Analysis

  • max time kernel
    167s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:54

General

  • Target

    562f891d42e76e4bd96797567bf6de3bb92dab907e893345b4d4fe98772e960d.exe

  • Size

    54KB

  • MD5

    b2961404673caf5ae2e4ea14d17e5fd7

  • SHA1

    268029a2f342043acfac08e9671f0aa107a30a62

  • SHA256

    562f891d42e76e4bd96797567bf6de3bb92dab907e893345b4d4fe98772e960d

  • SHA512

    187c7ebae11bde8fe16964d328290cf1421d9e7ebee2b80af6257df3ca396f3124fcb25e351f289f617c76e7f03faec558dc533c7c538df0e6c33f259f657a2a

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: 5px; color: #FF0000; background: #303030; } .tabs1 .identi { margin-left: 0px; 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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p> </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>&#9763; Your files are encrypted! &#9763;</h1> <hr/> <h3> &#11015 To decrypt, follow the instructions below. &#11015 </h3> <br/> <div class="text"> <!--text data --> To recover data you need decrypt tool.</br> To get the decrypt tool you should:</br> <p>Send 1 crypted test image or text file or document to <span> <font color="FF0000"> [email protected] </font></span></br> (Or alternate mail <font color="FF0000"> [email protected] </font>)<p> In the letter include your personal ID (look at the beginning of this document). Send me this ID in your first email to me</p> We will give you free test for decrypt few files (NOT VALUE) and assign the price for decryption all files</p> After we send you instruction how to pay for decrypt tool and after payment you will receive a decrypt tool and instructions how to use it We can decrypt few files in quality the evidence that we have the decoder.</br> <hr color=red> <center><p style="color:#FF0000">MOST IMPORTANT!!!</p></center> <center><p style="color:#FF0000"> Do not contact other services that promise to decrypt your files, this is fraud on their part! They will buy a decoder from us, and you will pay more for his services. No one, except [email protected], will decrypt your files.</p></center> <hr color=red> <ul> <li>Only [email protected] can decrypt your files</li> <li>Do not trust anyone besides [email protected]</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 user's unique encryption key</li> </ul> <!--text data --> </div> </div> </div> <!--tab--> </ul> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html> ���������

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 10 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\562f891d42e76e4bd96797567bf6de3bb92dab907e893345b4d4fe98772e960d.exe
    "C:\Users\Admin\AppData\Local\Temp\562f891d42e76e4bd96797567bf6de3bb92dab907e893345b4d4fe98772e960d.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:1896

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1896-54-0x0000000076491000-0x0000000076493000-memory.dmp

    Filesize

    8KB