Overview

overview

10

Static

static

10

ec2ec1c316...f4.exe

windows7_x64

10

ec2ec1c316...f4.exe

windows10-2004_x64

10

Sharing

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General

  • Target
    ec2ec1c316045d5e2e43cc0f1df738e6367b520310a4b7a644717d3aebda43f4
  • Size 669KB
  • Sample220408-mv4e3shdfk
  • SHA256 ec2ec1c316045d5e2e43cc0f1df738e6367b520310a4b7a644717d3aebda43f4
  • MD5 SHA1 SHA512
Score
10/10
medusalockerevasionransomwarespywarestealertrojan

Malware Config

Extracted

Path

  • \??\Z:\Boot\HOW_TO_RECOVER_DATA.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; } .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;">DAB93B3DC03F168BBC6B85A322C655A0FD66F702A3A2DEC19C45D7A025CF343634DD9AE99BAD4E0BFA38A8897B2962F8D80196F0B7F9A74D1AAD4896EEC6BD12<br>A279E009C9C8708D2558457567936C7EB7FF34F5F301C0A1FD8A67F01DFD7C99CA3C8B935DC3DBD31E9268E77DFEE079638ABA2D565E6FF96E447BA6AB5C<br>254FA845255068B330142CC37098B7C590B6C39D7FC86E76F7D703CC53B268345678D5A11E75CC3BB5CA57F52D13AED48BB39EFCA91A691D4DD1CFCEA9FF<br>85ACC9B99687F1E501DC87EB415BA807F0A300C80D108E1C28F00C73FDF62E72B69707ECFF871B670FBD1EF9F7D61BD56DC41FDAC86F98A15605AF372CC5<br>6BFD6482542A4FA365F06D53A5762E57C0C394CFDB10711EBB2A501D9A607CE6F16367242CA06192BB03BD1DB5BA512D42A3CA3D6E43D80309702CF50B45<br>BDCF0AFFC0CA337E729C10E73593DBBC70DF7FA6398256D3534CA69974074738D3313182C912D781F979FE898BC188764204DF2AC5DD932A0F6C8AE9B4FE<br>BE57435D9A4F6A7D6442AE9152DD19EB0900831D29F4BD3E0192CC2E90B0B6A38F356CEAE391D555A535AC9F29A02A0A8A62CF906DD3F6EA395B5D56AB4A<br>552B15ADDD176211D72360577B6DDE0F632A342BB7A7D6FEB6EB642C8B8AE43B95B8B92B98E5E5BB564E941185832E07A1CB49B0C310BACE9C137FD9BFC3<br>FD980B7F7307CDA65C221B66D92E</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> <a>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion</a><br> * Note that this server is available via Tor browser only<br><br> Follow the instructions to open the link:<br> 1. Type the addres "https://www.torproject.org" in your Internet browser. It opens the Tor site.<br> 2. Press "Download Tor", then press "Download Tor Browser Bundle", install and run it.<br> 3. Now you have Tor browser. In the Tor Browser open <a>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion </a><br> 4. Start a chat and follow the further instructions. <br><br> <hr> <b>If you can not use the above link, use the email:</b><br> <a href="[email protected] ">[email protected] </a> <br><a href="[email protected]">[email protected]</a> <br> <b>* To contact us, create a new free email account on the site:</b> <a href="https://protonmail.com">protonmail.com<br> <hr> <b> IF YOU DON'T CONTACT US WITHIN 72 HOURS, PRICE WILL BE HIGHER.</b><br> </div> </div> </div> <!--tab--> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html>

Extracted

Path

  • C:\HOW_TO_RECOVER_DATA.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; } .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;">7C759E0753CA1DDDAA4F5F41249AC101B807F51CD3226A59BDB8CA6D8BE08489E3DFB2B7BDC5D2A28CB49D10DFB147A33B604EF1F4CD347A512B7A69F5DE6AE4<br>E6C61BE75E515BD9BB567D1A7E213D7D402AFF2DF06905ABEF32B28D1B93D26CBD23259B125AF4167C16331C02547E40904F3DA4D9C52C3A15D7567BDB2D<br>393C98D948D644EE8777AED596D84A45D80E9FFE23F176F00A42503D748F2305F264D93AA3C548251ACAD133E8FE8F7497ECEE0C9BE71420FF4AD06AD9FE<br>6383E933418E8A04A238EF5ACC33572D46064993F9A058052D1D1D5541F4622C877161EE0E5AA530CF3B2FE9568739F0CE50191341FD65E23D9555762BF3<br>CD330D42CF69124C6ABC372F045359A272E0C28E3C6F1764C92F74BB9836DEBF51E11FA613EAE3930509FC56CD928BC99A87E18533B24E1CE0140347E743<br>24EF23F4FB379F0B076F44335440B8AFCD9303F85EAE20B19C3DBA45795AE27C607E51272C9B70F8CB6A640D1CE3592ED2F35B8989314A8D1DC56EB645C8<br>F3AB17618555709A6BF1FD964F4AA9D8878CFCD2ED1B45EA0774BC0B4FD7FC5F22E23E5A921255DB3E48238BF8FD830F507C556F5D63BE22693F2B74F2DF<br>6BAAED047D8EAF92D6D6B11F5C31D48644677339E800D704D1CAF5FE54C0BFDC84202712B4725CA1C03E4ABB8E20BC9AD780A6D0B44F6FA708DC2ACCEF1C<br>6BCFEAA1242FDA5DA91FBD9920A9</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> <a>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion</a><br> * Note that this server is available via Tor browser only<br><br> Follow the instructions to open the link:<br> 1. Type the addres "https://www.torproject.org" in your Internet browser. It opens the Tor site.<br> 2. Press "Download Tor", then press "Download Tor Browser Bundle", install and run it.<br> 3. Now you have Tor browser. In the Tor Browser open <a>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion </a><br> 4. Start a chat and follow the further instructions. <br><br> <hr> <b>If you can not use the above link, use the email:</b><br> <a href="[email protected] ">[email protected] </a> <br><a href="[email protected]">[email protected]</a> <br> <b>* To contact us, create a new free email account on the site:</b> <a href="https://protonmail.com">protonmail.com<br> <hr> <b> IF YOU DON'T CONTACT US WITHIN 72 HOURS, PRICE WILL BE HIGHER.</b><br> </div> </div> </div> <!--tab--> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html>

Targets

    • Target
      ec2ec1c316045d5e2e43cc0f1df738e6367b520310a4b7a644717d3aebda43f4
    • Size 669KB
    • SHA256 ec2ec1c316045d5e2e43cc0f1df738e6367b520310a4b7a644717d3aebda43f4
    • MD5 SHA1 SHA512
    Score
    10/10
    medusalockerevasionransomwarespywarestealertrojan

    • MedusaLocker

      Ransomware with several variants first seen in September 2019.

      ransomwaremedusalocker

    • MedusaLocker Payload

    • UAC bypass

      evasiontrojan

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks