General

  • Target

    2024-11-24_cafbacc31cdd3ecece60d7128cf8bc90_globeimposter_neshta

  • Size

    93KB

  • Sample

    241124-qvheds1rbs

  • MD5

    cafbacc31cdd3ecece60d7128cf8bc90

  • SHA1

    ab73f8a73bf1df39143e55e0c49a61238bf6cbca

  • SHA256

    58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079e

  • SHA512

    2d3a20a496abd456b5732d8a119cc3b73bbd5bdaf7c79943c7c6c7a98254c0f6a2b017acc75ff894e06086206734841e740b1b47a864c0b1a2935c692d0457fc

  • SSDEEP

    1536:JxqjQ+P04wsmJC5LpeytM3alnawrRIwxVSHMweio:sr85C5Lpey23alnaEIN/

Malware Config

Extracted

Path

C:\Users\Public\Music\Sample Music\how_to_back_files.html

Ransom Note
<html> <style type="text/css"> body { background-color: #f5f5f5; } h1, h3{ text-align: center; text-transform: uppercase; font-weight: normal; } /*---*/ .tabs1{ display: block; margin: auto; } .tabs1 .head{ text-align: center; float: top; padding: 0px; text-transform: uppercase; font-weight: normal; display: block; background: #81bef7; color: #DF0101; font-size: 30px; } .tabs1 .identi { font-size: 10px; text-align: center; float: top; padding: 15px; display: block; background: #81bef7; color: #DFDFDF; word-break: break-all; } .tabs .content { background: #f5f5f5; /*text-align: center;*/ color: #000000; padding: 25px 15px; font-size: 15px; font-weight: 400; line-height: 20px; } .tabs .content a { color: #df0130; font-size: 23px; font-style: italic; text-decoration: none; line-height: 35px; } .tabs .content .text{ padding: 25px; line-height: 1.2; } </style> <body> <div class="tabs1"> <div class="head" ><b>Your personal ID:</b></div> <div class="identi"> <span style="width:1000px; color: #ffffff; font-size: 10px;">��������������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span> <br> <!-- !!! dont changing this !!! --> </div> </div> <!-- --> <div class="tabs"> <!--tab--> <div class="tab"> <div id="tab-content1" class="content"> <div class="text"> <!--text data --> <b>/!\ YOUR COMPANY NETWORK HAS BEEN PENETRATED /!\</b><br> <b>All your important files have been encrypted!</b><br><br> <hr> Your files are safe! Only modified. (RSA+AES)<br><br> ANY ATTEMPT TO RESTORE YOUR FILES WITH THIRD-PARTY SOFTWARE<br> WILL PERMANENTLY CORRUPT IT.<br> DO NOT MODIFY ENCRYPTED FILES.<br> DO NOT RENAME ENCRYPTED FILES.<br><br> No software available on internet can help you. We are the only ones able to<br> solve your problem.<br><br> We gathered highly confidential/personal data. These data are currently stored on<br> a private server. This server will be immediately destroyed after your payment.<br> If you decide to not pay, we will release your data to public or re-seller.<br> So you can expect your data to be publicly available in the near future..<br><br> We only seek money and our goal is not to damage your reputation or prevent<br> your business from running.<br><br> You will can send us 2-3 non-important files and we will decrypt it for free<br> to prove we are able to give your files back.<br><br> <!--text data --> <hr> <b>Contact us for price and get decryption software.</b><br><br> <hr> <b>email:</b><br> <a href="[email protected] ">[email protected] </a> <br> <a href="[email protected] ">[email protected] </a> <br> <p>* To contact us, create a new free email account on the site: <a href="https://protonmail.com">protonmail.com <br> <b> IF YOU DON'T CONTACT US WITHIN 72 HOURS, PRICE WILL BE HIGHER.</b><br> <p>* Tor-chat to always be in touch: <a href<a href<b> </div> </div> </div> <!--tab--> <b> <b> <b> <span style="font-size: 22px">qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion</span> </b><br><br> </b><br> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html>��������������

Extracted

Path

C:\ProgramData\regid.1991-06.com.microsoft\how_to_back_files.html

Ransom Note
<html> <style type="text/css"> body { background-color: #f5f5f5; } h1, h3{ text-align: center; text-transform: uppercase; font-weight: normal; } /*---*/ .tabs1{ display: block; margin: auto; } .tabs1 .head{ text-align: center; float: top; padding: 0px; text-transform: uppercase; font-weight: normal; display: block; background: #81bef7; color: #DF0101; font-size: 30px; } .tabs1 .identi { font-size: 10px; text-align: center; float: top; padding: 15px; display: block; background: #81bef7; color: #DFDFDF; word-break: break-all; } .tabs .content { background: #f5f5f5; /*text-align: center;*/ color: #000000; padding: 25px 15px; font-size: 15px; font-weight: 400; line-height: 20px; } .tabs .content a { color: #df0130; font-size: 23px; font-style: italic; text-decoration: none; line-height: 35px; } .tabs .content .text{ padding: 25px; line-height: 1.2; } </style> <body> <div class="tabs1"> <div class="head" ><b>Your personal ID:</b></div> <div class="identi"> <span style="width:1000px; color: #ffffff; font-size: 10px;">��������������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span> <br> <!-- !!! dont changing this !!! --> </div> </div> <!-- --> <div class="tabs"> <!--tab--> <div class="tab"> <div id="tab-content1" class="content"> <div class="text"> <!--text data --> <b>/!\ YOUR COMPANY NETWORK HAS BEEN PENETRATED /!\</b><br> <b>All your important files have been encrypted!</b><br><br> <hr> Your files are safe! Only modified. (RSA+AES)<br><br> ANY ATTEMPT TO RESTORE YOUR FILES WITH THIRD-PARTY SOFTWARE<br> WILL PERMANENTLY CORRUPT IT.<br> DO NOT MODIFY ENCRYPTED FILES.<br> DO NOT RENAME ENCRYPTED FILES.<br><br> No software available on internet can help you. We are the only ones able to<br> solve your problem.<br><br> We gathered highly confidential/personal data. These data are currently stored on<br> a private server. This server will be immediately destroyed after your payment.<br> If you decide to not pay, we will release your data to public or re-seller.<br> So you can expect your data to be publicly available in the near future..<br><br> We only seek money and our goal is not to damage your reputation or prevent<br> your business from running.<br><br> You will can send us 2-3 non-important files and we will decrypt it for free<br> to prove we are able to give your files back.<br><br> <!--text data --> <hr> <b>Contact us for price and get decryption software.</b><br><br> <hr> <b>email:</b><br> <a href="[email protected] ">[email protected] </a> <br> <a href="[email protected] ">[email protected] </a> <br> <p>* To contact us, create a new free email account on the site: <a href="https://protonmail.com">protonmail.com <br> <b> IF YOU DON'T CONTACT US WITHIN 72 HOURS, PRICE WILL BE HIGHER.</b><br> <p>* Tor-chat to always be in touch: <a href<a href<b> </div> </div> </div> <!--tab--> <b> <b> <b> <span style="font-size: 22px">qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion</span> </b><br><br> </b><br> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html>��������������

Targets

    • Target

      2024-11-24_cafbacc31cdd3ecece60d7128cf8bc90_globeimposter_neshta

    • Size

      93KB

    • MD5

      cafbacc31cdd3ecece60d7128cf8bc90

    • SHA1

      ab73f8a73bf1df39143e55e0c49a61238bf6cbca

    • SHA256

      58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079e

    • SHA512

      2d3a20a496abd456b5732d8a119cc3b73bbd5bdaf7c79943c7c6c7a98254c0f6a2b017acc75ff894e06086206734841e740b1b47a864c0b1a2935c692d0457fc

    • SSDEEP

      1536:JxqjQ+P04wsmJC5LpeytM3alnawrRIwxVSHMweio:sr85C5Lpey23alnaEIN/

    • Detect Neshta payload

    • GlobeImposter

      GlobeImposter is a ransomware first seen in 2017.

    • Globeimposter family

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • Neshta family

    • Renames multiple (7513) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

MITRE ATT&CK Enterprise v15

Tasks