Analysis

  • max time kernel
    165s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:40

General

  • Target

    a2b7f8b7028f350a7e039047314bfd7b8cc48b1332a88bf4cd368719d778ae5a.exe

  • Size

    53KB

  • MD5

    267da8ff3990f5922205e642a1cc1c86

  • SHA1

    0d80d3c22a070ac6917c3bad208504fd7bd75f46

  • SHA256

    a2b7f8b7028f350a7e039047314bfd7b8cc48b1332a88bf4cd368719d778ae5a

  • SHA512

    5a29544d3ae3a52093b8bf87d4dd352c0a7b1b5c36746b257ede5b839f82ed03c1e2ef75bd0f07715cade3a5aacc628f54af4b7b0c7ff6d3c3512088d6022794

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.

  • 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\a2b7f8b7028f350a7e039047314bfd7b8cc48b1332a88bf4cd368719d778ae5a.exe
    "C:\Users\Admin\AppData\Local\Temp\a2b7f8b7028f350a7e039047314bfd7b8cc48b1332a88bf4cd368719d778ae5a.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:828

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/828-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

    Filesize

    8KB