Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /V'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /Z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /r'
Creates the following files on removable media
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\video_1.exe
- <Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.exe
- <Drive name for removable media>:\spib_pima.exe
- <Drive name for removable media>:\lom602.exe
- <Drive name for removable media>:\10thingscondoms.exe
- <Drive name for removable media>:\cbz.exe
- <Drive name for removable media>:\51.exe
- <Drive name for removable media>:\clip_480_5sec_6mbps_h264.exe
- <Drive name for removable media>:\asm.exe
- <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
- <Drive name for removable media>:\passport_pal.exe
- <Drive name for removable media>:\babyboymaintoscenesbackground_pal.exe
- <Drive name for removable media>:\testwmv.exe
- <Drive name for removable media>:\excel_example.exe
- <Drive name for removable media>:\removedtitles_records.exe
- <Drive name for removable media>:\bg_search_box.exe
- <Drive name for removable media>:\block.exe
- <Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
- <Drive name for removable media>:\region-north-karelia.exe
- <Drive name for removable media>:\parnas_01.exe
- <Drive name for removable media>:\delete.exe
- <Drive name for removable media>:\000814251_video_01.exe
- <Drive name for removable media>:\archer.exe
- <Drive name for removable media>:\split.exe
- <Drive name for removable media>:\default.exe
- <Drive name for removable media>:\dashborder_192.exe
- <Drive name for removable media>:\dashborder_120.exe
- <Drive name for removable media>:\qouyaf.exe
- <Drive name for removable media>:\coffee.exe
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\fi51.exe
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
- <Drive name for removable media>:\2.exe
- <Drive name for removable media>:\210252809.exe
- <Drive name for removable media>:\168.exe
- <Drive name for removable media>:\3.exe
- <Drive name for removable media>:\dashborder_96.exe
- <Drive name for removable media>:\calculatorworksheet.exe
- <Drive name for removable media>:\1sm_price.exe
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%\qouyaf.exe
Sets the 'hidden' attribute to the following files
- %HOMEPATH%\qouyaf.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\qouyaf.exe
Network activity
Connects to
- '255.255.255.255':8000
UDP
- DNS ASK ns#.##ayer1352.com
- DNS ASK ns#.##ayer1352.net
- DNS ASK ns#.##ayer1352.org
Miscellaneous
Creates and executes the following
- '%HOMEPATH%\qouyaf.exe'