Win32.HLLW.Autoruner1.44642
Added to the Dr.Web virus database:
2013-06-28
Virus description added:
2013-06-28
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /H'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'puyip' = '%HOMEPATH%\puyip.exe /a'
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>:\qVW.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\puyip.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\puyipx.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
Creates and executes the following:
Modifies file system :
Creates the following files:
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\puyip.exe
- <Drive name for removable media>:\puyipx.exe
- <Drive name for removable media>:\qVW.ico
- %HOMEPATH%\puyip.exe
- <Drive name for removable media>:\autorun.inf
Network activity:
Connects to:
- 'ns#.##ayer1532.com':8000
UDP:
- DNS ASK ns#.##ayer1532.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
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