Technical Information
Malicious functions
Executes the following (exploit)
- '<SYSTEM32>\regsvr32.exe' /s calc
- '<SYSTEM32>\regsvr32.exe' C:\Testes\Fretdsf\Vertu.OCX
- '<SYSTEM32>\regsvr32.exe' C:\Testes\Fretdsf\Vertua.OCX
- '<SYSTEM32>\regsvr32.exe' C:\Testes\Fretdsf\Vertub.OCX
Modifies file system
Creates the following files
- %TEMP%\error017400_01.xml
- <Current directory>\fd661000
Substitutes the following files
- <PATH_SAMPLE>.xlsb
Network activity
Connects to
- '16#.#9.135.167':80
- '13#.#24.184.233':80
- '18#.#65.62.1':80
TCP
HTTP GET requests
- http://16#.#9.135.167/454394097.dat
- http://13#.#24.184.233/454394097.dat
Miscellaneous
Creates and executes the following
- '<SYSTEM32>\regsvr32.exe' /s calc' (with hidden window)
- '<SYSTEM32>\regsvr32.exe' C:\Testes\Fretdsf\Vertu.OCX' (with hidden window)
- '<SYSTEM32>\regsvr32.exe' C:\Testes\Fretdsf\Vertua.OCX' (with hidden window)
- '<SYSTEM32>\regsvr32.exe' C:\Testes\Fretdsf\Vertub.OCX' (with hidden window)
