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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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