Analysis

  • max time kernel
    158s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:50

General

  • Target

    65473586b66fc3f24dee97ff623c7762d522296d8b77362dede88be2682d0cf7.exe

  • Size

    54KB

  • MD5

    1c47f3b636dbd6b9d2ea44c5eb8855c6

  • SHA1

    67e50f7f23e3570afdd1301578be3f10c9f44861

  • SHA256

    65473586b66fc3f24dee97ff623c7762d522296d8b77362dede88be2682d0cf7

  • SHA512

    77958ac3c38837d8d03893f1606930ca6579f2b6825af40ac49d298952a7aacb39d0e6d2a98848c00e8a0a4c7dfc4b35bf4ab4fc08b0dead35627649c0c610b1

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 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\65473586b66fc3f24dee97ff623c7762d522296d8b77362dede88be2682d0cf7.exe
    "C:\Users\Admin\AppData\Local\Temp\65473586b66fc3f24dee97ff623c7762d522296d8b77362dede88be2682d0cf7.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:964

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/964-55-0x0000000074EC1000-0x0000000074EC3000-memory.dmp

    Filesize

    8KB