39479137...db57 | VMRay Analyzer Report
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VTI SCORE: 100/100
Dynamic Analysis Report
Classification: Ransomware, Trojan

mttdgi.exe

Windows Exe (x86-32)

Created at 2019-04-27T16:42:00

...

Remarks (1/1)

(0x2000004): The operating system was rebooted during the analysis because the sample installed a startup script, task or application for persistence.

VMRay Threat Indicators (11 rules, 13 matches)

Severity Category Operation Count Classification
5/5
Local AV Malicious content was detected by heuristic scan 2 -
5/5
Reputation Known malicious file 1 Trojan
  • File "C:\Users\5p5NrGJn0jS HALPmcxz\Desktop\mttdgi.exe" is a known malicious file.
    ...
4/5
File System Renames user files 1 Ransomware
  • Renames multiple user files. This is an indicator for an encryption attempt.
    ...
4/5
OS Modifies Windows automatic backups 1 -
3/5
File System Possibly drops ransom note files 1 Ransomware
  • Possibly drops ransom note files (creates 16 instances of the file "HOW TO BACK YOUR FILES.txt" in different locations).
    ...
2/5
Anti Analysis Tries to detect virtual machine 1 -
  • Possibly trying to detect VM via rdtsc.
    ...
    • VTI Actions
1/5
Persistence Installs system startup script or application 1 -
  • Adds "C:\Users\5p5NrGJn0jS HALPmcxz\Desktop\mttdgi.exe" to Windows startup via registry.
    ...
1/5
Process Creates process with hidden window 1 -
  • The process "C:\Windows\system32\cmd.exe" starts with hidden window.
    ...
1/5
File System Modifies application directory 2 -
1/5
Information Stealing Possibly does reconnaissance 1 -
  • Possibly trying to gather information about application "Mozilla Firefox" by file.
    ...
    • VTI Actions
1/5
File System Creates an unusually large number of files 1 -

Screenshots

Monitored Processes

Process Graph

Process Graph Legend

Sample Information

ID #631015
MD5 6434d3600043c5b22d64837338dcae25 Copy to Clipboard
SHA1 c11002e09cfe660d567f35bcf77a48be9827346d Copy to Clipboard
SHA256 394791371e7b993b6501ef4ed16202b3e424ff72fbb763e6d6fa0291f25fdb57 Copy to Clipboard
SSDeep 3072:qm0Des1165kQxqAJiabU2KP1S/Ypj9WuA7eFTpqYb8lG5FPnRa:qm0VMmmsxtrsd7ii4F/R Copy to Clipboard
ImpHash 25e80c25e62128dfba4076592cb230c1 Copy to Clipboard
Filename mttdgi.exe
File Size 184.00 KB
Sample Type Windows Exe (x86-32)

Analysis Information

Creation Time 2019-04-27 18:42 (UTC+2)
Analysis Duration 00:02:29
Number of Monitored Processes 7
Execution Successful True
Reputation Enabled True
WHOIS Enabled True
Local AV Enabled True
YARA Enabled True
Number of AV Matches 3
Number of YARA Matches 0
Termination Reason Maximum binlog size reached
Tags
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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