Analysis

  • max time kernel
    170s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:35

General

  • Target

    b977cc4a77fe9d850ca4f28d8434b6d11a8f5844bcbc3e1e8f346b54679a148e.exe

  • Size

    55KB

  • MD5

    1a3001e5db153d751c84c084ae979c4b

  • SHA1

    c83135b6ec77580fa32a24687fd4c8dc60a0e44b

  • SHA256

    b977cc4a77fe9d850ca4f28d8434b6d11a8f5844bcbc3e1e8f346b54679a148e

  • SHA512

    7a37c2dd262d48ee2b01202df1b5790d8d5a050a68defe7a5cc4c6a38eaa221ba621ae3eb23549e8f84cffbdf31a413681a934254f8b5a26f22288e291c663c1

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) 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b977cc4a77fe9d850ca4f28d8434b6d11a8f5844bcbc3e1e8f346b54679a148e.exe
    "C:\Users\Admin\AppData\Local\Temp\b977cc4a77fe9d850ca4f28d8434b6d11a8f5844bcbc3e1e8f346b54679a148e.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:1680

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1680-55-0x0000000075021000-0x0000000075023000-memory.dmp

    Filesize

    8KB