263cf261...7869 | VTI
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VTI SCORE: 100/100
Target: win10_64 | windows_script_file
Classification: Dropper, Downloader

263cf261a45e5d9cf420e9b5ccda364d3765a439623cbd7be64daf8cc57d7869 (SHA256)

Paquete_id345634563.PDF.js

JScript

Created at 2018-05-02 13:26:00

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Notifications (2/2)

Code overwrite was observed during this analysis. Note that the analysis results may be affected by this modification by the sample.

The operating system was rebooted during the analysis because the sample installed a startup script or application for persistence.

Severity Category Operation Classification
5/5
Anti Analysis Tries to detect virtual machine -
  • Possibly trying to detect VirtualBox via registry "HKEY_LOCAL_MACHINE\HARDWARE\ACPI\DSDT\VBOX__".
    ...
  • Reads out system information, commonly used to detect VMs via registry. (Value "SystemBiosVersion" in key "HKEY_LOCAL_MACHINE\Hardware\description\System").
    ...
  • Reads out system information, commonly used to detect VMs via registry. (Value "VideoBiosVersion" in key "HKEY_LOCAL_MACHINE\Hardware\description\System").
    ...
5/5
Anti Analysis Tries to evade debugger -
4/5
Persistence Installs system startup script or application -
  • Adds ""C:\Users\CIiHmnxMn6Ps\AppData\Local\Relatorio_Erros\svchost.exe"" to Windows startup via registry.
    ...
4/5
PE Executes dropped PE file -
2/5
Network Performs DNS request -
2/5
File System Associated with suspicious files -
  • File "c:\users\ciihmnxmn6ps\desktop\Paquete_id345634563.PDF.js" is a known suspicious file.
    ...
2/5
Network Downloads data Downloader
2/5
Network Connects to HTTP server -
2/5
PE Drops PE file Dropper
1/5
Process Creates system object -
1/5
Process Overwrites code -
Function Logfile
Download-Icon
Exit-Icon

This feature requires an online-connection to the VMRay backend.

An offline version with limited functionality is also provided.
The offline version is supported only in Mozilla Firefoxwith deactivated setting "security.fileuri.strict_origin_policy". 


    

   

   

    Before
   

   

    

     

      
       This feature requires an online-connection to the VMRay backend.
      
      

      

      An offline version with limited functionality is also provided.
      

      The offline version is supported only in Mozilla Firefoxwith deactivated setting "security.fileuri.strict_origin_policy".
     

     

    

   

   

    After
   

   

    

     

      
       This feature requires an online-connection to the VMRay backend.
      
      

      

      An offline version with limited functionality is also provided.
      

      The offline version is supported only in Mozilla Firefoxwith deactivated setting "security.fileuri.strict_origin_policy".
     

     

    

   

   

    

     
      

       
       
       
       
      

     
     
     
    

   

  

  

   

    
    

     Screenshot
    

    

     Expand-Icon
    

    

     Exit-Icon
    

   

   

    

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