Trojan.Encoder.33662

Technical Information

To ensure autorun and distribution

Modifies the following registry keys

[<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\utilman.exe] 'Debugger' = '<SYSTEM32>\cmd.exe'
[<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe] 'Debugger' = 'Hotkey Disabled'

Creates the following files on removable media

<Drive name for removable media>:\correct.avi
<Drive name for removable media>:\hypothyroidism_slides.pptx
<Drive name for removable media>:\ksearch_esa_talk.ppt
<Drive name for removable media>:\file1.ppt
<Drive name for removable media>:\sacs_presentation_sacs_qep_improving_rt_education_final.ppt
<Drive name for removable media>:\sim_gametheory_to_finance.ppt
<Drive name for removable media>:\metac.ppt
<Drive name for removable media>:\calibre.png
<Drive name for removable media>:\block.png
<Drive name for removable media>:\cleanlyrics.png
<Drive name for removable media>:\background.png
<Drive name for removable media>:\hhhlcert.pem
<Drive name for removable media>:\delongcacert.pem
<Drive name for removable media>:\irgeek.pem
<Drive name for removable media>:\server.pem
<Drive name for removable media>:\investmentbankca_ca8.pem
<Drive name for removable media>:\ck.pem
<Drive name for removable media>:\lom602.pdf
<Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.pdf
<Drive name for removable media>:\ff_ot_user_guide.pdf
<Drive name for removable media>:\fil_20060629111052.pdf
<Drive name for removable media>:\video_1.mp4
<Drive name for removable media>:\clip_1080_5sec_10mbps_h264.mp4
<Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.mp4
<Drive name for removable media>:\stoc13_ml_quoc_le.pptx
<Drive name for removable media>:\roozenedowebinar.pptx
<Drive name for removable media>:\price.zip
<Drive name for removable media>:\asaprojectcompetition.pptx
<Drive name for removable media>:\price030215.zip
<Drive name for removable media>:\contractualdeadlines.zip
<Drive name for removable media>:\al.xlsx
<Drive name for removable media>:\cee_mmsprogram_summary_public.xlsx
<Drive name for removable media>:\highly_cited_2001.xlsx
<Drive name for removable media>:\disclosuredetails.xlsx
<Drive name for removable media>:\subjectclassification.xls
<Drive name for removable media>:\productos.xls
<Drive name for removable media>:\calculatorworksheet.xls
<Drive name for removable media>:\guide_reorganization_mapping.xls
<Drive name for removable media>:\price030215.xls
<Drive name for removable media>:\removedtitles_records.xls
<Drive name for removable media>:\testwmv.wmv
<Drive name for removable media>:\babyboymaintoscenesbackground_pal.wmv
<Drive name for removable media>:\flower_trans_matte.wmv
<Drive name for removable media>:\babyboymaintonotesbackground_pal.wmv
<Drive name for removable media>:\babyboymaintoscenesbackground.wmv
<Drive name for removable media>:\fungalnameauthors.rtf
<Drive name for removable media>:\myhrvoldhanssenbiharfamine.rtf
<Drive name for removable media>:\contenttypes.rdf
<Drive name for removable media>:\swc_2009-03-02.rdf
<Drive name for removable media>:\taxus_baccata.rdf
<Drive name for removable media>:\foaf.rdf
<Drive name for removable media>:\firefly1.mov
<Drive name for removable media>:\samieee_obiee_presentation.pptx
<Drive name for removable media>:\spanner.mov
<Drive name for removable media>:\jre-7u75-windows-i586-iftw.exe
<Drive name for removable media>:\skypesetup.exe
<Drive name for removable media>:\glidescope_review_rev_010.docx
<Drive name for removable media>:\winmine.exe
<Drive name for removable media>:\holycrosschurchinstructions.docx
<Drive name for removable media>:\adhd_and_obesity.docx
<Drive name for removable media>:\nwfieldnotes1966.docx
<Drive name for removable media>:\aoc_saq_d_v3_merchant.docx
<Drive name for removable media>:\issi2013_template_for_posters.docx
<Drive name for removable media>:\uep_form_786_bulletin_1726i602.doc
<Drive name for removable media>:\508softwareandos.doc
<Drive name for removable media>:\hanni_umami_chapter.doc
<Drive name for removable media>:\weeklysheet1215.doc
<Drive name for removable media>:\february_catalogue__2015.doc
<Drive name for removable media>:\fi51.doc
<Drive name for removable media>:\contoso.cer
<Drive name for removable media>:\testcertificate.cer
<Drive name for removable media>:\sdksampleprivdeveloper.cer
<Drive name for removable media>:\contosoroot_1.cer
<Drive name for removable media>:\sdkfailsafeemulator.cer
<Drive name for removable media>:\tileimage.bmp
<Drive name for removable media>:\toolbar.bmp
<Drive name for removable media>:\dashborder_192.bmp
<Drive name for removable media>:\archer.avi
<Drive name for removable media>:\notepad.exe
<Drive name for removable media>:\utorrent.exe
<Drive name for removable media>:\etc6_m_1.mov
<Drive name for removable media>:\64bit_notes.htm
<Drive name for removable media>:\region-north-karelia.jpg
<Drive name for removable media>:\1189.jpg
<Drive name for removable media>:\4f0bf7ff71f28.jpg
<Drive name for removable media>:\parnas_01.jpg
<Drive name for removable media>:\3.jpg
<Drive name for removable media>:\168.jpg
<Drive name for removable media>:\210252809.jpg
<Drive name for removable media>:\2.jpg
<Drive name for removable media>:\13.jpeg
<Drive name for removable media>:\2.jpeg
<Drive name for removable media>:\168.jpeg
<Drive name for removable media>:\1189.jpeg
<Drive name for removable media>:\3.jpeg
<Drive name for removable media>:\adadsi.html
<Drive name for removable media>:\browse.html
<Drive name for removable media>:\howto-index.html
<Drive name for removable media>:\alert.html
<Drive name for removable media>:\tree_view.html
<Drive name for removable media>:\advice_process.htm
<Drive name for removable media>:\trivial-merge.htm
<Drive name for removable media>:\ituneshelpunavailable.htm
<Drive name for removable media>:\garden.htm
<Drive name for removable media>:\browse.htm
<Drive name for removable media>:\scan.mov
<Drive name for removable media>:\1sm_price.zip

Malicious functions

To complicate detection of its presence in the operating system,

deletes volume shadow copies.

Modifies file system

Modifies the following files

D:\install.log
C:\far2\clearpluginscache.cmd
<Drive name for removable media>:\asaprojectcompetition.pptx
<Drive name for removable media>:\roozenedowebinar.pptx
<Drive name for removable media>:\samieee_obiee_presentation.pptx
<Drive name for removable media>:\stoc13_ml_quoc_le.pptx
<Drive name for removable media>:\hypothyroidism_slides.pptx
<Drive name for removable media>:\uep_form_786_bulletin_1726i602.doc
<Drive name for removable media>:\508softwareandos.doc
<Drive name for removable media>:\hanni_umami_chapter.doc
<Drive name for removable media>:\weeklysheet1215.doc
C:\far2\far.map
<Drive name for removable media>:\february_catalogue__2015.doc
<Drive name for removable media>:\contoso.cer
<Drive name for removable media>:\testcertificate.cer
<Drive name for removable media>:\sdksampleprivdeveloper.cer
<Drive name for removable media>:\contosoroot_1.cer
<Drive name for removable media>:\sdkfailsafeemulator.cer
<Drive name for removable media>:\tileimage.bmp
<Drive name for removable media>:\toolbar.bmp
<Drive name for removable media>:\dashborder_192.bmp
<Drive name for removable media>:\archer.avi
<Drive name for removable media>:\correct.avi
<Drive name for removable media>:\fi51.doc
C:\far2\farcze.lng

Modifies user data files (Trojan.Encoder).

Miscellaneous

Executes the following

'%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' -NoExit -Command -
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%Quick%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%QB%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%msftefd%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%msftesql%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%mysql%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%node%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%noderunner%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%omtsreco%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%oracle%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%sql%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%store%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%acess%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%acrord%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%code%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%devenv%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%avp%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%swprv%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%QB%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%VSSVC%%'" call terminate
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%wsbexchange%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%MBAMService%%'" call stopservice
'%WINDIR%\syswow64\net.exe' view
'%WINDIR%\syswow64\reg.exe' ADD "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\utilman.exe" /f /v Debugger /t REG_SZ /d <SYSTEM32>\cmd.exe
'%WINDIR%\syswow64\reg.exe' ADD "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /f /v Debugger /t REG_SZ /d "Hotkey Disabled"
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%MSSQL%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%SQLAgent%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%SQLBrowser%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%ReportServer%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%SQLWriter%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%SQL%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%MySQL%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%firebird%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%WinDefend%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%mr2kserv%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%IISADMIN%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%Database%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%QuickBooksDB%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%MongoDB%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Service where "name like '%%Exchange%%'" call stopservice
'%WINDIR%\syswow64\wbem\wmic.exe' path Win32_Process where "name like '%%sqlsrvr%%'" call terminate

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