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Linux.Siggen.3149

Aggiunto al database dei virus Dr.Web: 2020-06-19

La descrizione è stata aggiunta:

Technical Information

Malicious functions:
Gains root privileges
Replaces the following system files:
  • /usr/bin/passwd
Launches processes:
  • sh -c cp /usr/bin/passwd /tmp/bak
  • cp /usr/bin/passwd /tmp/bak
  • sh -c /usr/bin/passwd
  • /usr/bin/passwd
  • /bin/sh -c (null);cp -f /tmp/bak /usr/bin/passwd;rm -rf /tmp/bak;touch -m -d \"2015-11-18 11:11:31\" /usr/bin/passwd
  • cp -f /tmp/bak /usr/bin/passwd
  • rm -rf /tmp/bak
  • touch -m -d 2015-11-18 11:11:31 /usr/bin/passwd
Performs operations with the file system:
Creates or modifies files:
  • /tmp/bak
  • /proc/709/mem
Deletes files:
  • /tmp/bak

Curing recommendations


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