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Linux.Siggen.4244

Added to the Dr.Web virus database: 2021-10-22

Virus description added:

Technical Information

Malicious functions:
Launches itself as a daemon
Substitutes application name for:
  • /sbin/udevd -d
Launches processes:
  • sh -c /bin/rm -f /dev/shm/kdmtmpflush;/bin/cp <SAMPLE_FULL_PATH> /dev/shm/kdmtmpflush && /bin/chmod 755 /dev/shm/kdmtmpflush && /dev/shm/kdmtmpflush --init && /bin/rm -f /dev/shm/kdmtmpflush
  • /bin/rm -f /dev/shm/kdmtmpflush
  • /bin/cp <SAMPLE_FULL_PATH> /dev/shm/kdmtmpflush
  • /bin/chmod 755 /dev/shm/kdmtmpflush
  • /dev/shm/kdmtmpflush --init
Performs operations with the file system:
Modifies file access rights:
  • /dev/shm/kdmtmpflush
Creates or modifies files:
  • /dev/shm/kdmtmpflush
  • /var/run/haldrund.pid
Deletes files:
  • /dev/shm/kdmtmpflush

Curing recommendations


Linux

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