Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Dxixcjxpldiislb' = '%APPDATA%\OPERAS~1\OPERAS~1\LOCALS~2\sZ7XK\wusa.exe'
Creates or modifies the following files
- <SYSTEM32>\tasks\cckfkyngzsfh
- %APPDATA%\Microsoft\windows\Start Menu\programs\startup\awnzvlrstmeml.lnk
Malicious functions
Executes the following
- '<SYSTEM32>\netsh.exe' advfirewall firewall add rule name="Core Networking - Multicast Listener Done (ICMPv4-In)" program="%WINDIR%\Explorer.EXE" dir=in action=allow protocol=TCP localport=any
Injects code into
the following system processes:
- %WINDIR%\explorer.exe
Terminates or attempts to terminate
the following system processes:
- <SYSTEM32>\fveprompt.exe
- <SYSTEM32>\wusa.exe
- <SYSTEM32>\systempropertiesdataexecutionprevention.exe
the following user processes:
- firefox.exe
- iexplore.exe
Reads files which store third party applications passwords
- %HOMEPATH%\desktop\issi2013_template_for_posters.docx
- %HOMEPATH%\desktop\nwfieldnotes1966.docx
- %HOMEPATH%\desktop\dial.bmp
- %HOMEPATH%\desktop\dashborder_120.bmp
- %HOMEPATH%\desktop\holycrosschurchinstructions.docx
Modifies file system
Creates the following files
- %LOCALAPPDATA%\0ysguo3\slc.dll
- %LOCALAPPDATA%\0ysguo3\fveprompt.exe
- %APPDATA%\microsoft\templates\agnk\slc.dll
- %APPDATA%\microsoft\templates\agnk\fveprompt.exe
- %LOCALAPPDATA%\hhie9\dpx.dll
- %LOCALAPPDATA%\hhie9\wusa.exe
- %APPDATA%\opera software\opera stable\local storage\sz7xk\dpx.dll
- %APPDATA%\opera software\opera stable\local storage\sz7xk\wusa.exe
- %LOCALAPPDATA%\uslk2\sysdm.cpl
- %LOCALAPPDATA%\uslk2\systempropertiesdataexecutionprevention.exe
- %APPDATA%\icqm\icq\html\pt\jabber\f7y\sysdm.cpl
- %APPDATA%\icqm\icq\html\pt\jabber\f7y\systempropertiesdataexecutionprevention.exe
Deletes the following files
- %LOCALAPPDATA%\0ysguo3\fveprompt.exe
- %LOCALAPPDATA%\0ysguo3\slc.dll
- %LOCALAPPDATA%\hhie9\dpx.dll
- %LOCALAPPDATA%\hhie9\wusa.exe
- %LOCALAPPDATA%\uslk2\sysdm.cpl
- %LOCALAPPDATA%\uslk2\systempropertiesdataexecutionprevention.exe
Substitutes the following files
- %APPDATA%\Microsoft\Crypto\RSA\S-1-5-21-1960123792-2022915161-3775307078-1001\f58155b4b1d5a524ca0261c3ee99fb50_36d1130a-ac2e-44f7-9dc1-e424fbcbe0ee
Miscellaneous
Creates and executes the following
- '%LOCALAPPDATA%\0ysguo3\fveprompt.exe'
- '%LOCALAPPDATA%\hhie9\wusa.exe'
- '%LOCALAPPDATA%\uslk2\systempropertiesdataexecutionprevention.exe'
- '<SYSTEM32>\netsh.exe' advfirewall firewall add rule name="Core Networking - Multicast Listener Done (ICMPv4-In)" program="%WINDIR%\Explorer.EXE" dir=in action=allow protocol=TCP localport=any' (with hidden window)
