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LinuxCheck: Linux information gathering tool

LinuxCheck – this is a small bash script to collect information, useful for emergency response in systemsDebian andCentos.

Characteristics:

LinuxCheck – this is a separate script, capable of collecting a large set of information:

  • CPU TOP10, memory TOP10
  • CPU usage
  • loading time
  • Hard drive information
  • User information, information about passwd
  • Detecting Environment Variables
  • List of services
  • Changes in the system program (debsums -e и rpm -va)
  • Network traffic statistics
  • Network connection, listening port
  • Open port
  • Routing table information
  • Routing
  • ARP
  • DNS server
  • SSH login information
  • SSH login IP
  • iptables info
  • SSH Key Discovery
  • SSH IP break
  • Crontab detection
  • Crontab backdoor detection
  • Find shared configuration files
  • Find common software
  • Audit History Files
  • Requesting HOSTS files
  • lsmod exception kernel module
  • Anomalous File Detection (nc, tunnel, proxy common hacker tools)
  • Large File Detection (some large files packed)
  • Free space, hard drive mount
  • Open port
  • Detection of LD_PRELOAD
  • LD_LIBRARY_PATH
  • ld.so.preload
  • NIC promiscuous mode
  • Most used software
  • Change mtime file to latest 7 days
  • Change ctime file to latest 7 days
  • View the SUID file
  • Find: hidden files
  • Find sensitive files (nc, nmap, tunnel)
  • nickname
  • LSOF -L1
  • SSHD
  • Find Bash shell failures
  • php webshell scan
  • web shell jsp scanning
  • scan asp / aspx webshell
  • Mining Process Detection
  • Scanning

usage

First installrkhunter andag :\

$ sudo apt purge silversearcher-ag rkhunter

Or for Centos

$ yum -y install the_silver_searcher rkhunter

Then you can run the script directly on github:

bash -c "$(curl -sSL https://raw.githubusercontent.com/al0ne/LinuxCheck/master/LinuxCheck.sh)"

Links

  1. https://github.com/al0ne/LinuxCheck
https://www.andreafortuna.org/2020/06/18/linuxcheck-linux-information-gathering-tool/

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