Analysis

  • max time kernel
    203s
  • max time network
    220s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11-02-2022 06:25

General

  • Target

    e9a32550c234ccdc771d0c30f51236bac3dfe0b0d718820f5ee9c4200e833c0f.exe

  • Size

    53KB

  • MD5

    0f71ed4048c8256c3a2afa79fc79129c

  • SHA1

    223335c46025efaf91384f7c981098c9795468c5

  • SHA256

    e9a32550c234ccdc771d0c30f51236bac3dfe0b0d718820f5ee9c4200e833c0f

  • SHA512

    9a3d4c2cea1ca144328812d2f017a151a66004f4db962ae1ea5f3d627f106488056094ea45e2fc01ff86ff31421994035694879e173551d431f9ff88302ad384

Malware Config

Extracted

Path

C:\how_to_back_files.html

Ransom Note
<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <style type="text/css"> body { background-color: #252525; } { 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: 5px; color: #FF0000; background: #1C1A1B; } .letter { color: #FF0000; font-weight: 600 } .tabs1 .identi { margin-left: 0px; line-height: 13px; font-size: 13px; text-align: center; float: top; display: block; padding: 15px; background: #1C1A1B; color: #F1EADA; } /*---*/ .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: #F1EADA; } .tabs .content { z-index: 0;/* or display: none; */ overflow: hidden; width: 800px; /*padding: 25px;*/ position: absolute; top: 32px; left: 0; background: #1C1A1B; color: #F1EADA; opacity:0; transition: opacity 400ms ease-out; } .tabs .content .text{ width: 700px; padding: 25px; } .tabs>.tab>[id^="tab"]:checked + label { top:0; background: #1C1A1B; color: #E29F12; } .tabs>.tab>[id^="tab"]:checked ~ [id^="tab-content"] { z-index: 1;/* or display: block; */ opacity: 1; transition: opacity 400ms ease-out; } </style> <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><span class="letter"> <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> <h3> To decrypt, follow the instructions below. </h3> <br> <div class="text"> <!--text data --> To recover data you need decryptor.<br> To get the decryptor you should:<br> <p>Send 1 crypted test image or text file or document to <span class="letter"> [email protected]</span><br> (Or alternate mail <span class="letter">[email protected]</span>)</p><p> In the letter include your personal ID (look at the beginning of this document).</p> We will give you the decrypted file as proof and assign the price for decryption all files.<p></p> After payment you will receive a decryptor and instructions We can decrypt one file in quality the evidence that we have the decoder..<br> <p> <center><b><p style="color: #ffff66;">MOST IMPORTANT!!!</p></center> <hr color="#ffff66"> <center><p style="color: #ffff66;"> We are ready to work through intermediaries and guarantors. </b></p></center> <hr color="#ffff66"> <ul> <li>Only decoder_master proof can decrypt your files.</li> <li>Antivirus programs can delete this document and you can not contact us later.</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 users unique encryption key. </li> </ul> <!--text data --> </div> </div> </div> <!--tab--> </ul> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html>
Emails

[email protected]</span><br>

class="letter">[email protected]</span>)</p><p>

URLs

http-equiv="Content-Type"

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
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies data under HKEY_USERS 45 IoCs
  • Modifies registry class 30 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9a32550c234ccdc771d0c30f51236bac3dfe0b0d718820f5ee9c4200e833c0f.exe
    "C:\Users\Admin\AppData\Local\Temp\e9a32550c234ccdc771d0c30f51236bac3dfe0b0d718820f5ee9c4200e833c0f.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:3096
  • 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:4092
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1768

Network

MITRE ATT&CK Enterprise v6

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Downloads