Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /m'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /w'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /f'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cougea' = '%HOMEPATH%\cougea.exe /x'
Creates the following files on removable media:
- <Drive name for removable media>:\Sexy.exe
- <Drive name for removable media>:\Porn.exe
- <Drive name for removable media>:\Passwords.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\cougea.exe
- <Drive name for removable media>:\Secret.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%\cougea.exe'
Modifies file system :
Creates the following files:
- %HOMEPATH%\Passwords.exe
- %HOMEPATH%\RCX3.tmp
- %HOMEPATH%\RCX4.tmp
- %HOMEPATH%\RCX6.tmp
- %HOMEPATH%\RCX5.tmp
- %HOMEPATH%\RCX2.tmp
- %HOMEPATH%\Secret.exe
- %HOMEPATH%\cougea.exe
- %HOMEPATH%\Sexy.exe
- %HOMEPATH%\Porn.exe
- %HOMEPATH%\RCX1.tmp
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\cougea.exe
- <Drive name for removable media>:\autorun.inf
- %HOMEPATH%\cougea.exe
Deletes the following files:
- %HOMEPATH%\Secret.exe
- %HOMEPATH%\Passwords.exe
- %HOMEPATH%\Sexy.exe
- %HOMEPATH%\Porn.exe
Moves the following files:
- from %HOMEPATH%\RCX4.tmp to %HOMEPATH%\Sexy.exe
- from %HOMEPATH%\RCX5.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX6.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX1.tmp to %HOMEPATH%\Sexy.exe
- from %HOMEPATH%\RCX2.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX3.tmp to %HOMEPATH%\Porn.exe
Network activity:
Connects to:
- 'ns#.##uchecks.biz':7001
- 'ns#.##uchecks1.net':7001
- 'ns#.##uchecks1.biz':7001
- 'ns#.##uchecks.by':7001
- 'ns#.##uchecks1.org':7001
- 'ns#.##uchecks.net':7001
- 'ns#.##uchecks.com':7001
- 'ns#.##uchecks1.com':7001
- 'ns#.##uchecks.org':7001
UDP:
- DNS ASK ns#.##uchecks.biz
- DNS ASK ns#.##uchecks1.net
- DNS ASK ns#.##uchecks1.biz
- DNS ASK ns#.##uchecks.by
- DNS ASK ns#.##uchecks1.org
- DNS ASK ns#.##uchecks.net
- DNS ASK ns#.##uchecks.com
- DNS ASK ns#.##uchecks1.com
- DNS ASK ns#.##uchecks.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: '' WindowName: '(null)'
- ClassName: 'Indicator' WindowName: '(null)'
