Analysis

  • max time kernel
    166s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    11-02-2022 06:49

General

  • Target

    6d04a68da44b1caef82d84daa9ba31b902098f00953dec502302179d3bb7ade3.exe

  • Size

    55KB

  • MD5

    fe64589f3da0ec3820345f0868e16e28

  • SHA1

    286853f7db7d972ab30a77202937a098f6632f42

  • SHA256

    6d04a68da44b1caef82d84daa9ba31b902098f00953dec502302179d3bb7ade3

  • SHA512

    9f582bf074e96443acf0f7f75bab7d5d499c99d505c63e7f3c68d2514f112d24fb868d36d22613bf78cb6c835f4b732e12cf13ebb46a22ba5bd9b2ad02d76076

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>��3F 87 9E 61 EF AD 79 39 6F 05 F9 16 A9 15 F8 E7 B1 FA F2 68 4A 3D 98 9C 74 23 E9 F0 D8 F3 90 A3 66 C2 0B 8F 84 05 AA F1 FE DB 8A B3 CD D7 61 6B B8 61 E9 6F 3D DD E4 50 D3 B1 01 8D 00 95 D7 30 62 9C D7 5C BD A0 19 3A 74 0E DF 10 91 76 2A EE 37 7A 70 74 52 24 68 A1 4B 65 A1 22 07 E7 C7 AE 7B 8F 73 2F D8 A4 5C AD 4F 2B E3 8C 4F 01 83 08 57 30 E4 9F 17 11 73 5E 6E 83 C6 61 B5 11 8B 97 04 3B 7C F9 7B D2 1A 08 6D 1C 9C 85 41 1A 84 7B 61 E4 D0 24 1F 8F 0D AE 03 DB B8 27 78 90 83 0B 49 8C 7C 70 66 05 66 11 41 E7 E4 4D EB 0E CA 80 AD 1A FD C0 9C 29 97 C1 97 5F C9 58 0C 51 1F C8 A6 20 8A 71 0E B5 E7 4D A9 0A 14 6B 95 6C 6E 1B 55 58 E4 C6 E8 52 97 BA B7 5B 9F FB A2 D4 84 30 1C 0B BC 7B 0C 50 01 B0 EA FC 8E 15 32 94 8A 05 3D E2 B7 9F FB 6D 28 73 76 64 17 F6 1E 30 B4 06 </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) 8 IoCs
  • Drops file in Windows directory 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d04a68da44b1caef82d84daa9ba31b902098f00953dec502302179d3bb7ade3.exe
    "C:\Users\Admin\AppData\Local\Temp\6d04a68da44b1caef82d84daa9ba31b902098f00953dec502302179d3bb7ade3.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:1984
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4964

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/4964-130-0x000001FF41990000-0x000001FF419A0000-memory.dmp

    Filesize

    64KB

  • memory/4964-131-0x000001FF41F20000-0x000001FF41F30000-memory.dmp

    Filesize

    64KB

  • memory/4964-132-0x000001FF44610000-0x000001FF44614000-memory.dmp

    Filesize

    16KB