Analysis

  • max time kernel
    166s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:37

General

  • Target

    b2393d986ff0ada5e3ca355288ef483ff0fb672f0a71472a73873d4d07e98578.exe

  • Size

    55KB

  • MD5

    ee8befb0604390e0feb8c1e69c2fbe20

  • SHA1

    5c93dac6e44e3db9de9665dfda9fa734500319f5

  • SHA256

    b2393d986ff0ada5e3ca355288ef483ff0fb672f0a71472a73873d4d07e98578

  • SHA512

    deb9b802327ee526e33348aecd08983dc910dabb27c4a3bf4b451d0b2adb648d271606706a336aa9bf4e4751959910a5205affcaa44e59622fd37d4509c7e13d

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\b2393d986ff0ada5e3ca355288ef483ff0fb672f0a71472a73873d4d07e98578.exe
    "C:\Users\Admin\AppData\Local\Temp\b2393d986ff0ada5e3ca355288ef483ff0fb672f0a71472a73873d4d07e98578.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:1096

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1096-54-0x0000000076491000-0x0000000076493000-memory.dmp

    Filesize

    8KB