Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run] 'MicrosoftCorp' = '%WINDIR%\sysdiag64.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'MicrosoftNAPC' = '%WINDIR%\sysdiag64.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sysdiag64.exe' = '%WINDIR%\sysdiag64.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\auTORUN.inf
- <Drive name for removable media>:\cold\hott\sysdiag64.exe
- <Drive name for removable media>:\cold\hott\Desktop.ini
Malicious functions:
Creates and executes the following:
- '%WINDIR%\sysdiag64.exe'
Searches for windows to
detect analytical utilities:
- ClassName: '(null)' WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: '(null)' WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
Modifies file system :
Creates the following files:
- %WINDIR%\sysdiag64.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\cold\hott\sysdiag64.exe
- %WINDIR%\sysdiag64.exe
Network activity:
UDP:
- DNS ASK ni#####4.dyndns.info
Miscellaneous:
Searches for the following windows:
- ClassName: '(null)' WindowName: 'Auto Start and Process Viewer : www.konradp.com'
- ClassName: '(null)' WindowName: 'Remote Process Viewer for Windows Networks'
- ClassName: '(null)' WindowName: 'Security Task Manager - Alexander Neuber'
- ClassName: '(null)' WindowName: 'SwitchSniffer v1.3.2.0 UnRegistered'
- ClassName: '(null)' WindowName: 'CurrProcess'
- ClassName: '(null)' WindowName: 'BitDefender Firewall Alert'
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: '(null)' WindowName: 'Windows Security Alert'
- ClassName: '(null)' WindowName: 'Process Heap Viewer - www.SecurityXploded.com'
- ClassName: '(null)' WindowName: 'Soft191 Process Viewer'
- ClassName: '(null)' WindowName: 'SwitchSniffer v1.3.2.0 Registered'
- ClassName: '(null)' WindowName: 'Ether Detect'
- ClassName: '(null)' WindowName: 'The Wireshark Network Analyzer'
- ClassName: 'SysListView32' WindowName: '(null)'
- ClassName: '#32770' WindowName: '(null)'
- ClassName: 'RegEdit_RegEdit' WindowName: '(null)'
- ClassName: '(null)' WindowName: 'PIAFCTM - Waiting'
- ClassName: '(null)' WindowName: 'PIAFCTM - Stopped'
- ClassName: '(null)' WindowName: 'Process Explorer - Sysinternals: www.sysinternals.com'
- ClassName: '(null)' WindowName: 'Project 1 - Packet Analyzer - Colasoft Capsa'
- ClassName: '(null)' WindowName: 'TCPView - Sysinternals: www.sysinternals.com'