Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '29f88a0dd80fd8734ae2d5b61b22241f' = '"%TEMP%\chrome.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '29f88a0dd80fd8734ae2d5b61b22241f' = '"%TEMP%\chrome.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\chrome.exe' = '%TEMP%\chrome.exe:*:Enabled:chrome.exe'
Creates and executes the following:
- '%TEMP%\chrome.exe'
- 'C:\Extracted\NJServer.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\chrome.exe" "chrome.exe" ENABLE
- '<SYSTEM32>\rundll32.exe' <SYSTEM32>\shimgvw.dll,ImageView_Fullscreen C:\Extracted\10299317_605708332858624_582387194_n.jpg
Modifies file system :
Creates the following files:
- %TEMP%\chrome.exe
- %HOMEPATH%\Recent\10299317_605708332858624_582387194_n.lnk
- %HOMEPATH%\Recent\Extracted.lnk
- C:\Extracted\NJServer.exe
- %TEMP%\sfx.ini
- C:\Extracted\10299317_605708332858624_582387194_n.jpg
- C:\Extracted\HVMRuntm.dll
Deletes the following files:
- %TEMP%\sfx.ini
Network activity:
Connects to:
- 'ib#####12320.no-ip.biz':5552
UDP:
- DNS ASK ib#####12320.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'ShImgVw:CPreviewWnd' WindowName: '(null)'
