Analysis

  • max time kernel
    175s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11-02-2022 06:30

General

  • Target

    d65e2a4ff4ce52d3e5a5451394763ae34b2fba1339b9e981fdd21b1bd85d5463.exe

  • Size

    55KB

  • MD5

    119cc60f7f1cb8a25adea23e3a55fe8b

  • SHA1

    b5755dcbd210d32013cb12d4812e60e68eb6cd96

  • SHA256

    d65e2a4ff4ce52d3e5a5451394763ae34b2fba1339b9e981fdd21b1bd85d5463

  • SHA512

    d60218863c99d6f2beed8a8de7b77e738cee607d79425ae2168d4f7b2939e66d403a100204929e3c0afc4f991b7e1f8e159665c33912a6ecd16d89d50c56deba

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> or <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> ���������

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
  • 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\d65e2a4ff4ce52d3e5a5451394763ae34b2fba1339b9e981fdd21b1bd85d5463.exe
    "C:\Users\Admin\AppData\Local\Temp\d65e2a4ff4ce52d3e5a5451394763ae34b2fba1339b9e981fdd21b1bd85d5463.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:3352
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:776
  • 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:3616

Network

MITRE ATT&CK Enterprise v6

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Downloads