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Linux.Siggen.3300

Added to the Dr.Web virus database: 2020-09-02

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates or modifies the following files:
  • /etc/rc.local
  • /etc/crontab
Malicious functions:
Launches itself as a daemon
Manages services:
  • /sbin/service crond start
Launches processes:
  • sh -c ulimit -HSn 65536
  • sh -c cat /proc/cpuinfo|grep cpu\ MHz|sed -e 's/.*:[^0-9]//'
  • cat /proc/cpuinfo
  • grep cpu MHz
  • sed -e s/.*:[^0-9]//
Performs operations with the file system:
Creates or modifies files:
  • /etc/sysctl.conf
  • /etc/security/limits.conf
Network activity:
Awaits incoming connections on ports:
  • 0.0.0.0:19380
Establishes connection:
  • 10#.###.194.112:19370
DNS ASK:
  • gu###uyu.com
Sends data to the following servers:
  • 10#.###.194.112:19370
Other:
Collects CPU information
Collects information about network activity

Curing recommendations


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