Forum Discussion

David McAllister's avatar
David McAllister
Copper Contributor
Nov 13, 2018
Solved

FailedLogonDescriptionSourceAccountUnknownUser for compromised accounts

Hi Guys,   I number of known compromised accounts are showing "FailedLogonDescriptionSourceAccountUnknownUser" login activity against a domain controller, see attached pic.   Can anyone explain w...
  • EliOfek's avatar
    EliOfek
    Nov 13, 2018

    It's a bug. The system tries to find a resource string in the currently set language and failed to find it.

    I opened a bug for it. 

    Thanks for reporting it!

     

    Eli

EliOfek's avatar
EliOfek
Icon for Microsoft rankMicrosoft
Nov 13, 2018

It's a bug. The system tries to find a resource string in the currently set language and failed to find it.

I opened a bug for it. 

Thanks for reporting it!

 

Eli

  • David McAllister's avatar
    David McAllister
    Copper Contributor
    Nov 13, 2018

    Thanks Eli, interesting to know!

     

    If you need anything from me with regards to this please let me know.

  • EliOfek's avatar
    EliOfek
    Icon for Microsoft rankMicrosoft
    Nov 13, 2018

    Also, I am guessing that the string that was planned behind this key is probably saying we saw a failed authentication from an unknown user.