Analysis

  • max time kernel
    163s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:26

General

  • Target

    e296f532c6210869e5a91906932b4334e62f3d0f2e023e578f74183a908321f0.exe

  • Size

    32KB

  • MD5

    54373a523c0640b79d94deb98d06895e

  • SHA1

    d40aab05eb772aee850052d7fd3341549a8f1d4a

  • SHA256

    e296f532c6210869e5a91906932b4334e62f3d0f2e023e578f74183a908321f0

  • SHA512

    eb96ba45f7d566e88728cd6f7d9d3b01fccedd3d7c00f6b2f3d8f57f46e9c4221e7c8f18e773e044405a2cf919cfc108b3afc9151cd7b04c4a1133bfa98d2688

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 4 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) 27 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e296f532c6210869e5a91906932b4334e62f3d0f2e023e578f74183a908321f0.exe
    "C:\Users\Admin\AppData\Local\Temp\e296f532c6210869e5a91906932b4334e62f3d0f2e023e578f74183a908321f0.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1620

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1620-54-0x0000000075D61000-0x0000000075D63000-memory.dmp

    Filesize

    8KB