Analysis

  • max time kernel
    197s
  • max time network
    204s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11-02-2022 06:49

General

  • Target

    6d74b9b8d14d9c48b36cf3034fde7a1d4849d94f5720eef28815d708cac0678b.exe

  • Size

    55KB

  • MD5

    bf44e225638235acc39adf243b9cbccc

  • SHA1

    a9c84b9f30f2aed1eb0f7b00bbf74a8b463f3260

  • SHA256

    6d74b9b8d14d9c48b36cf3034fde7a1d4849d94f5720eef28815d708cac0678b

  • SHA512

    6ab59ddd180c91d2bed7130bcc55ac2dc203947f3c3400bfbacec12da12047ca8f16a26c1792c997d6a59a03dec5c9abd3b21170d5873a82ae495a0d1b60e66c

Score
10/10

Malware Config

Extracted

Path

C:\#HOW_DECRYPT#.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; } .mark { background: #000000; padding: 2px 10px; font-weight: bold; } </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> <h1 align="left"> Save the ID before doing anything on the computer!!!</h1> <h1 align="left"> Be sure to save this ID, without it decryption is impossible!!!</h1> <p>Send 3 test image or text file <span class="mark">[email protected]</span> or <span class="mark">[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 <span class="mark">[email protected]</span> or <span class="mark">[email protected]</span> can decrypt your files</li> <li>Do not trust anyone <span class="mark">[email protected]</span> or <span class="mark">[email protected]</span></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

class="mark">[email protected]</span>

class="mark">[email protected]</span>.</br>

class="mark">[email protected]</span>

class="mark">[email protected]</span></li>

Signatures

  • 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\6d74b9b8d14d9c48b36cf3034fde7a1d4849d94f5720eef28815d708cac0678b.exe
    "C:\Users\Admin\AppData\Local\Temp\6d74b9b8d14d9c48b36cf3034fde7a1d4849d94f5720eef28815d708cac0678b.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:2664
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:1816
  • 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:908

Network

MITRE ATT&CK Enterprise v6

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Downloads