Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'FlashMak' = '%APPDATA%\speak.exe'
Creates the following services
- [<HKLM>\System\CurrentControlSet\Services\hookmgr] 'ImagePath' = '<Current directory>\hookmgr.sys'
Malicious functions
To complicate detection of its presence in the operating system,
blocks the following features:
- User Account Control (UAC)
Searches for windows to
detect analytical utilities:
- ClassName: 'OLLYDBG', WindowName: ''
- ClassName: 'GBDYLLO', WindowName: ''
- ClassName: 'pediy06', WindowName: ''
- ClassName: 'FilemonClass', WindowName: ''
- ClassName: '', WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS', WindowName: ''
- ClassName: '', WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass', WindowName: ''
- ClassName: '', WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
Network activity
Connects to
- 'sa###roup.net':80
TCP
HTTP POST requests
- http://sa###roup.net/components/com_cot/B/lop.php
UDP
- DNS ASK sa###roup.net
Miscellaneous
Searches for the following windows
- ClassName: '18467-41' WindowName: ''
