Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\MSDCSC\msdcsc.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'MicroUpdate' = '%HOMEPATH%\My Documents\MSDCSC\msdcsc.exe'
Malicious functions:
Creates and executes the following:
- %HOMEPATH%\My Documents\MSDCSC\msdcsc.exe
Searches for windows to
detect analytical utilities:
- ClassName: '' WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS' WindowName: ''
- ClassName: '' WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass' WindowName: ''
- ClassName: '' WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'GBDYLLO' WindowName: ''
- ClassName: 'OLLYDBG' WindowName: ''
- ClassName: 'FilemonClass' WindowName: ''
- ClassName: 'pediy06' WindowName: ''
Modifies file system :
Creates the following files:
- %HOMEPATH%\My Documents\MSDCSC\msdcsc.exe
Network activity:
Connects to:
- 'er#.#apto.org':4433
UDP:
- DNS ASK er#.#apto.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
- ClassName: '18467-41' WindowName: ''
