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WhiteIntel

WhiteIntel is a dark-web fueled search engine that offers free functionalities to check if a company or its customers have been compromised by stealer malwares.

Their primary goal of WhiteIntel is to combat account takeovers and ransomware attacks resulting from information-stealing malware.

You can check their website and try their engine for free at:

{% embed url="https://whiteintel.io" %}

Common Users

Daemon: User reserved for system daemons. The default daemon account names usually start with a "_":

_amavisd, _analyticsd, _appinstalld, _appleevents, _applepay, _appowner, _appserver, _appstore, _ard, _assetcache, _astris, _atsserver, _avbdeviced, _calendar, _captiveagent, _ces, _clamav, _cmiodalassistants, _coreaudiod, _coremediaiod, _coreml, _ctkd, _cvmsroot, _cvs, _cyrus, _datadetectors, _demod, _devdocs, _devicemgr, _diskimagesiod, _displaypolicyd, _distnote, _dovecot, _dovenull, _dpaudio, _driverkit, _eppc, _findmydevice, _fpsd, _ftp, _fud, _gamecontrollerd, _geod, _hidd, _iconservices, _installassistant, _installcoordinationd, _installer, _jabber, _kadmin_admin, _kadmin_changepw, _knowledgegraphd, _krb_anonymous, _krb_changepw, _krb_kadmin, _krb_kerberos, _krb_krbtgt, _krbfast, _krbtgt, _launchservicesd, _lda, _locationd, _logd, _lp, _mailman, _mbsetupuser, _mcxalr, _mdnsresponder, _mobileasset, _mysql, _nearbyd, _netbios, _netstatistics, _networkd, _nsurlsessiond, _nsurlstoraged, _oahd, _ondemand, _postfix, _postgres, _qtss, _reportmemoryexception, _rmd, _sandbox, _screensaver, _scsd, _securityagent, _softwareupdate, _spotlight, _sshd, _svn, _taskgated, _teamsserver, _timed, _timezone, _tokend, _trustd, _trustevaluationagent, _unknown, _update_sharing, _usbmuxd, _uucp, _warmd, _webauthserver, _windowserver, _www, _wwwproxy, _xserverdocs

Guest: Account for guests with very strict permissions

{% code overflow="wrap" %}

state=("automaticTime" "afpGuestAccess" "filesystem" "guestAccount" "smbGuestAccess")
for i in "${state[@]}"; do sysadminctl -"${i}" status; done;

{% endcode %}

Nobody: Processes are executed with this user when minimal permissions are required
Root

User Privileges

Standard User: The most basic of users. This user needs permissions granted from an admin user when attempting to install software or perform other advanced tasks. They are not able to do it on their own.
Admin User: A user who operates most of the time as a standard user but is also allowed to perform root actions such as install software and other administrative tasks. All users belonging to the admin group are given access to root via the sudoers file.
Root: Root is a user allowed to perform almost any action (there are limitations imposed by protections like System Integrity Protection).
- For example root won't be able to place a file inside /System