Analysis

  • max time kernel
    154s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:30

General

  • Target

    d6341e43d671ef6d7afd2070de380bbd0bf1268671b675c60bab578cf916d7dd.exe

  • Size

    53KB

  • MD5

    c8e582458e9dd3d529f23df76bad3581

  • SHA1

    49d92ce54f9dc5ec619e3cc241bb5635053f870f

  • SHA256

    d6341e43d671ef6d7afd2070de380bbd0bf1268671b675c60bab578cf916d7dd

  • SHA512

    5be5c666a72762d1453acfe076d4336c47993f7a7c79756925e2e071795098b02d69bdb2b980a830d966539c0db1ae71ad7529b864e2defcf1d7259ded6e5cdc

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 sambuka_star 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.

  • Modifies extensions of user files 11 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 27 IoCs
  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d6341e43d671ef6d7afd2070de380bbd0bf1268671b675c60bab578cf916d7dd.exe
    "C:\Users\Admin\AppData\Local\Temp\d6341e43d671ef6d7afd2070de380bbd0bf1268671b675c60bab578cf916d7dd.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    PID:876

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/876-54-0x0000000075471000-0x0000000075473000-memory.dmp

    Filesize

    8KB