General

  • Target

    d39cbfca5b4af90e9557d6349d2a68da

  • Size

    669KB

  • Sample

    240318-qldd3sac8t

  • MD5

    d39cbfca5b4af90e9557d6349d2a68da

  • SHA1

    9322449f3647b82c920e30bbf95f8ce25f875c7a

  • SHA256

    212e7f5ed4a581b4d778dfef226738c6db56b4b4006526259392d03062587887

  • SHA512

    0aea822b94e81d1849d1e9713e019784a474885bfbfa6e88c066098cf2cf145706c33a5fcd00a616530a3414492747bdf68ea953433dfa7780bf0edf6b3f9ee7

  • SSDEEP

    12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DrKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWGKrKe

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;">E50BE3FC73F605C711BEB1F1DCC15607FFC3F1506B9565DF006090D2407359BFEA5E34BF4F872CF872CFCD411FB55B0D7ED6FEA4C278DDDB64B148BCAA46A7C9<br>32128DA5B35BB99349DB6160EAA7CC80D2A441CACFED71C3D93955D0714E0D34606813770FC499EA3D6C9A6CC566CA74BF4D6E3C504AB635D2E6B1B1DA4C<br>CA1D69A766CCA01CEA73C0A4FBA6CBC10042E750577CB67C7F90D09D18D56794DEA550C2D9D905086EBDA807E289241AEEA3BED81D4044919D03277EE340<br>EBAB3D3B5A9EB552960B23D152C202A482D5F154BAE60DA1A1CAE5714B4D5EBF83022BA0BE2C1C76EDA0445F2CFEA2BBB59DF1C7143BC6A9C260B7D06446<br>4825F6E63459814587911F2FB4A144992F459DE4FA9327C4C5BF157DDBC488FC744AC74AF514BC5F864BF24ED7A3C4A9ACDCBFA3B31ABA93FC40F11827AC<br>9BB538867E8C722EEC27CB31C251CA0CE6B5B44CED609C0E9A0241755A1B2ABDCAB83003BF1ACC5B770927CDA9C232E13BAE3EA834B6B34E7CAF11C7F8D3<br>DEAE6C2EF7999CD4D3F62D10EF11B71DEEDC04EEF770339B96405978E12B92324C5A9239C2DA241D3054B6FC2593646031739DD4DF305AA1FFDCBF1A9A1C<br>4D9B9A48B14A7320A1004B1E1B7CA5D436E585B1002C551BD8D82BB846C102E4BA4A3FAAD0806AC4EF7A45B7D009220807060205D7B322137151C61943C2<br>AD3DB8B45F4C83E89C147CD9966A</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:ithelp@decorous.cyou ">ithelp@decorous.cyou m </a> <br><a href="mailto:ithelp@wholeness.business">ithelp@wholeness.business</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

href="mailto:ithelp@decorous.cyou

">ithelp@decorous.cyou

href="mailto:ithelp@wholeness.business">ithelp@wholeness.business</a>

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;">85E0490D37E5956BC658FBC4F3954AFC2673C510043BF76CCC4764C3580F1F26217FF726DD1729FF230053133E367C8EE72E4712CCCAE96DAA0DB58909AF52F0<br>7874BAD8C6A886ECC2A3D7B2A444DA3C116EBBE0DF5DBBC82C333D36502D88C6569CC103CF8F3B32A48F7DB72C5A88AF4F6DE69CF2F94C84AE6DC082E85C<br>84A1A2A945E451D08B32F51327DC412D78359E973D42E4EB4D71AAE5D382954A1FD15A9E91BC4400DD1321860443730AECCE454D8268B3894510DBCA6CDB<br>176C3A138B187584F6686EDB23E8A7C8C3C50A323B4E01D68B0B9368874831424E6A1A0DFCE6561B966D5B911A19CE6F406ECBFED65880B9FEBCCC284CB4<br>CBFF5D41CD46D65DA85F6F2AEFF6E17149A7DFDE5510FEE95F4EACD43318BC713CCB6DEB2A27F0FE28EC35649F409D733CDF8F430DD11A4099DC483D97DF<br>B013BE978517E50490DA0F72ADCB21E2B76FE7219CAAFDF3F4093C7C5AA68A51F88C8F6B4E141A89CF8B72009ACC579D443DBB5F6E26CABDAB4655B229DB<br>EFA0DF05D42110B3EFC8F24244E7BF836339B56C4B859F6FDF7C4539DC3F0BEFC6D12BA454C64F125D81C5C9BE8AB4EAB9F31BFBA0A67D702802E241B65E<br>C0D6346747528895023DB823C277EE617B8E2BA26325FF8351DF5E781F538CE8AF3B6D7CD93C27B83D5D73B6B2E680A99971500ECA7B8B738D53FA6424AC<br>703F8CF75BA5343E00FF23F2FD39</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:ithelp@decorous.cyou ">ithelp@decorous.cyou m </a> <br><a href="mailto:ithelp@wholeness.business">ithelp@wholeness.business</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

href="mailto:ithelp@decorous.cyou

">ithelp@decorous.cyou

href="mailto:ithelp@wholeness.business">ithelp@wholeness.business</a>

Targets

    • Target

      d39cbfca5b4af90e9557d6349d2a68da

    • 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

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (213) 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 Matrix ATT&CK v13

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

2
T1112

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

3
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks