General

  • Target

    a3fe92224060ec183a25296999c18d4f86149649f1a701ac91b04d73e8678495

  • Size

    669KB

  • Sample

    220408-mw82yshdhk

  • MD5

    7de20a779f98016a31f2d47a64deb30a

  • SHA1

    174375f8f540cb109cb8efea1cab30fc4155869d

  • SHA256

    a3fe92224060ec183a25296999c18d4f86149649f1a701ac91b04d73e8678495

  • SHA512

    bd3ff7efbf91e51d51ba8cb9529587500df721d9e631322f70a760b71f1fa0d8f2fecf4d0ab5ad2162ba75ae65aa5970edf8c647cbb8272bfc04a04189d31efb

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-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;">FBA9CB8A62A73DE23BC6483C86B61FF21D8FF736EE9CB4E0C43CDF4A8BA4F9E02A4F578C8A3450F6156241FF558E0206B3042D83971143E41AD6B2255FD0CF72<br>9A20F54A18672D6628427A56758E236A4E60A334909DA16B3ED660EAADC2186222CA7C0A679D4F779407159D3036970733928A9E78C07386E0F65A0CA130<br>B70EAB31DCFF5C66282E86E9E74AE61F9F8F80718DB3452C96CCD7CE00B7F5EA790324B37C8B55CDAAF3846E8FFE41107F380B84A316D1A1A6F496D3326C<br>D2DDE5B78F16FAABC8B1E2482CF3C386389DCA78F56782A7A80BDBE95280851605E7E64A513B3BDE92CB3F56A1B2A34625DFF1F1B2B69474B8A85A505863<br>FEF730B79F9FFE7C9F05CAB216847A5E17C41F81C105113CDF1A2A2B02714B21B441F7583A1F44D3309423C4846BFDB499484FAB6B7D7E6C05C8B4317DBF<br>E1F4BC9B228E5505A2F9636A4D34D026ACCD58D16DE1E5184BD292707835553AB5C0CA9B58377E5BA8E25AC966D28D8C8BC1747D6E404231AC1882958538<br>BF387F61E7222142F0BC55F46C5DD086F6C0A46AE28B85F949A472BCFDB647335C997ED9B67B886A8DF96126CB672FFC2FA64BFE2B4990BBD0F52AB20DFA<br>0E2095695815D2D77418B7BA60DDE75D56F3F007D5901A70B54ADC2A100A6C419664AB50DAC042D82E8FFE56F57FED13AE83DDB967AADB4FA8A42C5CEA0E<br>73EF440764AE17928945925C3648</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<br> </a> 4. Start a chat and follow the further instructions. <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> <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> </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;">44C6A1D0898C2B7D38B9666491A8AC1C8ACDF967DD64C59D14F00E97D515978B9648DB4DA0AC723F12643A4911097F37B53E172213C48DBFF6F8D43B8824BEF5<br>3019FD62D9B39A062C44C4108818410DA7C7E6856D21C689F5A6254FB75A321EEB060956F18FF424DEA43382F2966814B1B772FEB9C70A04DE09384BA476<br>744E45030C69CD78CC131B09B9C8DF21583F0D1B3E9284B95F3988E0D6C124937380EA350143BD3E122995D8805BE1801307C0C58B3E4C67B343857B9719<br>741283BAAEBC254357FEAD9557A7F4DB4D4DACA03CBBA1F8C0632DCCF6E79469A6B6F693854D79ACD3EA9E4898667947AFCA4078F238E29247A35AD12555<br>54BCBD2CD61C785260D444CD943892216B795B924347B9D57034858A5881B21B725F206C4D9B131C7F5B57D6BBE4527B09D1FEA5B6204A45E1956FF18A4A<br>E49C7486D01F90DF8A9E1803C43604F5A0913B3B9C18C0A4323144F725C7147F409074F13699255F98D3CE3BC30DC859B20AA48826A83F299C520941B120<br>3BC6D3CC5CDA034395B8B37280EDAD2A4F9E899218BDDE822C08FE280C0C4C45B3249D45B49E003CEA6E3F95B31128F819669759A3CE1EA45D9FF8922ED5<br>D116C19C86E664DAF0CB4F85053E7E2E9622C0869F84455694C50D272DD727E74AC0BD4E8204983E9D970A21E234B67E25C43D635CA489A6D2447F62E81F<br>FDD970FC54A8260A96D0C1584953</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<br> </a> 4. Start a chat and follow the further instructions. <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> <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> </div> </div> </div> <!--tab--> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html>

Targets

    • Target

      a3fe92224060ec183a25296999c18d4f86149649f1a701ac91b04d73e8678495

    • Size

      669KB

    • MD5

      7de20a779f98016a31f2d47a64deb30a

    • SHA1

      174375f8f540cb109cb8efea1cab30fc4155869d

    • SHA256

      a3fe92224060ec183a25296999c18d4f86149649f1a701ac91b04d73e8678495

    • SHA512

      bd3ff7efbf91e51d51ba8cb9529587500df721d9e631322f70a760b71f1fa0d8f2fecf4d0ab5ad2162ba75ae65aa5970edf8c647cbb8272bfc04a04189d31efb

    • MedusaLocker

      Ransomware with several variants first seen in September 2019.

    • MedusaLocker Payload

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Reads user/profile data of web browsers

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

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

MITRE ATT&CK Enterprise v6

Tasks