Trojan.Encoder.10873

Technical Information

To ensure autorun and distribution

Modifies the following registry keys

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '{01DC7088-82F1-0092-2918-1F2CBD52F362}' = '%ALLUSERSPROFILE%\{9DCC58B8-AAC1-9C82-2918-1F2CBD52F362}\30738827.exe'

Creates or modifies the following files

<SYSTEM32>\tasks\{01dc7088-82f1-0092-2918-1f2cbd52f362}

Creates the following files on removable media

<Drive name for removable media>:\{1ae78717-a934-f82e-bb75-5330e2af5ce8}\8ad0c29c-3f20-9a18-0766-fe9e8c1ac147.exe
<Drive name for removable media>:\stoc13_ml_quoc_le.pptx.lnk
<Drive name for removable media>:\middaugh_keynote.pptx.lnk
<Drive name for removable media>:\asaprojectcompetition.pptx.lnk
<Drive name for removable media>:\waterresourcesag.pptx.lnk
<Drive name for removable media>:\gruenspecht_02172016.pptx.lnk
<Drive name for removable media>:\samieee_obiee_presentation.pptx.lnk
<Drive name for removable media>:\ksearch_esa_talk.ppt.lnk
<Drive name for removable media>:\sacs_presentation_sacs_qep_improving_rt_education_final.ppt.lnk
<Drive name for removable media>:\ppswamp.ppt.lnk
<Drive name for removable media>:\metac.ppt.lnk
<Drive name for removable media>:\writingcompletesarnarrative_1103.ppt.lnk
<Drive name for removable media>:\asm.png.lnk
<Drive name for removable media>:\calibre.png.lnk
<Drive name for removable media>:\hhhlcert.pem.lnk
<Drive name for removable media>:\server.pem.lnk
<Drive name for removable media>:\bc01.pdf.lnk
<Drive name for removable media>:\dualectls.pdf.lnk
<Drive name for removable media>:\fil_20060629111052.pdf.lnk
<Drive name for removable media>:\video.mp4.lnk
<Drive name for removable media>:\clip_480_5sec_6mbps_h264.mp4.lnk
<Drive name for removable media>:\clip_1080_5sec_10mbps_h264.mp4.lnk
<Drive name for removable media>:\dag2_panel1_320_ref.mov.lnk
<Drive name for removable media>:\etc6_m_1.mov.lnk
<Drive name for removable media>:\skos.rdf.lnk
<Drive name for removable media>:\swc_2009-03-02.rdf.lnk
<Drive name for removable media>:\subjectclassification.zip.lnk
<Drive name for removable media>:\20140114.rdf.lnk
<Drive name for removable media>:\fiche_inscription_2015.zip.lnk
<Drive name for removable media>:\price030215.zip.lnk
<Drive name for removable media>:\calculatorworksheet.zip.lnk
<Drive name for removable media>:\applicant.xlsx.lnk
<Drive name for removable media>:\highly_cited_2001.xlsx.lnk
<Drive name for removable media>:\suspendedcompanies.xlsx.lnk
<Drive name for removable media>:\2013_smccc_competition_points_jul2013.xlsx.lnk
<Drive name for removable media>:\cee_mmsprogram_summary_public.xlsx.lnk
<Drive name for removable media>:\removedtitles_records.xls.lnk
<Drive name for removable media>:\guide_reorganization_mapping.xls.lnk
<Drive name for removable media>:\excel_example.xls.lnk
<Drive name for removable media>:\price030215.xls.lnk
<Drive name for removable media>:\productos.xls.lnk
<Drive name for removable media>:\passport_pal.wmv.lnk
<Drive name for removable media>:\babyboymaintoscenesbackground_pal.wmv.lnk
<Drive name for removable media>:\babyboymaintonotesbackground_pal.wmv.lnk
<Drive name for removable media>:\krsweden.rtf.lnk
<Drive name for removable media>:\myhrvoldhanssenbiharfamine.rtf.lnk
<Drive name for removable media>:\fungalnameauthors.rtf.lnk
<Drive name for removable media>:\pandp.rtf.lnk
<Drive name for removable media>:\foaf.rdf.lnk
<Drive name for removable media>:\digest.rdf.lnk
<Drive name for removable media>:\sioc.rdf.lnk
<Drive name for removable media>:\scan.mov.lnk
<Drive name for removable media>:\contenttypes.rdf.lnk
<Drive name for removable media>:\spanner.mov.lnk
<Drive name for removable media>:\wrar520.exe.lnk
<Drive name for removable media>:\chromesetup.exe.lnk
<Drive name for removable media>:\utorrent.exe.lnk
<Drive name for removable media>:\thlps_keeper_mayer_1965.docx.lnk
<Drive name for removable media>:\nwfieldnotes1966.docx.lnk
<Drive name for removable media>:\glidescope_review_rev_010.docx.lnk
<Drive name for removable media>:\fi51.doc.lnk
<Drive name for removable media>:\ovp25012015.doc.lnk
<Drive name for removable media>:\508softwareandos.doc.lnk
<Drive name for removable media>:\cveuropeo.doc.lnk
<Drive name for removable media>:\uep_form_786_bulletin_1726i602.doc.lnk
<Drive name for removable media>:\applicantform_en.doc.lnk
<Drive name for removable media>:\february_catalogue__2015.doc.lnk
<Drive name for removable media>:\contoso.cer.lnk
<Drive name for removable media>:\pmd.cer.lnk
<Drive name for removable media>:\contoso_1.cer.lnk
<Drive name for removable media>:\testee.cer.lnk
<Drive name for removable media>:\sdkfailsafeemulator.cer.lnk
<Drive name for removable media>:\dashborder_96.bmp.lnk
<Drive name for removable media>:\coffee.bmp.lnk
<Drive name for removable media>:\toolbar.bmp.lnk
<Drive name for removable media>:\dial.bmp.lnk
<Drive name for removable media>:\archer.avi.lnk
<Drive name for removable media>:\join.avi.lnk
<Drive name for removable media>:\dotnetfx45_full_setup.exe.lnk
<Drive name for removable media>:\skypesetup.exe.lnk
<Drive name for removable media>:\1189.jpg.lnk
<Drive name for removable media>:\calc.exe.lnk
<Drive name for removable media>:\4f0bf7ff71f28.jpg.lnk
<Drive name for removable media>:\2.jpg.lnk
<Drive name for removable media>:\3.jpg.lnk
<Drive name for removable media>:\pushkin.jpg.lnk
<Drive name for removable media>:\168.jpg.lnk
<Drive name for removable media>:\2.jpeg.lnk
<Drive name for removable media>:\region-north-karelia.jpeg.lnk
<Drive name for removable media>:\4f0bf7ff71f28.jpeg.lnk
<Drive name for removable media>:\1189.jpeg.lnk
<Drive name for removable media>:\168.jpeg.lnk
<Drive name for removable media>:\parnas_01.jpeg.lnk
<Drive name for removable media>:\ituneshelpunavailable.html.lnk
<Drive name for removable media>:\adadsi.html.lnk
<Drive name for removable media>:\api-hashmap.html.lnk
<Drive name for removable media>:\howto-index.html.lnk
<Drive name for removable media>:\browse.html.lnk
<Drive name for removable media>:\tree_view.htm.lnk
<Drive name for removable media>:\64bit_notes.htm.lnk
<Drive name for removable media>:\iisstart.htm.lnk
<Drive name for removable media>:\ituneshelpunavailable.htm.lnk
<Drive name for removable media>:\browse.htm.lnk
<Drive name for removable media>:\about.htm.lnk
<Drive name for removable media>:\notepad.exe.lnk
<Drive name for removable media>:\parnas_01.jpg.lnk
<Drive name for removable media>:\removedtitles_records.zip.lnk

Malicious functions

Injects code into

the following system processes:

%WINDIR%\syswow64\svchost.exe

the following user processes:

iexplore.exe

Modifies file system

Creates the following files

%ALLUSERSPROFILE%\{9dcc58b8-aac1-9c82-2918-1f2cbd52f362}\30738827.exe

Deletes the following files

<Drive name for removable media>:\{1ae78717-a934-f82e-bb75-5330e2af5ce8}\8ad0c29c-3f20-9a18-0766-fe9e8c1ac147.exe

Substitutes the following files

<Drive name for removable media>:\{1ae78717-a934-f82e-bb75-5330e2af5ce8}\8ad0c29c-3f20-9a18-0766-fe9e8c1ac147.exe

Deletes itself.

Miscellaneous

Creates and executes the following

'<Full path to file>' ' (with hidden window)
'%WINDIR%\syswow64\svchost.exe' ' (with hidden window)

Executes the following

'%WINDIR%\syswow64\svchost.exe'

Tecnologie

Termini

Formazione ed informazione

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Technical Information

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