080
19#.###.211.251:8080
19#.###.211.252:8080
19#.###.211.253:8080
19#.###.211.254:8080
95.##1.0.0:8080
95.##1.0.1:8080
95.##1.0.3:8080
95.##1.0.4:8080
95.##1.0.5:8080
95.##1.0.6:8080
95.##1.0.9:8080
95.###.0.10:8080
95.###.0.11:8080
95.###.0.12:8080
95.###.0.13:8080
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95.###.0.15:8080
95.###.0.16:8080
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95.###.0.18:8080
95.###.0.19:8080
95.###.0.20:8080
95.###.0.21:8080
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95.###.0.24:8080
95.###.0.25:8080
95.###.0.26:8080
95.###.0.27:8080
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95.###.0.31:8080
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95.###.0.60:8080
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95.###.0.66:8080
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95.###.0.71:8080
95.###.0.72:8080
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95.###.0.104:8080
95.###.0.105:8080
95.###.0.106:8080
95.###.0.107:8080
95.###.0.108:8080
95.###.0.109:8080
95.###.0.110:8080
95.###.0.111:8080
95.###.0.112:8080
95.###.0.113:8080
95.###.0.114:8080
95.###.0.115:8080
95.###.0.116:8080
95.###.0.117:8080
95.###.0.118:8080
95.###.0.119:8080
95.###.0.120:8080
95.###.0.121:8080
95.###.0.122:8080
95.###.0.123:8080
95.###.0.124:8080
95.###.0.125:8080
95.###.0.126:8080
95.###.0.127:8080
95.###.0.128:8080
95.###.0.129:8080
95.###.0.130:8080
95.###.0.131:8080
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95.###.0.134:8080
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95.###.0.138:8080
95.###.0.139:8080
95.###.0.140:8080
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95.###.0.142:8080
95.###.0.143:8080
95.###.0.144:8080
95.###.0.145:8080
95.###.0.146:8080
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95.###.0.150:8080
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95.###.0.152:8080
95.###.0.153:8080
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95.###.0.156:8080
95.###.0.157:8080
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95.###.0.213:8080
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95.###.0.215:8080
95.###.0.216:8080
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95.##1.1.0:8080
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HTTP GET requests:

id##t.me/
95.###.1.152:8080/

DNS ASK:

id##t.me

Other:

Collects RAM information

Technologies

Terminology

Training and education

Myths

Technical Information

Curing recommendations