Trojan.PWS.Siggen3.43769

Technical Information

To ensure autorun and distribution

Modifies the following registry keys

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'OfficeSafe' = '<SYSTEM32>\taskmgr.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'fi51' = '<Drive name for removable media>:\fi51.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'weeklysheet1215' = '<Drive name for removable media>:\weeklysheet1215.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'hanni_umami_chapter' = '<Drive name for removable media>:\hanni_umami_chapter.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'lisp_success' = '<Drive name for removable media>:\lisp_success.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'applicantform_en' = '<Drive name for removable media>:\applicantform_en.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'holycrosschurchinstructions' = '<Drive name for removable media>:\holycrosschurchinstructions.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'file_p_00000000_1371597592' = '<Drive name for removable media>:\file_p_00000000_1371597592.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'sdszfo' = '<Drive name for removable media>:\sdszfo.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'bc01' = '<Drive name for removable media>:\bc01.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] '7790_preview' = '<Drive name for removable media>:\7790_preview.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'fil_20060629111052' = '<Drive name for removable media>:\fil_20060629111052.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'spib_pima' = '<Drive name for removable media>:\spib_pima.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] '10thingscondoms' = '<Drive name for removable media>:\10thingscondoms.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] '2015-02-worms-nanoparticle-toxicity' = '<Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'dualectls' = '<Drive name for removable media>:\dualectls.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'ksearch_esa_talk' = '<Drive name for removable media>:\ksearch_esa_talk.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'sim_gametheory_to_finance' = '<Drive name for removable media>:\sim_gametheory_to_finance.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'RoozenEDOWebinar' = '<Drive name for removable media>:\RoozenEDOWebinar.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'ISO27k_ISMS_implementation_and_certification_process_overview_v2' = '<Drive name for removable media>:\ISO27k_ISMS_implementation_and_certi...
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'WaterResourcesAg' = '<Drive name for removable media>:\WaterResourcesAg.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'middaugh_keynote' = '<Drive name for removable media>:\middaugh_keynote.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'hypothyroidism_slides' = '<Drive name for removable media>:\hypothyroidism_slides.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'removedtitles_records' = '<Drive name for removable media>:\removedtitles_records.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'price030215' = '<Drive name for removable media>:\price030215.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'guide_reorganization_mapping' = '<Drive name for removable media>:\guide_reorganization_mapping.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] '1sm_price' = '<Drive name for removable media>:\1sm_price.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'contractualdeadlines' = '<Drive name for removable media>:\contractualdeadlines.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'excel_example' = '<Drive name for removable media>:\excel_example.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'calculatorworksheet' = '<Drive name for removable media>:\calculatorworksheet.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'trtf_matrix2012_oct' = '<Drive name for removable media>:\trtf_matrix2012_oct.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] '2013_smccc_competition_points_jul2013' = '<Drive name for removable media>:\2013_smccc_competition_points_jul2013.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'cee_mmsprogram_summary_public' = '<Drive name for removable media>:\cee_mmsprogram_summary_public.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'al' = '<Drive name for removable media>:\al.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'highly_cited_2001' = '<Drive name for removable media>:\highly_cited_2001.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'national_autism_preparation_programs' = '<Drive name for removable media>:\national_autism_preparation_programs.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'applicant' = '<Drive name for removable media>:\applicant.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] '1494870C-9912-C184-4CC9-B401-A53F4D8DE290' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Reader\1494870C-9912-C184-4CC9-B401-A53F4D8DE290....
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'AdobeID' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Reader\IDTemplates\ENU\AdobeID.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'DefaultID' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Reader\IDTemplates\ENU\DefaultID.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'PDFSigQFormalRep' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Reader\PDFSigQFormalRep.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'Dynamic' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Reader\plug_ins\Annotations\Stamps\ENU\Dynamic.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'SignHere' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Reader\plug_ins\Annotations\Stamps\ENU\SignHere.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'StandardBusiness' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Reader\plug_ins\Annotations\Stamps\ENU\StandardBusiness.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'Words' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Reader\plug_ins\Annotations\Stamps\Words.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'ENUtxt' = '%ProgramFiles(x86)%\Adobe\Acrobat Reader DC\Resource\ENUtxt.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'PROTTPLN' = '%ProgramFiles(x86)%\Microsoft Office\Office16\1033\PROTTPLN.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'PROTTPLV' = '%ProgramFiles(x86)%\Microsoft Office\Office16\1033\PROTTPLV.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'SOLVSAMP' = '%ProgramFiles(x86)%\Microsoft Office\Office16\SAMPLES\SOLVSAMP.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'aoc_saq_d_v3_merchant' = '%HOMEPATH%\Desktop\aoc_saq_d_v3_merchant.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'february_catalogue__2015' = '%HOMEPATH%\Desktop\february_catalogue__2015.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'fi51' = '%HOMEPATH%\Desktop\fi51.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'hadac_newsletter_july_2010_final' = '%HOMEPATH%\Desktop\hadac_newsletter_july_2010_final.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'issi2013_template_for_posters' = '%HOMEPATH%\Desktop\issi2013_template_for_posters.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'lisp_success' = '%HOMEPATH%\Desktop\lisp_success.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'sdszfo' = '%HOMEPATH%\Desktop\sdszfo.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'thlps_keeper_mayer_1965' = '%HOMEPATH%\Desktop\thlps_keeper_mayer_1965.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'uep_form_786_bulletin_1726i602' = '%HOMEPATH%\Desktop\uep_form_786_bulletin_1726i602.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'EXCEL12' = '%WINDIR%\SHELLNEW\EXCEL12.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'MsoIrmProtector' = '<SYSTEM32>\MSDRM\MsoIrmProtector.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'MsoIrmProtector' = '%WINDIR%\SysWOW64\MSDRM\MsoIrmProtector.exe'
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'MsoIrmProtector' = '%WINDIR%\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\Ms...

Creates the following files on removable media

<Drive name for removable media>:\fi51.exe
<Drive name for removable media>:\weeklysheet1215.exe
<Drive name for removable media>:\hanni_umami_chapter.exe
<Drive name for removable media>:\lisp_success.exe
<Drive name for removable media>:\applicantform_en.exe
<Drive name for removable media>:\holycrosschurchinstructions.exe
<Drive name for removable media>:\file_p_00000000_1371597592.exe
<Drive name for removable media>:\sdszfo.exe
<Drive name for removable media>:\bc01.exe
<Drive name for removable media>:\7790_preview.exe
<Drive name for removable media>:\fil_20060629111052.exe
<Drive name for removable media>:\spib_pima.exe
<Drive name for removable media>:\10thingscondoms.exe
<Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.exe
<Drive name for removable media>:\dualectls.exe
<Drive name for removable media>:\ksearch_esa_talk.exe
<Drive name for removable media>:\sim_gametheory_to_finance.exe
<Drive name for removable media>:\roozenedowebinar.exe
<Drive name for removable media>:\iso27k_isms_implementation_and_certification_process_overview_v2.exe
<Drive name for removable media>:\waterresourcesag.exe
<Drive name for removable media>:\middaugh_keynote.exe
<Drive name for removable media>:\hypothyroidism_slides.exe
<Drive name for removable media>:\removedtitles_records.exe
<Drive name for removable media>:\price030215.exe
<Drive name for removable media>:\guide_reorganization_mapping.exe
<Drive name for removable media>:\1sm_price.exe
<Drive name for removable media>:\contractualdeadlines.exe
<Drive name for removable media>:\excel_example.exe
<Drive name for removable media>:\calculatorworksheet.exe
<Drive name for removable media>:\trtf_matrix2012_oct.exe
<Drive name for removable media>:\2013_smccc_competition_points_jul2013.exe
<Drive name for removable media>:\cee_mmsprogram_summary_public.exe
<Drive name for removable media>:\al.exe
<Drive name for removable media>:\highly_cited_2001.exe
<Drive name for removable media>:\national_autism_preparation_programs.exe
<Drive name for removable media>:\applicant.exe

Malicious functions

Reads files which store third party applications passwords

%HOMEPATH%\desktop\aoc_saq_d_v3_merchant.docx
%HOMEPATH%\desktop\february_catalogue__2015.doc
%HOMEPATH%\desktop\fi51.doc
%HOMEPATH%\desktop\hadac_newsletter_july_2010_final.docx
%HOMEPATH%\desktop\issi2013_template_for_posters.docx
%HOMEPATH%\desktop\lisp_success.doc
%HOMEPATH%\desktop\sdszfo.docx
%HOMEPATH%\desktop\thlps_keeper_mayer_1965.docx
%HOMEPATH%\desktop\uep_form_786_bulletin_1726i602.doc

Modifies file system

Creates the following files

%ProgramFiles(x86)%\adobe\acrobat reader dc\reader\1494870c-9912-c184-4cc9-b401-a53f4d8de290.exe
%ProgramFiles(x86)%\adobe\acrobat reader dc\reader\idtemplates\enu\adobeid.exe
%ProgramFiles(x86)%\adobe\acrobat reader dc\reader\idtemplates\enu\defaultid.exe
%ProgramFiles(x86)%\adobe\acrobat reader dc\reader\pdfsigqformalrep.exe
%ProgramFiles(x86)%\adobe\acrobat reader dc\reader\plug_ins\annotations\stamps\enu\dynamic.exe
%ProgramFiles(x86)%\adobe\acrobat reader dc\reader\plug_ins\annotations\stamps\enu\signhere.exe
%ProgramFiles(x86)%\adobe\acrobat reader dc\reader\plug_ins\annotations\stamps\enu\standardbusiness.exe
%ProgramFiles(x86)%\adobe\acrobat reader dc\reader\plug_ins\annotations\stamps\words.exe
%ProgramFiles(x86)%\adobe\acrobat reader dc\resource\enutxt.exe
%ProgramFiles(x86)%\microsoft office\office16\1033\prottpln.exe
%ProgramFiles(x86)%\microsoft office\office16\1033\prottplv.exe
%ProgramFiles(x86)%\microsoft office\office16\samples\solvsamp.exe
%HOMEPATH%\desktop\aoc_saq_d_v3_merchant.exe
%HOMEPATH%\desktop\february_catalogue__2015.exe
%HOMEPATH%\desktop\fi51.exe
%HOMEPATH%\desktop\hadac_newsletter_july_2010_final.exe
%HOMEPATH%\desktop\issi2013_template_for_posters.exe
%HOMEPATH%\desktop\lisp_success.exe
%HOMEPATH%\desktop\sdszfo.exe
%HOMEPATH%\desktop\thlps_keeper_mayer_1965.exe
%HOMEPATH%\desktop\uep_form_786_bulletin_1726i602.exe
%WINDIR%\shellnew\excel12.exe
%WINDIR%\syswow64\msdrm\msoirmprotector.exe

Deletes the following system files

%WINDIR%\shellnew\excel12.xlsx

Modifies the following files

%LOCALAPPDATA%\microsoft\windows\explorer\thumbcache_idx.db

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