Win32.HLLW.Autohit.14432
Added to the Dr.Web virus database:
2014-01-20
Virus description added:
2014-01-21
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '{956AB0D0-D280-6D54-7439-1EFDE5DE469D}' = '"%APPDATA%\Sirul\kufeq.exe"'
Malicious functions:
Creates and executes the following:
- '%APPDATA%\Sirul\kufeq.exe'
Injects code into
the following system processes:
- <SYSTEM32>\cmd.exe
- <SYSTEM32>\cscript.exe
- %WINDIR%\Explorer.EXE
- <SYSTEM32>\ctfmon.exe
a large number of user processes.
Searches for registry branches where third party applications store passwords:
- [<HKCU>\SOFTWARE\martin prikryl\winscp 2\sessions]
- [<HKLM>\SOFTWARE\martin prikryl\winscp 2\sessions]
- [<HKCU>\SOFTWARE\ftpware\coreftp\sites]
- [<HKCU>\SOFTWARE\Far2\Plugins\ftp\hosts]
- [<HKLM>\SOFTWARE\FlashFXP\3]
- [<HKCU>\SOFTWARE\Ghisler\Total Commander]
- [<HKCU>\SOFTWARE\Far\Plugins\ftp\hosts]
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1609' = '00000000'
Modifies file system :
Creates the following files:
- %APPDATA%\Obdaq\gegey.die
- %APPDATA%\Sirul\kufeq.exe
- %TEMP%\tmp530f08f7.bat
Deletes itself.
Network activity:
Connects to:
TCP:
HTTP GET requests:
- de####enda.dnet.cl/language/_etue/cfg.bin
UDP:
- DNS ASK de####enda.dnet.cl
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_AutodialMonitor' WindowName: '(null)'
- ClassName: 'MS_WebcheckMonitor' WindowName: '(null)'
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
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