Evasive Gootkit Banking Trojan | VTI
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VTI SCORE: 100/100
Dynamic Analysis Report
Classification: Backdoor, Dropper, Spyware, Downloader

6ded37a61962a6a6626bd47adb66f5f73742d8d2125cdff1dc3f932d0a8e5d2e (SHA256)

gootkit_vbs-6ded37a6.vir.vbs

VBScript

Created at 2018-12-13 14:00:00

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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 overall sleep time of all monitored processes was truncated from "29 minutes, 45 seconds" to "1 minute, 40 seconds" to reveal dormant functionality.

Severity Category Operation Classification
5/5
Anti Analysis Tries to detect application sandbox -
  • Possibly trying to detect "Threadexpert" by checking for existence of module "dbghelp.dll".
    ...
  • Possibly trying to detect "Sandboxie" by checking for existence of module "sbiedll.dll".
    ...
5/5
Anti Analysis Tries to detect virtual machine -
  • 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
Information Stealing Reads system data Spyware
5/5
Injection Writes into the memory of another running process -
  • "c:\users\nd9e1fyi\appdata\local\temp\smsvchost32.exe" modifies memory of "c:\program files (x86)\msecache\safari.exe"
    ...
5/5
Network Sets up server that accepts incoming connections Backdoor
4/5
Network Associated with known malicious/suspicious URLs -
  • URL "http://amd.martatovaglieri.it/upll?26201" is known as malicious URL.
    ...
  • URL "HTTP://drk.fm604.com/rpersist4/2091998236" is known as malicious URL.
    ...
3/5
Anti Analysis Delays execution -
3/5
Browser Changes security-related browser settings -
2/5
Hide Tracks Writes an unually large amount of data to the registry -
  • Hides 512000 byte in "HKEY_CURRENT_USER\Software\AppDataLow\gpscsdch_0".
    ...
  • Hides 512000 byte in "HKEY_CURRENT_USER\Software\AppDataLow\gpscsdch_1".
    ...
  • Hides 512000 byte in "HKEY_CURRENT_USER\Software\AppDataLow\gpscsdch_2".
    ...
  • Hides 512000 byte in "HKEY_CURRENT_USER\Software\AppDataLow\gpscsdch_3".
    ...
  • Hides 512000 byte in "HKEY_CURRENT_USER\Software\AppDataLow\gpscsdch_4".
    ...
  • Hides 512000 byte in "HKEY_CURRENT_USER\Software\AppDataLow\gpscsdch_5".
    ...
  • Hides 512000 byte in "HKEY_CURRENT_USER\Software\AppDataLow\gpscsdch_6".
    ...
  • Hides 350258 byte in "HKEY_CURRENT_USER\Software\AppDataLow\gpscsdch_7".
    ...
  • Hides 4075 byte in "HKEY_CURRENT_USER\SOFTWARE\Microsoft\{7ade5bfc-66f6-4220-aa24-6032bdb90317}".
    ...
  • Hides 31817 byte in "HKEY_CURRENT_USER\SOFTWARE\Microsoft\{102f49a9-80c9-42ee-8924-3256738fc621}".
    ...
2/5
Network Performs DNS request -
2/5
Network Downloads data Downloader
2/5
Network Connects to HTTP server -
2/5
PE Drops PE file Dropper
2/5
PE Executes dropped PE file -
1/5
Process Creates system object -
  • Creates mutex with name "Global\PowerShell_CommandAnalysis_Lock_S-1-5-21-2172869166-1497266965-2109836178-1000".
    ...
1/5
Process Overwrites code -
1/5
Network Connects to remote host -
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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     icon_left
    

   

   

   

   

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