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False positive "hsqldb.dll" Open Office 3.2 base trojan?


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#1 MrEd

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Posted 13 March 2010 - 01:41 PM

Hello alltogeter,

I'm using Ad-Aware 8.2.0 and OpenOffice version 3.2 (de). Some days ago I couldn't open Open Office Base because Ad-Aware said the file hsqldb.dll is a trojan:

MSG [2740] 2010/03/10 17:58:38: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [0652] 2010/03/10 17:58:38: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [2412] 2010/03/10 17:58:38: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [3532] 2010/03/10 17:58:38: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [1664] 2010/03/10 18:00:58: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [3832] 2010/03/10 18:00:58: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [3124] 2010/03/10 18:00:58: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [2832] 2010/03/10 18:00:58: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block

It was impossible for me to revert the block-action. I had to uninstall OpenOffice and install it again. Now same procedure:

MSG [3892] 2010/03/12 20:34:56: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [3480] 2010/03/12 20:34:56: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [0580] 2010/03/12 20:34:56: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block
MSG [3128] 2010/03/12 20:34:56: C:\Programme\OpenOffice.org 3\program\hsqldb.dll (diagnosis: Malware family: Trojan-Downloader.Win32.Small accessed by: C:\Programme\OpenOffice.org 3\program\soffice.bin) => Block

I don't think hsqldb.dll is any malware, I don't find any information about such problems in the internet. May be there is any mistake about the patterns used ba Ad-Aware.

Question: How can I prevent Ad-Aware from doing the block-action? I can't find a possibility in german "Ad-Watch-Dateien" ("blockiert aktiv schädliche Dateien auf Ihrem System") to put some corresponding rule. Any hint?

kind regards

#2 visitor

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Posted 13 March 2010 - 02:26 PM

For reference, here's a different Open Office false positive which was fixed Feb 23:

http://www.lavasofts...showtopic=28674
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#3 MrEd

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Posted 13 March 2010 - 03:15 PM

For reference, here's a different Open Office false positive which was fixed Feb 23:

http://www.lavasofts...showtopic=28674


Thank You. I've read this message. Perhaps it's a similar case? (I don't know.)

#4 LS_Zoran

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Posted 13 March 2010 - 04:59 PM

Thank you for reporting this, Malware Labs will look into it as soon as possible

Regards
Göran - LS Support

#5 LS Pekka

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Posted 14 March 2010 - 10:59 PM

Hi MrEd!

Using the German version of OpenOffice 3.2.0 OOO320m12 (Build:9483) and hsqldb.dll (3.2.9472.500 MD5: 5b3f720c747ab80abfcef2cee0c3290b , German) we were unable to reproduce the stated issue.
Would it be possible for you to update to the latest Ad-Aware definitions and perform a full scan of your system in order to see if the issue persists? If so, please attach the full scan-log and/or the detected file to your post (zip the file and password protect it with "infected").

Regards,

LS Pekka

Lavasoft Malware Labs

#6 MrEd

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Posted 15 March 2010 - 12:20 PM

Hi MrEd!

Using the German version of OpenOffice 3.2.0 OOO320m12 (Build:9483) and hsqldb.dll (3.2.9472.500 MD5: 5b3f720c747ab80abfcef2cee0c3290b , German) we were unable to reproduce the stated issue.
Would it be possible for you to update to the latest Ad-Aware definitions and perform a full scan of your system in order to see if the issue persists? If so, please attach the full scan-log and/or the detected file to your post (zip the file and password protect it with "infected").

Regards,

LS Pekka

Lavasoft Malware Labs


Hello LS Pekka,

thank You so far. I performed a full scan and no problems were detected. The problem I told about was apparently caused by Ad-Watch every time at the moment I wanted to open some database table.

I tried to reproduce the problem but now - for the moment - everything works correctly. Nevertheless, I send You the full-scan-log and a copy of hsqldb.dll (fullscan.zip)

Regards,

MrEd

Attached File  fullscan.zip   91.67K   1 downloads

#7 LS Pekka

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Posted 16 March 2010 - 08:10 AM

Hello LS Pekka,

thank You so far. I performed a full scan and no problems were detected. The problem I told about was apparently caused by Ad-Watch every time at the moment I wanted to open some database table.

I tried to reproduce the problem but now - for the moment - everything works correctly. Nevertheless, I send You the full-scan-log and a copy of hsqldb.dll (fullscan.zip)

Regards,

MrEd

Attached File  fullscan.zip   91.67K   1 downloads


Hi MrEd!

Thank you for providing the scan-log and the copy of your "hsqldb.dll" ;)
Please let us know if the problem reoccurs on your system.

Regards,

LS Pekka

Lavasoft Malware Labs




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