Analysis

  • max time kernel
    168s
  • max time network
    181s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11-02-2022 07:00

General

  • Target

    45c2af0c7fc9189de47fe133d95c032ad2c3f56d39b554dfcde481bbc0b7e420.exe

  • Size

    53KB

  • MD5

    50b1131ff10621daa2614c6a81c04fee

  • SHA1

    f0022e9ca3cc7065c63c6735e38b18c0ec096cf5

  • SHA256

    45c2af0c7fc9189de47fe133d95c032ad2c3f56d39b554dfcde481bbc0b7e420

  • SHA512

    9bee3507c95d5fdd58a88c30786400689f916de62b8d9896bf845269c6f30fb141d3102d567730657df4152dfafa53512379e1000f727c40fc95e3638df5a475

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 7 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 24 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\45c2af0c7fc9189de47fe133d95c032ad2c3f56d39b554dfcde481bbc0b7e420.exe
    "C:\Users\Admin\AppData\Local\Temp\45c2af0c7fc9189de47fe133d95c032ad2c3f56d39b554dfcde481bbc0b7e420.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:2232
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:1340
  • 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:212

Network

MITRE ATT&CK Enterprise v6

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Downloads