Analysis

  • max time kernel
    153s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:27

General

  • Target

    df65b36f9e669d7d06e890bb5b403c87c564e84d66c87173e6caedd891ab95ae.exe

  • Size

    53KB

  • MD5

    d9a3599f9f7235ad6aebbcd7a18859a3

  • SHA1

    00331d2a6f89471899196d8234d16a0bc80339a0

  • SHA256

    df65b36f9e669d7d06e890bb5b403c87c564e84d66c87173e6caedd891ab95ae

  • SHA512

    2af0956cd6ac4da807872b6ef76310b7df3a50903c123447f2025ebfdf312a91d3de0808d4b70ab93da180f4cf48bb2cc2d80f4318be5ddda786bbefb4d78e5d

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 4 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\df65b36f9e669d7d06e890bb5b403c87c564e84d66c87173e6caedd891ab95ae.exe
    "C:\Users\Admin\AppData\Local\Temp\df65b36f9e669d7d06e890bb5b403c87c564e84d66c87173e6caedd891ab95ae.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:804

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/804-54-0x0000000075341000-0x0000000075343000-memory.dmp

    Filesize

    8KB