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Linux.Siggen.4032

Added to the Dr.Web virus database: 2021-07-04

Virus description added:

Technical Information

Malicious functions:
Gets access to SSH keys
  • /root/.ssh/authorized_keys
Manages services:
  • systemctl restart ssh*
Launches processes:
  • mkdir -p /root/.ssh
  • apt-get install curl
  • /usr/bin/dpkg --print-foreign-architectures
  • /usr/lib/apt/methods/http
Kills the following processes:
  • /usr/lib/apt/methods/http
Performs operations with the file system:
Modifies file access rights:
  • /var/cache/apt/pkgcache.bin.oIoeNU
Creates folders:
  • /root/.ssh
Creates or modifies files:
  • /var/lib/dpkg/lock
  • /var/cache/apt/pkgcache.bin.oIoeNU
  • /var/cache/apt/archives/lock
  • /etc/ssh/sshd_config
Deletes files:
  • /var/cache/apt/pkgcache.bin
Other:
Collects RAM information

Curing recommendations


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