Technical Information
Malicious functions
Creates and executes the following
- '<SYSTEM32>\cmd.exe' (downloaded from the Internet)
Modifies file system
Creates the following files
- conout$
- %TEMP%\ox_1762040188497.exe
- %TEMP%\ox_1762040188529.exe
- %TEMP%\ox_1762040188637.exe
- %TEMP%\ox_1762040188442.exe
- %TEMP%\ox_1762040188556.exe
Deletes following files that it created itself
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\ie\551kfzy8\retev[2].htm
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\ie\uc4wyn49\retev[1].htm
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\ie\uc4wyn49\retev[2].htm
- %TEMP%\ox_1762040188497.exe
- %TEMP%\ox_1762040188529.exe
- %TEMP%\ox_1762040188637.exe
- %TEMP%\ox_1762040188556.exe
- %TEMP%\ox_1762040188442.exe
Network activity
Connects to
- 'vc######stributable.help':443
TCP
HTTP GET requests
- http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?ee##############
Other
- 'vc######stributable.help':443
UDP
- DNS ASK vc######stributable.help
Miscellaneous
Creates and executes the following
- '%TEMP%\ox_1762040188497.exe'
- '%TEMP%\ox_1762040188529.exe'
- '%TEMP%\ox_1762040188637.exe'
- '%TEMP%\ox_1762040188556.exe'
- '%TEMP%\ox_1762040188442.exe'
Executes the following
- '<SYSTEM32>\cmd.exe' start %TEMP%\ox_1762040188497.exe
- '<SYSTEM32>\cmd.exe' start %TEMP%\ox_1762040188529.exe
- '<SYSTEM32>\cmd.exe' start %TEMP%\ox_1762040188637.exe
- '<SYSTEM32>\cmd.exe' start %TEMP%\ox_1762040188442.exe
- '<SYSTEM32>\cmd.exe' start %TEMP%\ox_1762040188556.exe
