Technical Information
To ensure autorun and distribution
Creates the following files on removable media
- <Drive name for removable media>:\000814251_video_01.avi
- <Drive name for removable media>:\stoc13_ml_quoc_le.pptx
- <Drive name for removable media>:\waterresourcesag.pptx
- <Drive name for removable media>:\february_catalogue__2015.doc
- <Drive name for removable media>:\hanni_umami_chapter.doc
- <Drive name for removable media>:\fi51.doc
- <Drive name for removable media>:\testee.cer
- <Drive name for removable media>:\contoso_1.cer
- <Drive name for removable media>:\middaugh_keynote.pptx
- <Drive name for removable media>:\coffee.bmp
- <Drive name for removable media>:\dialmap.bmp
- <Drive name for removable media>:\default.bmp
- <Drive name for removable media>:\dashborder_120.bmp
- <Drive name for removable media>:\toolbar.bmp
- <Drive name for removable media>:\dashborder_144.bmp
- <Drive name for removable media>:\dial.bmp
- <Drive name for removable media>:\!!! all your files are encrypted !!!.txt
- <Drive name for removable media>:\tileimage.bmp
- <Drive name for removable media>:\iso27k_isms_implementation_and_certification_process_overview_v2.pptx
Malicious functions
To complicate detection of its presence in the operating system,
deletes volume shadow copies.
Modifies file system
Creates the following files
- unc\vdehfmco\users\all users\ntuser.pol
- unc\vdehfmco\users\all users\ntuser.pol.[958e3e13-1239-90cc-8d88-605f736ca7f6]
- unc\vdehfmco\users\all users\!!! all your files are encrypted !!!.txt
- C:\far2\!!! all your files are encrypted !!!.txt
- unc\vdehfmco\users\all users\adobe\arm\reader_15.007.20033\readerdcmanifest.msi
- unc\vdehfmco\users\all users\adobe\arm\reader_15.007.20033\readerdcmanifest.msi.[958e3e13-1239-90cc-8d88-605f736ca7f6]
- unc\vdehfmco\users\all users\adobe\arm\reader_15.007.20033\!!! all your files are encrypted !!!.txt
- C:\far2\addons\!!! all your files are encrypted !!!.txt
- unc\vdehfmco\users\all users\adobe\arm\s\armmanifest.msi
- unc\vdehfmco\users\all users\adobe\arm\s\armmanifest.msi.[958e3e13-1239-90cc-8d88-605f736ca7f6]
- unc\vdehfmco\users\all users\adobe\arm\s\!!! all your files are encrypted !!!.txt
Sets the 'hidden' attribute to the following files
- unc\vdehfmco\users\all users\ntuser.pol.[958e3e13-1239-90cc-8d88-605f736ca7f6]
Moves the following files
- from unc\vdehfmco\users\all users\ntuser.pol to unc\vdehfmco\users\all users\ntuser.pol.[958e3e13-1239-90cc-8d88-605f736ca7f6]
- from unc\vdehfmco\users\all users\adobe\arm\reader_15.007.20033\readerdcmanifest.msi to unc\vdehfmco\users\all users\adobe\arm\reader_15.007.20033\readerdcmanifest.msi.[958e3e13-1239-90cc-8d88-605f736ca7f6]
- from unc\vdehfmco\users\all users\adobe\arm\s\armmanifest.msi to unc\vdehfmco\users\all users\adobe\arm\s\armmanifest.msi.[958e3e13-1239-90cc-8d88-605f736ca7f6]
Modifies user data files (Trojan.Encoder).
Changes user data files extensions (Trojan.Encoder).
Network activity
Connects to
- 'ip###ger.org':443
TCP
HTTP GET requests
- http://ge###tool.com/
- http://ip##gger.ru/1myGu7.jpeg
UDP
- DNS ASK ge###tool.com
- DNS ASK ip##gger.ru
- DNS ASK ip###ger.org
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\cmd.exe' /C bcdedit /set {default} bootstatuspolicy ignoreallfailures' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C sc config eventlog start=disabled' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C wevtutil.exe clear-log System' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C wevtutil.exe clear-log Security' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C wevtutil.exe clear-log Application' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C del "%userprofile%\documents\Default.rdp"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C attrib "%userprofile%\documents\Default.rdp" -s -h' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C reg add "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Servers"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C chcp 1250 && net view' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C reg delete "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Servers" /f' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C vssadmin delete shadows /all /quiet' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C wmic shadowcopy delete' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C wbadmin delete backup' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C wbadmin delete systemstatebackup -keepversions:0' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C wbadmin delete systemstatebackup' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C wbadmin delete catalog -quiet' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C bcdedit /set {default} recoveryenabled no' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C reg delete "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Default" /va /f' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C chcp 1250 && net view "\\VDEHFMCO"' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /C bcdedit /set {default} bootstatuspolicy ignoreallfailures
- '%WINDIR%\syswow64\net.exe' view
- '%WINDIR%\syswow64\chcp.com' 1250
- '%WINDIR%\syswow64\cmd.exe' /C chcp 1250 && net view
- '%WINDIR%\syswow64\sc.exe' config eventlog start=disabled
- '%WINDIR%\syswow64\cmd.exe' /C sc config eventlog start=disabled
- '%WINDIR%\syswow64\wevtutil.exe' clear-log System
- '%WINDIR%\syswow64\cmd.exe' /C wevtutil.exe clear-log System
- '%WINDIR%\syswow64\wevtutil.exe' clear-log Security
- '%WINDIR%\syswow64\cmd.exe' /C wevtutil.exe clear-log Security
- '%WINDIR%\syswow64\wevtutil.exe' clear-log Application
- '%WINDIR%\syswow64\cmd.exe' /C wevtutil.exe clear-log Application
- '%WINDIR%\syswow64\cmd.exe' /C del "%userprofile%\documents\Default.rdp"
- '%WINDIR%\syswow64\attrib.exe' "%HOMEPATH%\documents\Default.rdp" -s -h
- '%WINDIR%\syswow64\cmd.exe' /C chcp 1250 && net view "\\VDEHFMCO"
- '%WINDIR%\syswow64\cmd.exe' /C attrib "%userprofile%\documents\Default.rdp" -s -h
- '%WINDIR%\syswow64\cmd.exe' /C reg add "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Servers"
- '%WINDIR%\syswow64\reg.exe' delete "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Servers" /f
- '%WINDIR%\syswow64\cmd.exe' /C reg delete "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Servers" /f
- '%WINDIR%\syswow64\reg.exe' delete "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Default" /va /f
- '%WINDIR%\syswow64\cmd.exe' /C reg delete "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Default" /va /f
- '%WINDIR%\syswow64\cmd.exe' /C vssadmin delete shadows /all /quiet
- '<SYSTEM32>\vssvc.exe'
- '%WINDIR%\syswow64\cmd.exe' /C wmic shadowcopy delete
- '%WINDIR%\syswow64\cmd.exe' /C wbadmin delete backup
- '%WINDIR%\syswow64\cmd.exe' /C wbadmin delete systemstatebackup -keepversions:0
- '%WINDIR%\syswow64\cmd.exe' /C wbadmin delete systemstatebackup
- '%WINDIR%\syswow64\cmd.exe' /C wbadmin delete catalog -quiet
- '%WINDIR%\syswow64\cmd.exe' /C bcdedit /set {default} recoveryenabled no
- '%WINDIR%\syswow64\reg.exe' add "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Servers"
- '%WINDIR%\syswow64\net.exe' view "\\VDEHFMCO"
