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Analysis

  • max time kernel
    184s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11/02/2022, 06:37

General

  • Target

    b2393d986ff0ada5e3ca355288ef483ff0fb672f0a71472a73873d4d07e98578.exe

  • Size

    55KB

  • MD5

    ee8befb0604390e0feb8c1e69c2fbe20

  • SHA1

    5c93dac6e44e3db9de9665dfda9fa734500319f5

  • SHA256

    b2393d986ff0ada5e3ca355288ef483ff0fb672f0a71472a73873d4d07e98578

  • SHA512

    deb9b802327ee526e33348aecd08983dc910dabb27c4a3bf4b451d0b2adb648d271606706a336aa9bf4e4751959910a5205affcaa44e59622fd37d4509c7e13d

Malware Config

Extracted

Path

C:\how_to_back_files.html

Ransom Note
<html> <style type="text/css"> body { background-color: #404040; } { margin: 0; padding: 0; } h1, h3{ text-align: center; text-transform: uppercase; font-weight: normal; } /*---*/ .tabs1{ width: 800px; display: block; margin: auto; position: relative; } .tabs1 .head{ text-align: center; float: top; text-transform: uppercase; font-weight: normal; display: block; padding: 5px; color: #FF0000; background: #303030; } .tabs1 .identi { margin-left: 0px; line-height: 13px; font-size: 13px; text-align: center; float: top; display: block; padding: 15px; background: #303030; color: #DFDFDF; } /*---*/ .tabs{ width: 800px; display: block; margin: auto; position: relative; } .tabs .tab{ float: left; display: block; } .tabs .tab>input[type="radio"] { position: absolute; top: -9999px; left: -9999px; } .tabs .tab>label { display: block; padding: 6px 21px; font-size: 18x; text-transform: uppercase; cursor: pointer; position: relative; color: #FFF; background: #4A83FD; } .tabs .content { z-index: 0;/* or display: none; */ overflow: hidden; width: 800px; /*padding: 25px;*/ position: absolute; top: 32px; left: 0; background: #303030; color: #DFDFDF; opacity:0; transition: opacity 400ms ease-out; } .tabs .content .text{ width: 700px; padding: 25px; } .tabs>.tab>[id^="tab"]:checked + label { top:0; background: #303030; color: #F5F5F5; } .tabs>.tab>[id^="tab"]:checked ~ [id^="tab-content"] { z-index: 1;/* or display: block; */ opacity: 1; transition: opacity 400ms ease-out; } </style> <head> <meta charset="utf-8"> <title>HOW TO DECRYPT YOUR FILES</title> </head> <body> <div class="tabs1"> <div class="head" ><h3>Your personal ID</h3></div> <div class="identi"> <pre>��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p> </pre><!-- !!! dont changing this !!! --> </div> </div> <!-- --> <div class="tabs"> <!--tab--> <div class="tab"> <input type="radio" name="tabs" checked="checked" id="tab1" /> <label for="tab1">English</label> <div id="tab-content1" class="content"> <h1>&#9763; Your files are encrypted! &#9763;</h1> <hr/> <h3> &#11015 To decrypt, follow the instructions below. &#11015 </h3> <br/> <div class="text"> <!--text data --> To recover data you need decryptor.</br> To get the decryptor you should:</br> <p>Send 1 crypted test image or text file or document to <span> <font color="FF0000"> [email protected] </font></span></br> (Or alternate mail <font color="FF0000"> [email protected] </font>)<p> In the letter include your personal ID (look at the beginning of this document).</p> We will give you the decrypted file and assign the price for decryption all files</p> After we send you instruction how to pay for decrypt and after payment you will receive a decryptor and instructions We can decrypt one file in quality the evidence that we have the decoder.</br> <hr color=red> <center><p style="color:#FF0000">MOST IMPORTANT!!!</p></center> <center><p style="color:#FF0000"> Do not contact other services that promise to decrypt your files, this is fraud on their part! They will buy a decoder from us, and you will pay more for his services. No one, except [email protected], will decrypt your files.</p></center> <hr color=red> <ul> <li>Only [email protected] can decrypt your files</li> <li>Do not trust anyone besides [email protected]</li> <li>Antivirus programs can delete this document and you can not contact us later.</li> <li>Attempts to self-decrypting files will result in the loss of your data</li> <li>Decoders other users are not compatible with your data, because each user's unique encryption key</li> </ul> <!--text data --> </div> </div> </div> <!--tab--> </ul> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html> �

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2393d986ff0ada5e3ca355288ef483ff0fb672f0a71472a73873d4d07e98578.exe
    "C:\Users\Admin\AppData\Local\Temp\b2393d986ff0ada5e3ca355288ef483ff0fb672f0a71472a73873d4d07e98578.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:680
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
      PID:1216
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k NetworkService -p
      1⤵
        PID:1116

      Network

      MITRE ATT&CK Enterprise v6

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      Downloads