Analysis

  • max time kernel
    167s
  • max time network
    189s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    16-02-2022 22:46

General

  • Target

    9d86beb9d4b07dec9db6a692362ac3fce2275065194a3bda739fe1d1f4d9afc7.exe

  • Size

    350KB

  • MD5

    a0dc59b0f4fdf6d4656946865433bcce

  • SHA1

    c10fd0163c42f1149d5dcfb44e31b53a4fe6c6c9

  • SHA256

    9d86beb9d4b07dec9db6a692362ac3fce2275065194a3bda739fe1d1f4d9afc7

  • SHA512

    37ca081cb529aef7facea47985e88ce2a8011f2a7a89978a54152c688b77b974326ca8ab27012f0d05866a20f5fb961b65309a26fc3eb49b487f3b0e6216abff

Malware Config

Extracted

Path

C:\DECRYPT-FILES.html

Ransom Note
<html> <head> <script> function CopyToClipboard(containerid) { if (document.selection) { var range = document.body.createTextRange(); range.moveToElementText(document.getElementById(containerid)); range.select().createTextRange(); document.execCommand("copy"); } else if (window.getSelection) { var range = document.createRange(); range.selectNode(document.getElementById(containerid)); window.getSelection().addRange(range); document.execCommand("copy"); alert("Base64 copied into the clipboard!") } } </script> <style> html{ margin:0; padding:0; width:100%; height:100%; } body { background: #000080; color: #ececec; font-family: Consolas }; .tooltip { position: relative; display: inline-block; border-bottom: 1px dotted black; } .tooltip .tooltiptext { visibility: hidden; width: 120px; background-color: #555; color: #fff; text-align: center; border-radius: 6px; padding: 5px 0; position: absolute; z-index: 1; bottom: 125%; left: 50%; margin-left: -60px; opacity: 0; transition: opacity 0.3s; } .tooltip .tooltiptext::after { content: ""; position: absolute; top: 100%; left: 50%; margin-left: -5px; border-width: 5px; border-style: solid; border-color: #555 transparent transparent transparent; } .tooltip:hover .tooltiptext { visibility: visible; opacity: 1; } p#base64{ -ms-word-break: break-all; word-break: break-all; -webkit-hyphens: auto; -moz-hyphens: auto; -ms-hyphens: auto; hyphens: auto; } p#base64:hover{ cursor: hand; } </style> </head> <body> <table style="position: absolute;" width="100%"> <tr> <td style="width: 25%;"> <span class="left" style="font-size: 14px; font-weight: bold">CODE: <br>------ <br>00000&nbsp;00000 <br>00000&nbsp;00000 <br>00000&nbsp;00000 <br>00000&nbsp;00000 <br>00000&nbsp;00000 <br>00000&nbsp;00000 <br>00000&nbsp;00000 <br>00000&nbsp;00000 </span> </td> <td style="width: 50%;"> <div style="text-align: center; font-size: 20px;"> <p><s>0010 SYSTEM FAILURE 0010</s></p> <p>*********************************************************************************************************************</p> <p>Attention! Your documents, photos, databases, and other important files have been encrypted!</p> <p>*********************************************************************************************************************</p> <br> </div> <div style="text-align: center; font-size: 18px;"> <p>The only way to decrypt your files, is to buy the private key from us.</p> <p>You can decrypt one of your files for free, as a proof that we have the method to decrypt the rest of your data.</p> <p>In order to receive the private key contact us via email: <br> <b>[email protected]</b> </p> <p>Remember to hurry up, as your email address may not be avaliable for very long.<br>Buying the key immediatly will guarantee that 100% of your files will be restored.</p> <p>Below you will see a big base64 blob, you will need to email us and copy this blob to us.<br>you can click on it, and it will be copied into the clipboard.</p> <p>If you have troubles copying it, just send us the file you are currently reading, as an attachment.</p> <br> <p>Base64: </p> </div><div style="text-align: center; font-size: 12px;"><p id="base64" onclick="return CopyToClipboard('base64')" class="tooltip">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<span class="tooltiptext">Click here to copy</span></p></div></td><td style="width: 25%; text-align: right;"><span class="right" style="font-size: 14px; font-weight: bold">IMMINENT SHUTDOWN:<br>------<br>00000&nbsp;00000&nbsp;0&nbsp;00<br>00000&nbsp;00000&nbsp;0&nbsp;00<br>00000&nbsp;00000&nbsp;0&nbsp;00<br>00000&nbsp;00000&nbsp;0&nbsp;00<br>00000&nbsp;00000&nbsp;0&nbsp;00<br>00000&nbsp;00000&nbsp;0&nbsp;00<br>00000&nbsp;00000&nbsp;0&nbsp;00<br>00000&nbsp;00000&nbsp;0&nbsp;00</span></td></tr></table></body></html>
Emails

Signatures

  • Maze

    Ransomware family also known as ChaCha.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d86beb9d4b07dec9db6a692362ac3fce2275065194a3bda739fe1d1f4d9afc7.exe
    "C:\Users\Admin\AppData\Local\Temp\9d86beb9d4b07dec9db6a692362ac3fce2275065194a3bda739fe1d1f4d9afc7.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Windows\system32\wbem\wmic.exe
      "C:\ddgla\xtrx\..\..\Windows\nf\jnrr\l\..\..\..\system32\qlndx\..\wbem\qqxyk\..\wmic.exe" shadowcopy delete
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:820
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1828

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1316-55-0x0000000074B21000-0x0000000074B23000-memory.dmp

    Filesize

    8KB