Win32.HLLW.Autoruner1.28467

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Yahoo Messenger' = '<SYSTEM32>\Jumoong4.avi.exe'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\Jumoong4.avi.exe

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

hidden files

blocks execution of the following system utilities:

Windows Task Manager (Taskmgr)
Registry Editor (RegEdit)

Creates and executes the following:

<SYSTEM32>\Jumoong4.avi.exe
C:\Jumoong4.avi.exe
<Drive name for removable media>:\Jumoong4.avi.exe
<SYSTEM32>\Jumoong4.avi.exe -p 5144 -e 124 -g
C:\Jumoong4.avi.exe -p 5968 -e 52 -g
C:\Jumoong4.avi.exe -p 5292 -e 100 -g
C:\Jumoong4.avi.exe -p 5312 -e 100 -g
C:\Jumoong4.avi.exe /R /T
C:\Jumoong4.avi.exe -Embedding

Terminates or attempts to terminate

the following system processes:

<SYSTEM32>\drwtsn32.exe

a large number of user processes.

Modifies settings of Windows Explorer:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoRun' = '00000001'

Sets a new unauthorized home page for Windows Internet Explorer.

Modifies file system :

Creates the following files:

<SYSTEM32>\Jumoong4.avi.exe
C:\autorun.inf
C:\Jumoong4.avi.exe
<SYSTEM32>\wbem\Performance\WmiApRpl_new.h
<SYSTEM32>\wbem\Performance\WmiApRpl_new.ini
<SYSTEM32>\PerfStringBackup.TMP

Sets the 'hidden' attribute to the following files:

<SYSTEM32>\Jumoong4.avi.exe
C:\autorun.inf
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\Jumoong4.avi.exe

Deletes the following files:

%TEMP%\~DF36AB.tmp
%TEMP%\~DF2CE9.tmp
%TEMP%\~DF22E8.tmp
%TEMP%\~DF7CE4.tmp
%TEMP%\~DF490A.tmp
%TEMP%\~DF501B.tmp
%TEMP%\~DFC109.tmp
%TEMP%\~DF8BEE.tmp
%TEMP%\~DF553D.tmp
%TEMP%\~DF56FC.tmp
%TEMP%\~DF8097.tmp
%TEMP%\~DF6D23.tmp
%TEMP%\~DF6E79.tmp
%TEMP%\~DF6E4A.tmp
%TEMP%\~DF4DDF.tmp
%TEMP%\~DF4D58.tmp
%TEMP%\~DF340D.tmp
%TEMP%\~DF3B02.tmp
%TEMP%\~DF360D.tmp
%TEMP%\~DFA41C.tmp
%TEMP%\~DF865C.tmp
%TEMP%\~DFF634.tmp
%TEMP%\~DF3CA4.tmp
%TEMP%\~DF7C32.tmp
%TEMP%\~DFB8E6.tmp
%TEMP%\~DFA83B.tmp
%TEMP%\~DFD4DC.tmp
%TEMP%\~DFCCA.tmp
%TEMP%\~DFC32C.tmp
%TEMP%\~DF874F.tmp
%TEMP%\~DFDA2A.tmp
%TEMP%\~DFE035.tmp
%TEMP%\~DF342F.tmp
%TEMP%\~DFE755.tmp
%TEMP%\~DF577F.tmp
%TEMP%\~DFD4D9.tmp
%TEMP%\~DF60AD.tmp
%TEMP%\~DFDAA1.tmp
%TEMP%\~DF7C2D.tmp
%TEMP%\~DF9568.tmp
%TEMP%\~DFF35F.tmp
%TEMP%\~DF4D8D.tmp
%TEMP%\~DF2C9B.tmp
%TEMP%\~DFB225.tmp
%TEMP%\~DFEB94.tmp
%TEMP%\~DF9910.tmp
%TEMP%\~DF46AC.tmp
%TEMP%\~DFDE73.tmp
%TEMP%\~DF4B21.tmp
%TEMP%\~DFF7B3.tmp
%TEMP%\~DF80AB.tmp
%TEMP%\~DFDA2F.tmp
%TEMP%\~DFFDAD.tmp
%TEMP%\~DFAFBD.tmp
%TEMP%\~DF3F64.tmp
%TEMP%\~DF6B4C.tmp
%TEMP%\~DF6648.tmp
%TEMP%\~DFBD7A.tmp
%TEMP%\~DFDB8C.tmp
%TEMP%\~DF6183.tmp
%TEMP%\~DF618F.tmp
%TEMP%\~DF70C6.tmp
%TEMP%\~DF663E.tmp
%TEMP%\~DFC5EA.tmp
%TEMP%\~DFB6C5.tmp
%TEMP%\~DFA36A.tmp
%TEMP%\~DFBB68.tmp
%TEMP%\~DF9A92.tmp
%TEMP%\~DFAD8B.tmp
%TEMP%\~DFCEBA.tmp
%TEMP%\~DFCF28.tmp
%TEMP%\~DF7838.tmp
%TEMP%\~DF9362.tmp
%TEMP%\~DFAE6E.tmp
%TEMP%\~DFCC99.tmp
%TEMP%\~DF925A.tmp
%TEMP%\~DF9365.tmp
%TEMP%\~DF7908.tmp
%TEMP%\~DF8FF8.tmp
%TEMP%\~DF760F.tmp
%TEMP%\~DF663B.tmp
%TEMP%\~DFBC2A.tmp
%TEMP%\~DFC3FB.tmp
%TEMP%\~DF9464.tmp
%TEMP%\~DF634.tmp
%TEMP%\~DFCB67.tmp
%TEMP%\~DFD771.tmp
%TEMP%\~DFCAA7.tmp
%TEMP%\~DFB4FD.tmp
%TEMP%\~DFA00B.tmp
%TEMP%\~DFA39E.tmp
%TEMP%\~DF849C.tmp
%TEMP%\~DF79D4.tmp
%TEMP%\~DFD86E.tmp
%TEMP%\~DF9C5C.tmp
%TEMP%\~DFA841.tmp
%TEMP%\~DFB8A9.tmp
%TEMP%\~DF771E.tmp
%TEMP%\~DF87C0.tmp
%TEMP%\~DFD45D.tmp
%TEMP%\~DF7D81.tmp
%TEMP%\~DFD7EA.tmp
%TEMP%\~DF6416.tmp
%TEMP%\~DFEED6.tmp
%TEMP%\~DF72BB.tmp
%TEMP%\~DF9841.tmp
%TEMP%\~DF8FC0.tmp
%TEMP%\~DF82C3.tmp
%TEMP%\~DFA846.tmp
%TEMP%\~DFB405.tmp
%TEMP%\~DF1FE3.tmp
%TEMP%\~DF2A66.tmp
%TEMP%\~DF54E9.tmp
%TEMP%\~DF656D.tmp
<SYSTEM32>\wbem\Performance\WmiApRpl.h
<SYSTEM32>\wbem\Performance\WmiApRpl.ini
<SYSTEM32>\PerfStringBackup.TMP

Miscellaneous:

Searches for the following windows:

ClassName: '' WindowName: 'Search Results'
ClassName: '' WindowName: 'User Accounts'
ClassName: '' WindowName: 'System Restore'
ClassName: '' WindowName: 'My Computer'
ClassName: '' WindowName: 'Copying...'
ClassName: '' WindowName: 'Moving...'
ClassName: '' WindowName: 'System32'
ClassName: '' WindowName: 'WINDOWS'
ClassName: '' WindowName: 'Media'
ClassName: '' WindowName: 'Run'
ClassName: '' WindowName: 'Antivirus'
ClassName: '' WindowName: 'Anti viru'
ClassName: '' WindowName: 'Windows Task Manager'
ClassName: '' WindowName: 'Control Panel'
ClassName: '' WindowName: 'Registry Editor'
ClassName: '' WindowName: 'System Configuration Utility'
ClassName: '' WindowName: 'Folder Option'
ClassName: '' WindowName: 'Setup'
ClassName: '' WindowName: 'Kaspersky Anti-Virus 2009'
ClassName: '' WindowName: 'ESET NOD32 Antivirus Setup'
ClassName: '' WindowName: 'avast! Antivirus Setup'
ClassName: '' WindowName: 'Panda Global Protection 2009 Setup'
ClassName: 'Shell_TrayWnd' WindowName: ''

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