Analysis

  • max time kernel
    157s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:56

General

  • Target

    51afd03e502c4088e755f7e984b84fa6ac084779059ef10bb42f79f7cee90cf2.exe

  • Size

    54KB

  • MD5

    bf5df1f404af5093d0d0032e9103da6b

  • SHA1

    0ee65151b7c46709ab3f4ecfdb6661cc074129ce

  • SHA256

    51afd03e502c4088e755f7e984b84fa6ac084779059ef10bb42f79f7cee90cf2

  • SHA512

    2052570ee57d92bad6851adae0c8546a9b0623bd37072cc2dae4df2ee17f6f03576cad570eb719c3dd8acaf69aec6cdb51bec57c442f25eda293ffd8dcb674a9

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 2 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\51afd03e502c4088e755f7e984b84fa6ac084779059ef10bb42f79f7cee90cf2.exe
    "C:\Users\Admin\AppData\Local\Temp\51afd03e502c4088e755f7e984b84fa6ac084779059ef10bb42f79f7cee90cf2.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:776

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/776-55-0x0000000075191000-0x0000000075193000-memory.dmp

    Filesize

    8KB