Win32.HLLW.Autoruner3.942
Added to the Dr.Web virus database:
2019-10-28
Virus description added:
2019-10-31
Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /G'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /W'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /O'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /M'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yiooqar' = '%HOMEPATH%\yiooqar.exe /D'
Creates the following files on removable media
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\lom602.exe
- <Drive name for removable media>:\cleanlyrics.exe
- <Drive name for removable media>:\bg_search_box.exe
- <Drive name for removable media>:\dissolveanother.exe
- <Drive name for removable media>:\flower_trans_matte.exe
- <Drive name for removable media>:\testwmv.exe
- <Drive name for removable media>:\passport_pal.exe
- <Drive name for removable media>:\508softwareandos.exe
- <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
- <Drive name for removable media>:\productos.exe
- <Drive name for removable media>:\fiche_inscription_2015.exe
- <Drive name for removable media>:\removedtitles_records.exe
- <Drive name for removable media>:\contractualdeadlines.exe
- <Drive name for removable media>:\subjectclassification.exe
- <Drive name for removable media>:\secret.exe
- <Drive name for removable media>:\sexy.exe
- <Drive name for removable media>:\ff_ot_user_guide.exe
- <Drive name for removable media>:\spib_pima.exe
- <Drive name for removable media>:\7790_preview.exe
- <Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.exe
- <Drive name for removable media>:\clip_480_5sec_6mbps_h264.exe
- <Drive name for removable media>:\join.exe
- <Drive name for removable media>:\dial.exe
- <Drive name for removable media>:\coffee.exe
- <Drive name for removable media>:\dashborder_120.exe
- <Drive name for removable media>:\fi51.exe
- <Drive name for removable media>:\weeklysheet1215.exe
- <Drive name for removable media>:\february_catalogue__2015.exe
- <Drive name for removable media>:\porn.exe
- <Drive name for removable media>:\babyboymaintoscenesbackground.exe
- <Drive name for removable media>:\lisp_success.exe
- <Drive name for removable media>:\region-north-karelia.exe
- <Drive name for removable media>:\168.exe
- <Drive name for removable media>:\3.exe
- <Drive name for removable media>:\1189.exe
- <Drive name for removable media>:\13.exe
- <Drive name for removable media>:\video.exe
- <Drive name for removable media>:\clip_1080_5sec_10mbps_h264.exe
- <Drive name for removable media>:\yiooqar.exe
- <Drive name for removable media>:\ovp25012015.exe
- <Drive name for removable media>:\passwords.exe
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
Modifies file system
Creates the following files
Sets the 'hidden' attribute to the following files
- %HOMEPATH%\yiooqar.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\yiooqar.exe
Network activity
Connects to
- 'ns#.##ayer1352.com':8000
UDP
- DNS ASK ns#.##ayer1352.com
Miscellaneous
Creates and executes the following
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