Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /T'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /N'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /W'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /C'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /Q'
- [<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\3014746688] 'Name' = '"%TEMP%\2.tmp"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /B'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoiojar' = '%HOMEPATH%\xoiojar.exe /g'
Creates the following files on removable media:
- <Drive name for removable media>:\Documents.lnk
- <Drive name for removable media>:\Passwords.lnk
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Video.lnk
- <Drive name for removable media>:\Music.lnk
- <Drive name for removable media>:\cyCY.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\xoiojar.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\xoiojarx.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following:
- %HOMEPATH%\qbbf.exe
- %HOMEPATH%\qcccy.exe
- %HOMEPATH%\qah.exe
- %HOMEPATH%\KyoyHsmlgGr3.exe
- %HOMEPATH%\xoiojar.exe
Executes the following:
- <SYSTEM32>\svchost.exe
- <SYSTEM32>\tasklist.exe
Injects code into
the following system processes:
- <SYSTEM32>\spoolsv.exe
the following user processes:
- firefox.exe
- iexplore.exe
- YahooMessenger.exe
- msnmsgr.exe
- ICQ.exe
Searches for windows to
detect programs and games:
- ClassName: 'SkinuxWindow' WindowName: 'MySpaceIM with Skype'
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1601' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'currentlevel' = '00000000'
Modifies file system :
Creates the following files:
- %HOMEPATH%\xoiojar.exe
- %TEMP%\1.tmp
- %WINDIR%\Temp\3.tmp
- %HOMEPATH%\qcccy.exe
- %HOMEPATH%\KyoyHsmlgGr3.exe
- %HOMEPATH%\qah.exe
- %HOMEPATH%\qbbf.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\xoiojar.exe
- <Drive name for removable media>:\xoiojarx.exe
- <Drive name for removable media>:\cyCY.ico
- %HOMEPATH%\xoiojar.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- %HOMEPATH%\KyoyHsmlgGr3.exe
- %HOMEPATH%\qah.exe
- %TEMP%\2.tmp
- %WINDIR%\Temp\3.tmp
Network activity:
Connects to:
- 'ed##aim.in':80
TCP:
HTTP POST requests:
- ed##aim.in/oid32ido3id.php?in##############################################################################################################
UDP:
- DNS ASK ed##aim.in
- DNS ASK li##ro.it
- DNS ASK w3###ools.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
