Win32.HLLW.Autoruner.55219
Added to the Dr.Web virus database:
2011-07-28
Virus description added:
2011-07-28
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /N'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /W'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /P'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /A'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /m'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /V'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /f'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /e'
- [<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\793344056] 'Name' = '"%TEMP%\3.tmp"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /J'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puuze' = '%HOMEPATH%\puuze.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>:\WGff.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\puuze.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\puuzex.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
Creates and executes the following:
- %HOMEPATH%\r.exe
- %HOMEPATH%\puuze.exe
- %HOMEPATH%\Px80iUk1zyr6.exe
- %HOMEPATH%\q.exe
Executes the following:
Injects code into
the following system processes:
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:
- %WINDIR%\Temp\4.tmp
- %HOMEPATH%\puuze.exe
- %TEMP%\Rlb..bat
- %TEMP%\2.tmp
- %HOMEPATH%\Px80iUk1zyr6.exe
- %HOMEPATH%\q.exe
- %HOMEPATH%\r.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\puuze.exe
- <Drive name for removable media>:\puuzex.exe
- <Drive name for removable media>:\WGff.ico
- %HOMEPATH%\puuze.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- %HOMEPATH%\Px80iUk1zyr6.exe
- %HOMEPATH%\r.exe
- %WINDIR%\Temp\4.tmp
- %TEMP%\3.tmp
- <DRIVERS>\etc\hosts
Network activity:
Connects to:
TCP:
HTTP POST requests:
- co##stug.in/wekdmxx.php?in##############################################################################################################
UDP:
- DNS ASK wi#####iafoundation.org
- DNS ASK co##stug.in
- DNS ASK nb#.com
- DNS ASK ig.#om.br
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
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