Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /C'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /w'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /N'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /I'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /Z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /O'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /M'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /R'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /B'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /Q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /P'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'piokoe' = '%HOMEPATH%\piokoe.exe /d'
Creates the following files on removable media
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.pdf.lnk
- <Drive name for removable media>:\breakpoint.png.lnk
- <Drive name for removable media>:\background.png.lnk
- <Drive name for removable media>:\block.png.lnk
- <Drive name for removable media>:\babyboymaintonotesbackground_pal.wmv.lnk
- <Drive name for removable media>:\passport_pal.wmv.lnk
- <Drive name for removable media>:\babyboymaintoscenesbackground.wmv.lnk
- <Drive name for removable media>:\testwmv.wmv.lnk
- <Drive name for removable media>:\applicantform_en.doc.lnk
- <Drive name for removable media>:\contractualdeadlines.xls.lnk
- <Drive name for removable media>:\subjectclassification.xls.lnk
- <Drive name for removable media>:\guide_reorganization_mapping.xls.lnk
- <Drive name for removable media>:\removedtitles_records.xls.lnk
- <Drive name for removable media>:\fiche_inscription_2015.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>:\video_1.mp4.lnk
- <Drive name for removable media>:\ff_ot_user_guide.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>:\piokoe.exe
- <Drive name for removable media>:\piokoex.exe
- <Drive name for removable media>:\correct.avi.lnk
- <Drive name for removable media>:\delete.avi.lnk
- <Drive name for removable media>:\000814251_video_01.avi.lnk
- <Drive name for removable media>:\archer.avi.lnk
- <Drive name for removable media>:\default.bmp.lnk
- <Drive name for removable media>:\tileimage.bmp.lnk
- <Drive name for removable media>:\music.lnk
- <Drive name for removable media>:\price030215.xls.lnk
- <Drive name for removable media>:\february_catalogue__2015.doc.lnk
- <Drive name for removable media>:\lisp_success.doc.lnk
- <Drive name for removable media>:\fi51.doc.lnk
- <Drive name for removable media>:\pushkin.jpg.lnk
- <Drive name for removable media>:\3.jpg.lnk
- <Drive name for removable media>:\2.jpg.lnk
- <Drive name for removable media>:\parnas_01.jpg.lnk
- <Drive name for removable media>:\region-north-karelia.jpg.lnk
- <Drive name for removable media>:\210252809.jpg.lnk
- <Drive name for removable media>:\jaur.ico
- <Drive name for removable media>:\508softwareandos.doc.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%\piokoe.exe
Sets the 'hidden' attribute to the following files
- %HOMEPATH%\piokoe.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\jaur.ico
- <Drive name for removable media>:\piokoe.exe
- <Drive name for removable media>:\piokoex.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%\piokoe.exe'
