Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '{BE199FBB-052C-0913-52A3-C9CD2D74DD5B}' = '"%APPDATA%\Ahho\onifw.exe"'
Malicious functions:
Creates and executes the following:
- '%APPDATA%\Ahho\onifw.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\4] '1A03' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1A10' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1A10' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1A05' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1A06' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1A05' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1A02' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1406' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '1609' = '00000000'
Modifies file system :
Creates the following files:
- %APPDATA%\Ozewpa\ugim.idn
- <LS_APPDATA>\Identities\{5518F2FB-DB74-45A3-BEC1-4575D8D9DC84}\Microsoft\Outlook Express\Sent Items.dbx
- %APPDATA%\Ahho\onifw.exe
- %TEMP%\tmp2409486d.bat
Deletes the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\load[1].php
Deletes itself.
Network activity:
Connects to:
- 'my###rials.com':80
TCP:
HTTP GET requests:
- http://my###rials.com/libraries/phputf8/native/load.php?mo######
UDP:
- DNS ASK my###rials.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
