Analysis

  • max time kernel
    186s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11-02-2022 06:46

General

  • Target

    79394d7703ba4316927dfcc7f53b168f5405c15bfc113e4608d558ea9affe9c0.exe

  • Size

    53KB

  • MD5

    c019337e7445ce02d367f3618599d777

  • SHA1

    464b99e1a7a62c54434c9284881e190ea6791fc8

  • SHA256

    79394d7703ba4316927dfcc7f53b168f5405c15bfc113e4608d558ea9affe9c0

  • SHA512

    073935ab8868789e1818659ed797672d02029cc4378cddc656c3de4d1c3e7d1deeb766676bc7d60b347aa5bc98db121a69ff85688ce63cbf2add8a1fed995475

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 9 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 22 IoCs
  • Drops file in Windows directory 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\79394d7703ba4316927dfcc7f53b168f5405c15bfc113e4608d558ea9affe9c0.exe
    "C:\Users\Admin\AppData\Local\Temp\79394d7703ba4316927dfcc7f53b168f5405c15bfc113e4608d558ea9affe9c0.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:1996
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:424
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:2892

Network

MITRE ATT&CK Enterprise v6

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Downloads