Analysis

  • max time kernel
    188s
  • max time network
    205s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11-02-2022 06:31

General

  • Target

    d1258561e8305d833e53b7fece4c66a0e43c5313b8f7a403d50674e6db058d31.exe

  • Size

    55KB

  • MD5

    9880c9bf558caacc022949c995652142

  • SHA1

    51a321b3af38d211bc1e3584cbf58030ab092102

  • SHA256

    d1258561e8305d833e53b7fece4c66a0e43c5313b8f7a403d50674e6db058d31

  • SHA512

    7053603a99a22affd47e88554a97eb42b2ddc0012e2f2dbf2e8379bae2d608ee929126ae3c65d8680a8acab02df01db862d6b2eb735fd1dca168dfd00995403f

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.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 9 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies data under HKEY_USERS 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1258561e8305d833e53b7fece4c66a0e43c5313b8f7a403d50674e6db058d31.exe
    "C:\Users\Admin\AppData\Local\Temp\d1258561e8305d833e53b7fece4c66a0e43c5313b8f7a403d50674e6db058d31.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:1504
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:3384

Network

MITRE ATT&CK Enterprise v6

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Downloads