General

  • Target

    45de70c85ece8763c685808eea085df4_JaffaCakes118

  • Size

    669KB

  • Sample

    241015-e7zcwsvfma

  • MD5

    45de70c85ece8763c685808eea085df4

  • SHA1

    c9dd5313a661fd17b154ccb17a36e8399fc933a5

  • SHA256

    d595339cbbf415eca195eb3a0d9a8b6c9ff82a0cf36e4e867f5cef24503bb532

  • SHA512

    03a1d922711db1afc0a512151371c9a97a7478578c11591109537b1427aeac8b3ac44aa52c83439afe56e20134fd888bcaee1632f6046ce8edf0d99622fb362d

  • SSDEEP

    12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DNKD/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;">A83D31739789A47BCC37C448D6219F6E4297C902E70EDC151498F6DE08227B31B21C2EDAB0B1F7336D00D1A615182892EE7FA1378EB5E4FEA9A7FBD84453E686<br>0221A221B319E3984CA2CDF0C3D84AEC676537065D4F0A13D458C203AD1EA25C1E5CAC1880D8403A2C4BCAEBDE0B3D0C6684A0FC27814BD72815C73518AC<br>87DCE032199DA00C8CF49CAF9A56E11AA982C9812F1FF7CEF4E59467D735FDA46D71E8FE6AE5D47FF56C9C65147EFA153D0050533D626156AEC457776D31<br>8B6BD9570099F02ACFF1099D0D977E43778822589797ECEA25542A34CA59FA7AE291843C805F335ABA064891CBCBEAE3BC1E3BAEEF174E15772B2B4F745A<br>69C0C231F97973A79A9F01AF291E6F31A91D47BC8D214FB223DABC4783051A0D1C05845C32BB7CD9181BB0E30CC828D2F090014E69A46B768D75593B89D5<br>9460A0F7D4110CA7B8F27187D48BEFB966BD42D1A1D572C636E11C72B2DC0450BE4FC441D661388FF8DA3718D49498E012365C24582054123D7C6B0B61CE<br>86592870E572432E9AAC5FC6BB945676446D1FDC85BB587826BBFA2BF87F235A1C2092FE3EF73E12CA638C8D547001F82F8B86269E5A050B9063E035395F<br>9A66AD1088872197CC70129DEA4AD8CC789D04BB3DCBEDFFC11111B6E2E6B3EC139D4BC3C4A579BE810AC115A34EA5B793654F9EDD67E4CA4C4A358C1CD8<br>87448DED11AB9ED6C61E89B40B8B</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

\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;">686D22356F82676A5164DEEEC9B8415BFE4E991D6743018DB82B9C4CD29B010A35340ECE6201EE8C42947C21EE0B1D31DA871DE0F633578E4744EE09D348B1AF<br>0D248AC55CDE83AFA61A29F17711449EF591DE8DEACBC9B83D687699BED89500DD0E349FE16F2A639987A9343833C27451B2E3D89A6341B38155654836D3<br>52170A9CC6BF04A015BEC2C856B299ECD20151B3776BBF4A67532F5EB715C4EEEFA9707C5889CF08C1E75824BD1BD639BE7B0911DF521A69801506353832<br>1A4EDA416B3BE722132147DEF2EBB19251BABD8B95EFDAE2CB4B85E9A73938FBF7DB5C198FF1D099BADD14C7DC6347914BD81CC2DF5F43B16605E33BB5A8<br>D4B8A6F176587DE581E93B684BF50B7BACD09B5E24563293F5AE692645E1CCAC00E8EB1093B9EE7F5BC5B97AA86941BCC8B916165565DA4B93951878B87A<br>5D4194AEB343461225BD4026588E7A2029D03FF7EB536D92E9036611086D1C57932AA247AFA88E8EE99CB60E0FDAD93B6B79F504BFD5CF258E87413A5127<br>3782321E3BAA87DD271931A7BEA504CFA0FD0621A1E7C2DEC9DF676F32669994AF6188B33F152AC8443E191D535DF9D1F2CC9BBBB09BD296176997502EB1<br>78EA835B25071F467C338511CB32CF1704A532D72DED48051FBB1F39A811AAB1ACE0F689375BF9AF82AEA0DCA307402094A36FE245D5F9F52E7CD4088398<br>D4CD9B706F005D367D6CFE351B37</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

      45de70c85ece8763c685808eea085df4_JaffaCakes118

    • Size

      669KB

    • MD5

      45de70c85ece8763c685808eea085df4

    • SHA1

      c9dd5313a661fd17b154ccb17a36e8399fc933a5

    • SHA256

      d595339cbbf415eca195eb3a0d9a8b6c9ff82a0cf36e4e867f5cef24503bb532

    • SHA512

      03a1d922711db1afc0a512151371c9a97a7478578c11591109537b1427aeac8b3ac44aa52c83439afe56e20134fd888bcaee1632f6046ce8edf0d99622fb362d

    • SSDEEP

      12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DNKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWgKrKe

    • 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.

    • Renames multiple (305) 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