Analysis

  • max time kernel
    162s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:25

General

  • Target

    ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe

  • Size

    55KB

  • MD5

    68a92cd95b9dc016f6320eba34ef7a16

  • SHA1

    3ef2131730de838a76b059a65dca211aae503f42

  • SHA256

    ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b

  • SHA512

    2bf7b40680cee894af1892a874301432621a34aec18c276cf58e0ee0bc6db102cd38ffb9791acb342e2e7ecbcc023913dc9fe4549cdf47a9f16d953c72fffda0

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 decryptor.</br> To get the decryptor 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).</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> <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 8 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) 26 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe
    "C:\Users\Admin\AppData\Local\Temp\ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Suspicious behavior: EnumeratesProcesses
    PID:1184

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1184-55-0x0000000075831000-0x0000000075833000-memory.dmp

    Filesize

    8KB