Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /O'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /C'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /P'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /M'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /N'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /Y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /Q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /w'
- [<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\2167841296] 'Name' = '%TEMP%\2.tmp'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /I'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /f'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /A'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cqriet' = '%HOMEPATH%\cqriet.exe /H'
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>:\YGH.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\cqriet.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\cqrietx.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%\o22o.exe
- %HOMEPATH%\o333o.exe
- %HOMEPATH%\o1o.exe
- %HOMEPATH%\LVqhEcsxsLjicB.exe
- %HOMEPATH%\cqriet.exe
Executes the following:
- <SYSTEM32>\cmd.exe /c ""%TEMP%\7ZSfx000.cmd" "
- <SYSTEM32>\svchost.exe
- <SYSTEM32>\tasklist.exe
Injects code into
the following system processes:
- <SYSTEM32>\svchost.exe
- <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:
- %TEMP%\7ZSfx000.cmd
- %TEMP%\Aqz..bat
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\676LOKFV\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\863FBB6R\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\WHUZ4DI7\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\TPIJ1HH0\desktop.ini
- %HOMEPATH%\o22o.exe
- %HOMEPATH%\o1o.exe
- %HOMEPATH%\LVqhEcsxsLjicB.exe
- %HOMEPATH%\o333o.exe
- %WINDIR%\Temp\3.tmp
- %TEMP%\1.tmp
- %HOMEPATH%\cqriet.exe
Sets the 'hidden' attribute to the following files:
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\TPIJ1HH0\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\676LOKFV\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\863FBB6R\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\WHUZ4DI7\desktop.ini
- <Drive name for removable media>:\cqrietx.exe
- <Drive name for removable media>:\autorun.inf
- %HOMEPATH%\cqriet.exe
- <Drive name for removable media>:\cqriet.exe
- <Drive name for removable media>:\YGH.ico
Deletes the following files:
- %WINDIR%\Temp\3.tmp
- %HOMEPATH%\o333o.exe
- %TEMP%\7ZSfx000.cmd
- <DRIVERS>\etc\hosts
- %HOMEPATH%\LVqhEcsxsLjicB.exe
- %HOMEPATH%\o1o.exe
- %TEMP%\2.tmp
Moves the following files:
- from %HOMEPATH%\o22o.exe to %TEMP%\4.tmp
- from %TEMP%\1.tmp to %TEMP%\2.tmp
Deletes itself.
Network activity:
Connects to:
- 'qr####ngt0st.com':443
- 'tw##ens.in':80
UDP:
- DNS ASK tw##ens.in
- DNS ASK qr####ngt0st.com
- DNS ASK ba##lon.com
- DNS ASK sk##e.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
