General

  • Target

    2024-11-24_cafbacc31cdd3ecece60d7128cf8bc90_globeimposter_neshta

  • Size

    93KB

  • Sample

    241124-q4dgsssla1

  • 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;">��������������14 EF 6D 56 B9 10 A6 E8 5F 7E 6A 22 42 DD 7A B5 94 E4 15 3C 7E B7 FE ED B6 E0 31 23 08 BB BF 17 3F BF DB 68 60 11 BE 98 4B B3 0B B6 E3 38 7E A7 08 B0 29 F5 4F 44 83 A4 A6 E7 F0 15 EC 97 BB 54 30 79 9A 07 C9 02 00 A8 8C 6D 57 BA 0E BB C2 B6 02 9A 7C FC E3 EA EA D0 16 38 3F 7E E4 2C 9C B3 FB 48 8D 81 95 A9 46 81 C2 5B 4E 5F 0E 8F 22 FD 0A A4 06 17 F4 79 7D B6 63 E3 6B 11 26 10 9B F2 EA F6 CA 4B 60 AA 46 9F DE 3D F5 A0 5D 55 71 18 A4 F1 93 98 D5 15 29 89 59 6A 62 C2 66 87 0A B5 2F DC 1D 20 1C FE 57 4F 34 96 B7 76 2B 9F 57 1E 2E EB 39 19 AA 6D 98 21 E6 D2 BE 50 49 E3 B2 90 8A 05 36 50 B4 53 87 D9 A3 9C 57 39 AB 42 08 89 E1 7F 2D 51 45 D8 77 04 B6 B3 21 39 E4 73 ED 50 D4 88 7E B3 0A 89 12 0E 33 98 40 8D 9E 3C 1D 1B E2 52 8E 5E 0A 66 87 7D 96 29 DE 8A 11 0B 29 86 </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 (7527) 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