Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\1763987224] 'Name' = '%TEMP%\srvB1C.tmp'
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\srvB1C] 'Start' = '00000002'
Malicious functions:
Injects code into
the following system processes:
- <SYSTEM32>\spoolsv.exe
Modifies file system :
Creates the following files:
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\W9MNOPER\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\YDEJEXWF\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\9YW3PZUG\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\CRW7FJRT\desktop.ini
- %TEMP%\srvB1C.tmp
- %TEMP%\srvB1C.ini
Sets the 'hidden' attribute to the following files:
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\YDEJEXWF\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\9YW3PZUG\desktop.ini
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\W9MNOPER\desktop.ini
- %TEMP%\srvB1C.tmp
- C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\CRW7FJRT\desktop.ini
Network activity:
Connects to:
- 'localhost':1165
- '<Private IP address>':80
- '94.##.123.33':80
- '<Private IP address>':445
- '<Private IP address>':139
- '94.##.123.34':80
TCP:
HTTP GET requests:
- 94.##.123.33/service/listener.php?af#########
- 94.##.123.34/X
- 94.##.123.34/service/scripts/files/aff_50006.dll
