Analysis

  • max time kernel
    164s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-01-2023 12:26

General

  • Target

    d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe

  • Size

    55KB

  • MD5

    6af267d388242b54a87d0d0b6eb0ccd8

  • SHA1

    eeeec084ebf73ca9d6600452e2997a469b4996c9

  • SHA256

    d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e

  • SHA512

    270e9ee5ec4fd63045a8e6a704106e178bd20788b73e7e1a9e4db83eaa629b38dd55bf7a202d534c0d91a20ce76e7b21d14335f94366f4acbf8a20194cfadce2

  • SSDEEP

    768:emtihjk9hlg4tBLuZuZJHe4ndXxnWlHznD/VwrEQYtqVi6S9JWvZ/KWwhQMNzLm9:eTjkfV+KJolntwrbDSTWvTwhQMhmpdL

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 10 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) 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe
    "C:\Users\Admin\AppData\Local\Temp\d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:2988

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2988-132-0x0000000000400000-0x000000000040EC00-memory.dmp

    Filesize

    59KB