Analysis

  • max time kernel
    160s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:27

General

  • Target

    dd5eca1c0a35472d4cd1d40fe133a02250a4d544eb0c27bc69c5a1a940ba6d57.exe

  • Size

    53KB

  • MD5

    599e7ece6c2232fb535831b55dccb36a

  • SHA1

    af013ba3809a79151d63133824356398f19f7ede

  • SHA256

    dd5eca1c0a35472d4cd1d40fe133a02250a4d544eb0c27bc69c5a1a940ba6d57

  • SHA512

    77aed87a2857847b3edf6c1483c19e15fa88a08a17769ec19c78b533da2913f38cc3647bd3ffaa4bb90550fa8eb66f4289296d844aaa0e1146b621a0987387a7

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: #ff0000; } .tabs1 .identi { text-align: center; float: top; display: block; padding: 15px; background: #303030; color: #DFDFDF; } /*---*/ .tabs{ width: 800px; display: block; margin: auto; position: relative; /*height: 30px;*/ background: red; } .tabs .tab{ /*float: left;*/ display: inline-block; } .tabs .tab>input[type="radio"] { position: absolute; top: -9999px; left: -9999px; } .tabs .tab>label { display: block; padding: 6px 15px; font-size: 18x; text-transform: uppercase; cursor: pointer; position: relative; color: #FFF; background: #ff0000; } .tabs .content { z-index: 0;/* or display: none; */ overflow: hidden; width: 800px; /*padding: 25px;*/ position: absolute; top: 100%; 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; outline: 1px solid red; } .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="tabs"> <!--tab--> <div class="tab"> <input type="radio" name="tabs" checked="on" id="tab1" /> <div id="tab-content1" class="content"> <h1>Your files are encrypted! </h1> <hr/> <div class="text"> <!--text data --> <center>Your documents, photos, databases and all the rest files encrypted cryptographically strong algoritm.<br> Without a secret key stored with us, the restoration of your files is impossible</center> <br> <center>----------------------------------------------------------</center> You will be able to restore files so: <ul><li>To contact us by e-mail: <strong> [email protected] </strong> & send your personal ID and 3 crypted files, up to 3 MB in size everyone.</li> <li>We will decipher them, as proof that we can do this. Also you receive the instruction where and how many it is necessary to pay.</li> <li>You pay and confirm payment.</li> <li> after payment you receive the DECRYPTOR program, which restored ALL YOUR FILES.</li></ul> <center>---------------------------------------------------------</center> <strong>Your personal ID:</strong> <pre>�������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pre> <center>----------------------------- P.S. ----------------------------------</center> <ul><li>It is in your interest to respond as soon as possible to ensure the recovery of your files, because we will not store your decryption keys on our server for a long time.</li> <li>Be sure to add our email addresses to the trusted list, in your email client's settings. And also check the folder "Spam" when waiting for an email from us.</li> <li>If we do not respond to your message for more than 48 hours, write to the backup email : <strong> [email protected] </strong></li></ul> <!--text data --> </div> </div> </div> </body> </html>������

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 2 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\dd5eca1c0a35472d4cd1d40fe133a02250a4d544eb0c27bc69c5a1a940ba6d57.exe
    "C:\Users\Admin\AppData\Local\Temp\dd5eca1c0a35472d4cd1d40fe133a02250a4d544eb0c27bc69c5a1a940ba6d57.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:1660

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1660-54-0x0000000075CE1000-0x0000000075CE3000-memory.dmp

    Filesize

    8KB