Analysis

  • max time kernel
    168s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:36

General

  • Target

    b2cff2b50051ad1924a8b2427212f44c4a5e7fcca8c188301c54974cb722247e.exe

  • Size

    53KB

  • MD5

    4d9f47ef1d60ed6be978869034c85b7a

  • SHA1

    46408fe3437ffc49139cfc046db9f1b941965658

  • SHA256

    b2cff2b50051ad1924a8b2427212f44c4a5e7fcca8c188301c54974cb722247e

  • SHA512

    8a40e4fa485d27a427cb00e32f9632f688384ed514c3a5d64d6fe05fa67ed090a4996cef21a050264b27a7cdabc0d28fd781b931e54cbe906484d5d7b766eff1

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: 15px; color: #000000; background: #4A83FD; } .tabs1 .identi { margin-left: 15px; 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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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>&#9760; Your files are encrypted! &#9760;</h1> <hr/> <h3>All your important data has been encrypted.</h3> <br/> <div class="text"> <!--text data --> To recover data you need decryptor.</br> To get the decryptor you should:</br> <p>Send 1 test image or text file <span> [email protected]</span>.</br> 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> <center>Attention!</center></br> <ul> <li>Only [email protected] can decrypt your files</li> <li> [email protected]</li> <li>Do not attempt to remove the program or run the anti-virus tools</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> �����������
Emails

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 4 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2cff2b50051ad1924a8b2427212f44c4a5e7fcca8c188301c54974cb722247e.exe
    "C:\Users\Admin\AppData\Local\Temp\b2cff2b50051ad1924a8b2427212f44c4a5e7fcca8c188301c54974cb722247e.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:1620

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1620-55-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

    Filesize

    8KB