Finding a rogue script changing filenames?

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I've got a server that is used as an SFTP endpoint and a script living somewhere else that periodically uploads to the server.



At a particular time every day all the files in the upload folder get the string 'archive_' prepended to their names.



How can I go about tracking down the culprit name changing script?



I've searched through the logs in /var/cron, looked at the scripts in /etc/cron*, looked at crontab -e on all the users with a home directory, done a grep of 'archive' /home, /etc/, and /usr and nothing useful has turned up.










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    1















    I've got a server that is used as an SFTP endpoint and a script living somewhere else that periodically uploads to the server.



    At a particular time every day all the files in the upload folder get the string 'archive_' prepended to their names.



    How can I go about tracking down the culprit name changing script?



    I've searched through the logs in /var/cron, looked at the scripts in /etc/cron*, looked at crontab -e on all the users with a home directory, done a grep of 'archive' /home, /etc/, and /usr and nothing useful has turned up.










    share|improve this question


























      1












      1








      1








      I've got a server that is used as an SFTP endpoint and a script living somewhere else that periodically uploads to the server.



      At a particular time every day all the files in the upload folder get the string 'archive_' prepended to their names.



      How can I go about tracking down the culprit name changing script?



      I've searched through the logs in /var/cron, looked at the scripts in /etc/cron*, looked at crontab -e on all the users with a home directory, done a grep of 'archive' /home, /etc/, and /usr and nothing useful has turned up.










      share|improve this question
















      I've got a server that is used as an SFTP endpoint and a script living somewhere else that periodically uploads to the server.



      At a particular time every day all the files in the upload folder get the string 'archive_' prepended to their names.



      How can I go about tracking down the culprit name changing script?



      I've searched through the logs in /var/cron, looked at the scripts in /etc/cron*, looked at crontab -e on all the users with a home directory, done a grep of 'archive' /home, /etc/, and /usr and nothing useful has turned up.







      linux cron filenames rename sftp






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      share|improve this question








      edited Feb 25 at 19:57







      d.dja

















      asked Feb 22 at 14:52









      d.djad.dja

      164




      164




















          2 Answers
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          1














          Solved. The script that was pulling the files from the server was adding the text string to the file names to flag them as files that don't need to be pulled the next time around.



          Thanks everyone!






          share|improve this answer






























            0














            With root access, sysdig or similar kernel tracing facilities can reveal what program is touching particular files:



            # sysdig fd.name contains archive_


            and then wait with that running though you may want additional restrictions on the path of those archive files, or to use the -p flag to select what attributes about the matching processes you are interested in.






            share|improve this answer























            • Thanks! Having issues running sysdig because there's no precompiled sysdig-probe available for my kernel. Any chance there's an alternative program we can use?

              – d.dja
              Feb 25 at 15:00










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            2 Answers
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            active

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            2 Answers
            2






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            1














            Solved. The script that was pulling the files from the server was adding the text string to the file names to flag them as files that don't need to be pulled the next time around.



            Thanks everyone!






            share|improve this answer



























              1














              Solved. The script that was pulling the files from the server was adding the text string to the file names to flag them as files that don't need to be pulled the next time around.



              Thanks everyone!






              share|improve this answer

























                1












                1








                1







                Solved. The script that was pulling the files from the server was adding the text string to the file names to flag them as files that don't need to be pulled the next time around.



                Thanks everyone!






                share|improve this answer













                Solved. The script that was pulling the files from the server was adding the text string to the file names to flag them as files that don't need to be pulled the next time around.



                Thanks everyone!







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Mar 8 at 16:34









                d.djad.dja

                164




                164























                    0














                    With root access, sysdig or similar kernel tracing facilities can reveal what program is touching particular files:



                    # sysdig fd.name contains archive_


                    and then wait with that running though you may want additional restrictions on the path of those archive files, or to use the -p flag to select what attributes about the matching processes you are interested in.






                    share|improve this answer























                    • Thanks! Having issues running sysdig because there's no precompiled sysdig-probe available for my kernel. Any chance there's an alternative program we can use?

                      – d.dja
                      Feb 25 at 15:00















                    0














                    With root access, sysdig or similar kernel tracing facilities can reveal what program is touching particular files:



                    # sysdig fd.name contains archive_


                    and then wait with that running though you may want additional restrictions on the path of those archive files, or to use the -p flag to select what attributes about the matching processes you are interested in.






                    share|improve this answer























                    • Thanks! Having issues running sysdig because there's no precompiled sysdig-probe available for my kernel. Any chance there's an alternative program we can use?

                      – d.dja
                      Feb 25 at 15:00













                    0












                    0








                    0







                    With root access, sysdig or similar kernel tracing facilities can reveal what program is touching particular files:



                    # sysdig fd.name contains archive_


                    and then wait with that running though you may want additional restrictions on the path of those archive files, or to use the -p flag to select what attributes about the matching processes you are interested in.






                    share|improve this answer













                    With root access, sysdig or similar kernel tracing facilities can reveal what program is touching particular files:



                    # sysdig fd.name contains archive_


                    and then wait with that running though you may want additional restrictions on the path of those archive files, or to use the -p flag to select what attributes about the matching processes you are interested in.







                    share|improve this answer












                    share|improve this answer



                    share|improve this answer










                    answered Feb 22 at 15:32









                    thrigthrig

                    25.1k23257




                    25.1k23257












                    • Thanks! Having issues running sysdig because there's no precompiled sysdig-probe available for my kernel. Any chance there's an alternative program we can use?

                      – d.dja
                      Feb 25 at 15:00

















                    • Thanks! Having issues running sysdig because there's no precompiled sysdig-probe available for my kernel. Any chance there's an alternative program we can use?

                      – d.dja
                      Feb 25 at 15:00
















                    Thanks! Having issues running sysdig because there's no precompiled sysdig-probe available for my kernel. Any chance there's an alternative program we can use?

                    – d.dja
                    Feb 25 at 15:00





                    Thanks! Having issues running sysdig because there's no precompiled sysdig-probe available for my kernel. Any chance there's an alternative program we can use?

                    – d.dja
                    Feb 25 at 15:00

















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