General

  • Target

    d39cbfca5b4af90e9557d6349d2a68da_JaffaCakes118

  • Size

    669KB

  • Sample

    241207-zyfveatmbt

  • MD5

    d39cbfca5b4af90e9557d6349d2a68da

  • SHA1

    9322449f3647b82c920e30bbf95f8ce25f875c7a

  • SHA256

    212e7f5ed4a581b4d778dfef226738c6db56b4b4006526259392d03062587887

  • SHA512

    0aea822b94e81d1849d1e9713e019784a474885bfbfa6e88c066098cf2cf145706c33a5fcd00a616530a3414492747bdf68ea953433dfa7780bf0edf6b3f9ee7

  • SSDEEP

    12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DrKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWGKrKe

Malware Config

Extracted

Path

\Device\HarddiskVolume1\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;">B33EC290CE1CF0DE628A2578B6209E32A438B5F3770D6CF40FF500548001E01870578E6B1A8EA0BFDF35DCFC38110C84E660FE39B2A986520D4D5BFD47E53436<br>967B956D0E5EC63CB907DE6ACF220E7F1F7BFD690D6349245CE67D5B11DAA597C4D844A3BD511FBBBDE2F1CBC5413DBA130FD24BB7D6BCB2DFE91A223B75<br>6594AC1FF952B8BD82A78512CA0150F2D98292A0584958F799E2E1A58A3182E6661D47CFBB2A37F6C877CCEF49F6F8B2A8213A2C0E023D4AAA614F8EF998<br>B082292140A060E68BB9C0B47EE9AB5D5AB43958653DB11D9EBB4912242641FAD4DAF51B9D515DAF26CAE3F4F1C36FA7BC7A44C296110399BFB1FE94A9F5<br>708A561F738FC5C48C78F1474C182D3529370CD33FD27EBAADBD3A1B17035274F7F2C29447AE8ECE13A2F4C600B1C4DD2292391595A98941F5EA3FBE6575<br>3C4F221B10FD0199FDAAFC7A62FA7F624670E7F5DECFCEF575B369437CAFECB580F36F99DE84DB05355AE4513F6C6D9EA4053D43DFF7531198EE9F759129<br>B0E9C58196FA49C6B25E4B74EB75D45BE2AD7CA1C09E630DAA95AD1C25B42971820E865345AAC8C4B0B0B130757E2B9232B89193D6402651E4B5FDFDA706<br>4660F5F9178C9937F0C465463AECE7B17AD58F7DCEBBD7087679441F74DC2F3532542BCA619032F492D3CF79E53BA6F99A32A0E2C854328F419D3D0D35FF<br>D5EC7FEB0F72A4C235F27247B01D</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="mailto:[email protected] ">[email protected] m </a> <br><a href="mailto:[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>
Emails

Extracted

Path

\Device\HarddiskVolume1\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;">E10734ADAC7143A73DEEE447452C858E688A15AD384FED07191667B8EFB736D173D45A1286563979C0DDA256BB6542AB07D252A92CA1187CC05D024F2C3DF3C4<br>DFE1358C5F8F9585968AE9AA2D00DC0BFDE65C2A42481F06985D07BE7ACE26361FED9C5D8ACB06D3D16EA929C9164BEC0B46C55216136B5380CAB46F4B23<br>CA151661AA85509F0DB8C35BE2E0BADBF67234CEC0F789898F77CBAA31BC24DED1D4559F3EC8F5A9645ACC20E86CEBFF178C6201931D82445D7FF77601C0<br>F6570D2CC5C2D0FF8A0A3F697B319DB98515E9D403D3A05456DFABCFC6A2C5C918BCCBD76F2CD1E21F1921A83D3546958DFF4707B843ABBD698A112E8F1B<br>3B02516C17053C79BF449F57FC981496FCDB34C8900032BEB506E0F8BAFB38E504E459D6F6CF1079C11C5E4B466EB1E61208EBF16B5AA3277F40EDA49953<br>B35BB4C477684C0FBEC7882054E40B7288C1AA80EEFBB694A77131AC4623BED691E95521A2A651747CCBD4B3BAF76EA531601124D74F7DB241532909D226<br>8B496F78DC939E961DBC43C2EED51F9420759762EDBD9BE6E90C2490A36A576D8EAD420D197A3BB5BCB9C05E48423BB734092BDAC0E32017E644D4FB8FD6<br>BF9A74D3D562C68061206B54ACCD365917A9DE07605E32FA8902242F7197A9E95C8630033A470DE21294915D3B1C18CF5807092D359D4F4079A092180E30<br>5D9CA09718318ADC318AABA7E57C</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="mailto:[email protected] ">[email protected] m </a> <br><a href="mailto:[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>
Emails

Targets

    • Target

      d39cbfca5b4af90e9557d6349d2a68da_JaffaCakes118

    • Size

      669KB

    • MD5

      d39cbfca5b4af90e9557d6349d2a68da

    • SHA1

      9322449f3647b82c920e30bbf95f8ce25f875c7a

    • SHA256

      212e7f5ed4a581b4d778dfef226738c6db56b4b4006526259392d03062587887

    • SHA512

      0aea822b94e81d1849d1e9713e019784a474885bfbfa6e88c066098cf2cf145706c33a5fcd00a616530a3414492747bdf68ea953433dfa7780bf0edf6b3f9ee7

    • SSDEEP

      12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DrKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWGKrKe

    • MedusaLocker

      Ransomware with several variants first seen in September 2019.

    • MedusaLocker payload

    • Medusalocker family

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (217) files with added filename extension

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

    • Executes dropped EXE

    • 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 v15

Tasks