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Win32.HLLW.Autoruner3.5827

Added to the Dr.Web virus database: 2022-10-04

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /m'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /g'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /A'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /P'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /j'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /l'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /Q'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /t'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /i'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /U'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /f'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /Y'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /d'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /E'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /c'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /n'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /r'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /B'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /w'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /V'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /H'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /o'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /S'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /k'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /x'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'giwiv' = '%HOMEPATH%\giwiv.exe /z'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\dualectls.pdf.lnk
  • <Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.pdf.lnk
  • <Drive name for removable media>:\asm.png.lnk
  • <Drive name for removable media>:\block.png.lnk
  • <Drive name for removable media>:\dissolveanother.png.lnk
  • <Drive name for removable media>:\bg_search_box.png.lnk
  • <Drive name for removable media>:\background.png.lnk
  • <Drive name for removable media>:\breakpoint.png.lnk
  • <Drive name for removable media>:\passport_pal.wmv.lnk
  • <Drive name for removable media>:\flower_trans_matte.wmv.lnk
  • <Drive name for removable media>:\babyboymaintoscenesbackground_pal.wmv.lnk
  • <Drive name for removable media>:\music.lnk
  • <Drive name for removable media>:\price030215.xls.lnk
  • <Drive name for removable media>:\1sm_price.xls.lnk
  • <Drive name for removable media>:\contractualdeadlines.xls.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>:\subjectclassification.xls.lnk
  • <Drive name for removable media>:\new folder.lnk
  • <Drive name for removable media>:\passwords.lnk
  • <Drive name for removable media>:\documents.lnk
  • <Drive name for removable media>:\pictures.lnk
  • <Drive name for removable media>:\bc01.pdf.lnk
  • <Drive name for removable media>:\testwmv.wmv.lnk
  • <Drive name for removable media>:\fil_20060629111052.pdf.lnk
  • <Drive name for removable media>:\coffee.bmp.lnk
  • <Drive name for removable media>:\ias.ico
  • <Drive name for removable media>:\giwiv.exe
  • <Drive name for removable media>:\giwivx.exe
  • <Drive name for removable media>:\correct.avi.lnk
  • <Drive name for removable media>:\000814251_video_01.avi.lnk
  • <Drive name for removable media>:\join.avi.lnk
  • <Drive name for removable media>:\default.bmp.lnk
  • <Drive name for removable media>:\dashborder_96.bmp.lnk
  • <Drive name for removable media>:\dashborder_144.bmp.lnk
  • <Drive name for removable media>:\dial.bmp.lnk
  • <Drive name for removable media>:\lisp_success.doc.lnk
  • <Drive name for removable media>:\clip_1080_5sec_10mbps_h264.mp4.lnk
  • <Drive name for removable media>:\hanni_umami_chapter.doc.lnk
  • <Drive name for removable media>:\weeklysheet1215.doc.lnk
  • <Drive name for removable media>:\uep_form_786_bulletin_1726i602.doc.lnk
  • <Drive name for removable media>:\508softwareandos.doc.lnk
  • <Drive name for removable media>:\cveuropeo.doc.lnk
  • <Drive name for removable media>:\february_catalogue__2015.doc.lnk
  • <Drive name for removable media>:\region-north-karelia.jpg.lnk
  • <Drive name for removable media>:\1189.jpg.lnk
  • <Drive name for removable media>:\parnas_01.jpg.lnk
  • <Drive name for removable media>:\video.mp4.lnk
  • <Drive name for removable media>:\7790_preview.pdf.lnk
  • <Drive name for removable media>:\video.lnk
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
Modifies file system
Creates the following files
  • %HOMEPATH%\giwiv.exe
Sets the 'hidden' attribute to the following files
  • %HOMEPATH%\giwiv.exe
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\ias.ico
  • <Drive name for removable media>:\giwiv.exe
  • <Drive name for removable media>:\giwivx.exe
Network activity
Connects to
  • '255.255.255.255':8000
UDP
  • DNS ASK ns#.##ayer1532.com
  • DNS ASK ns#.##deoall.org
  • DNS ASK ns#.##deoall.net
Miscellaneous
Creates and executes the following
  • '%HOMEPATH%\giwiv.exe'