Overview

overview

10

Static

static

10

fbe10da8d4...7c.exe

windows7_x64

10

fbe10da8d4...7c.exe

windows10-2004_x64

10

Sharing

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General

  • Target
    fbe10da8d483a0db6686b1f03f18b00dbc60c69fb9a9f4a941764c2c3426367c
  • Size 669KB
  • Sample220408-mv4e3scde7
  • SHA256 fbe10da8d483a0db6686b1f03f18b00dbc60c69fb9a9f4a941764c2c3426367c
  • MD5 SHA1 SHA512
Score
10/10
medusalockerevasionransomwarespywarestealertrojan

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;">5B0D3CA2BB5E3BC22133800A57A84B1ED9B72CEDEABF0907486EBDF2CD14C1B9E70688E237AEAAA52FC4451EE7271309ED53A01D24A495597CD5BE92E5867976<br>27D1FAFF7F0BC2FAD2EC7DEAD895E449226410D8586224D799175F2EC986BDC9C8BD500DB93148BCB8FBE94D4A6CBE991862860D56C95FC08E1296EC113E<br>0BD72EC6D66A3895B9AFF7E8E76315387A7D0860EF0D968CC3B54337822ADADE5A6B91F47218F154EF0D81AB493CBEE22A940AFAD4F6A2C174B1A3A1DAAF<br>CF3CA18B00799FC1A058DB52DF3AD4AD6F2177C0EB2D5432519CC6E18B7183D5993FA3E1694D13DA58723A8BAF45A49FE5C939B85D9D048173D9DEFF8174<br>88521C70BD8E8164E8B2EB015E81A405D93F95DC92721B067F907FD441F16B724BA5BDB29DA16D52FEE4872E98C1E7194978748B819C1C7E54729FA35810<br>5F5C7753B167427F1DF50FC94B14E0EC3FBAB31DBDF78DEA210F3558F9D536C03B9C374E67870F163EF6C0BBB202252E919B4CC2E8C48C34857E99C889CA<br>5A5B7B5CE771E449FE25C3B877C4D3960AA11D6B9543B5B261A3959B9ADFA6B5FB5312D820CFA94F905BCB018FE14CA4C9A12EDD2CF55C7D2B4B8DDF299D<br>E3B215C804B4A92EC317076FD21299E50F2F337A86F08A1A97050C505224D361714F536B1A7DFE9F588BBF3775BC4E38A06B759C6B30FA51A7DE86DEF6AA<br>39D34C7BDE1C524EF164C3016956</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;">6360B2AB898A228D542811260BDA8260594CAD7C6AA4BF97BA9A8E576A027C6319E5AB6430006DBA01BE6D6398546947C6171B1C46B237130A61C78441CFC1A5<br>5A40C6853E40B45FF83E98F9AAD3B869F3574642814345A4798D177B5C7D3BE0E32852E45A4D5A9551751531B82454FCB02571A626EC073D78E630AB2071<br>062C43909B39BF170BD715C598454EA75AE73481167AE56C74107765DB4C3C9964FFFBAC1AB1EAE638EA4E8F44D2CA99524F70A6D6A698504EE9497CC07F<br>3C02739B3AF066CEEC53556BC865926BC55C82BB9A9F9A712EEE98913931AC94981800E3971C26073A0C11F333221666069A6777A74CDEEC1F59B05AA206<br>097AD99DAA0850CD7BE92C52D21D446379D5F1B41CF9AC7FF3EB65BB7BC64446A1FCDA363F03712D939BB2917E6FB574A9BE307889C93B2944C49BD395CD<br>9A245E5CB0620C3E7CEB91B92B3A72E85CB0AEA12E1562440D5AA368D2BE927E33C671E3694E4E2E02BCE14D4F6CE5E6672472DC6B018C0AD1CCC7A9C2BD<br>77399B4D881E35A16AABBE740167551940906BF45AD93BBACFB3CC9B3775D81BA664D9887B4F9E4ED23B0E2D7040A6FA02E5CCB33AAC83E81358DE73BA48<br>F4C5E6A56D2BB566DC9CFEB695EFA87EA136C5B89C0BB88ECEB18E418E4D92045DC4074AD139D596EC9953357B2D4D39F3EA50CBC74C55A21BD2AD5441B8<br>7C78318E48F3544E778E5C1B7C6C</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
      fbe10da8d483a0db6686b1f03f18b00dbc60c69fb9a9f4a941764c2c3426367c
    • Size 669KB
    • SHA256 fbe10da8d483a0db6686b1f03f18b00dbc60c69fb9a9f4a941764c2c3426367c
    • 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