Analysis

  • max time kernel
    169s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:43

General

  • Target

    8ebbb1131e1a4dd52e3555e9bcef4cd3b23d560010ed015a9d78bbfc3a6270d8.exe

  • Size

    53KB

  • MD5

    bfb21bd0faa1d71032d8db4160b3d8bb

  • SHA1

    7088e72c134021a906585848518f78b9f159347f

  • SHA256

    8ebbb1131e1a4dd52e3555e9bcef4cd3b23d560010ed015a9d78bbfc3a6270d8

  • SHA512

    f5340b355be8474e25d504ce38081c2fb8e536dd6e97568a8a4fc9c9b5f68df0fef1b5228fa4b08ce81dcc2f1df0634201121d6eca7666d249566ed6d0fc6bf8

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>Do not trust anyone [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 2 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 27 IoCs
  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8ebbb1131e1a4dd52e3555e9bcef4cd3b23d560010ed015a9d78bbfc3a6270d8.exe
    "C:\Users\Admin\AppData\Local\Temp\8ebbb1131e1a4dd52e3555e9bcef4cd3b23d560010ed015a9d78bbfc3a6270d8.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    PID:1872

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1872-54-0x0000000076121000-0x0000000076123000-memory.dmp

    Filesize

    8KB