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Linux.Siggen.7938

Added to the Dr.Web virus database: 2024-08-15

Virus description added:

Technical Information

Malicious functions:
Manages services:
  • ['systemctl', 'list-unit-files']
  • ['systemctl', 'status', 'trojan']
Launches processes:
  • head -n 1
  • grep tag_name
  • id -u
  • uname -m
  • curl -LO --progress-bar https://github.com/trojan-gfw/trojan/releases/download/v1.16.0/trojan-1.16.0-linux-amd64.tar.xz
  • cut -d\x22 -f4
  • sed s/v//g
  • grep trojan.service
  • mktemp -d
  • tar xf trojan-1.16.0-linux-amd64.tar.xz
  • mkdir -p /usr/bin/trojan /usr/local/etc/trojan
  • curl -H Cache-Control: no-cache -s https://api.github.com/repos/trojan-gfw/trojan/releases/latest
  • bash -c systemctl list-unit-files|grep trojan.service
  • bash -c systemctl status trojan
  • <0xbb>
  • xz -d
Performs operations with the file system:
Modifies file access rights:
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/forward.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/server.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/trojan.service-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/client.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/nat.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples
  • /tmp/tmp.DfiiJhMHoc/trojan/config.json
Modifies file owner:
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/forward.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/server.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/trojan.service-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/client.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/nat.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples
  • /tmp/tmp.DfiiJhMHoc/trojan/config.json
Creates folders:
  • /var/lib/trojan-manager
  • /tmp/tmp.DfiiJhMHoc
  • /usr/bin/trojan
  • /usr/local/etc/trojan
  • /tmp/tmp.DfiiJhMHoc/trojan
  • /tmp/tmp.DfiiJhMHoc/trojan/examples
Creates or modifies files:
  • /var/lib/trojan-manager/LOCK
  • /var/lib/trojan-manager/LOG
  • /var/lib/trojan-manager/MANIFEST-000000
  • /var/lib/trojan-manager/CURRENT.0
  • /var/lib/trojan-manager/000001.log
  • /var/lib/trojan-manager/000002.log
  • /var/lib/trojan-manager/MANIFEST-000003
  • /var/lib/trojan-manager/CURRENT.bak
  • /var/lib/trojan-manager/CURRENT.3
  • /tmp/tmp.DfiiJhMHoc/trojan-1.16.0-linux-amd64.tar.xz
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/forward.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/server.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/trojan.service-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/client.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/nat.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/config.json
  • /tmp/tmp.DfiiJhMHoc/trojan/trojan
Deletes files:
  • /var/lib/trojan-manager/MANIFEST-000000
  • /var/lib/trojan-manager/000001.log
Locks files:
  • /var/lib/trojan-manager/LOCK
Changes time of creation/access/modification of files:
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/forward.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/server.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/trojan.service-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/client.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples/nat.json-example
  • /tmp/tmp.DfiiJhMHoc/trojan/examples
  • /tmp/tmp.DfiiJhMHoc/trojan/config.json
Network activity:
Establishes connection:
  • 8.#.8.8:53
  • 14#.##.121.5:443
  • 14#.##.121.3:443
  • 18#.##9.111.133:443
  • (e##val)
  • 18#.##9.110.133:443
  • 18#.##9.108.133:443
  • 18#.##9.109.133:443
DNS ASK:
  • ap#.#ithub.com
  • gi##ub.com
  • ob#####.#ithubusercontent.com
Sends data to the following servers:
  • 14#.##.121.5:443
  • 14#.##.121.3:443
  • 18#.##9.111.133:443
Receives data from the following servers:
  • 14#.##.121.5:443
  • 14#.##.121.3:443
  • 18#.##9.111.133:443
Other:
Collects information about network activity

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