Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11/02/2022, 06:22

General

  • Target

    f9759da99f4a08eb853cfc26fd32da9efe69659ea514d39c730088f1d9e40d92.exe

  • Size

    53KB

  • MD5

    cf0984e201a9b86e561c5052196a31fd

  • SHA1

    8db0da9178694c04eae17e897786f8b35d40c15f

  • SHA256

    f9759da99f4a08eb853cfc26fd32da9efe69659ea514d39c730088f1d9e40d92

  • SHA512

    7812736c9260e3e651122f0328735df9d6440506931eed647ad013ceaaf72a08e6e666e56bc19f5272b26097704773bf5a20e9b158f4a65cfbf9ed88ea06d7ab

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\f9759da99f4a08eb853cfc26fd32da9efe69659ea514d39c730088f1d9e40d92.exe
    "C:\Users\Admin\AppData\Local\Temp\f9759da99f4a08eb853cfc26fd32da9efe69659ea514d39c730088f1d9e40d92.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:1272

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1272-54-0x0000000076421000-0x0000000076423000-memory.dmp

    Filesize

    8KB