Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'b0258cdb1442c772f3fd573871bdf77c' = '"%TEMP%\idm.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'b0258cdb1442c772f3fd573871bdf77c' = '"%TEMP%\idm.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\b0258cdb1442c772f3fd573871bdf77c.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\idm.exe' = '%TEMP%\idm.exe:*:Enabled:idm.exe'
Creates and executes the following:
- '%TEMP%\idm.exe'
- 'C:\Users\Micho\Contacts\Crypted.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\idm.exe" "idm.exe" ENABLE
- '<SYSTEM32>\rundll32.exe' <SYSTEM32>\shimgvw.dll,ImageView_Fullscreen C:\Users\Micho\Contacts\images (1).jpg
Modifies file system :
Creates the following files:
- %HOMEPATH%\Recent\Contacts.lnk
- %TEMP%\idm.exe
- %HOMEPATH%\Recent\images (1).lnk
- C:\Users\Micho\Contacts\Crypted.exe
- C:\Users\Micho\Contacts\images (1).jpg
Network activity:
Connects to:
- 'mr#####r2013.no-ip.biz':1177
UDP:
- DNS ASK mr#####r2013.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'ShImgVw:CPreviewWnd' WindowName: '(null)'
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'EDIT' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'