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Analysis

  • max time kernel
    187s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11/02/2022, 06:58

General

  • Target

    49aa8d1f521651cb6cc21555dbd38d320fa273dff66b9c743556fde2497deb02.exe

  • Size

    53KB

  • MD5

    2b91e153bb8d6fa628c051bfe09084e2

  • SHA1

    b24ead009c7e413f8313bfde0b7137ff8fdf3e28

  • SHA256

    49aa8d1f521651cb6cc21555dbd38d320fa273dff66b9c743556fde2497deb02

  • SHA512

    5e6a40f4ac0ac01ca6793ce6fb9d1133e9d9662e80ec77d91b901a598c28cf6a1ccec44cd74bca356211941edce2cb77e68c996481a3a20dd499027536461392

Malware Config

Extracted

Path

C:\how_to_back_files.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;">����������4D 8C 7A BA B6 05 2F 3B 99 17 50 AC 70 EB A5 3C AB 6A 85 E8 F4 A7 75 DB 72 15 F2 D3 84 24 0D D2 57 2E F3 3E F4 DF 8B C5 7A 15 34 EE DF DC 94 70 64 94 E9 E0 0F FD 1D 81 DF F6 BC 68 D6 CA 02 51 78 C5 1A 96 8F 1E BB 4A 54 1D 34 C8 9E 95 FC FF 0B DB A3 AF D2 32 95 82 15 49 1B 15 39 2D 48 96 83 DC AC 27 05 5F 6B 6F CF 35 C5 AD 9E 5E B0 16 1B 95 FA 3C 3E 6B EF F7 D6 2A A8 C5 02 20 1A 30 6B 93 E3 51 34 C7 8E 2D 5C 12 1C 51 1F A5 2D 90 E6 E8 43 BB 46 C5 CD E4 76 1D F2 79 60 99 D6 8A 15 FE 43 E4 81 9E 37 E2 B6 33 04 B9 8E D7 82 59 5E EA 8C 19 F2 CE A2 C4 62 56 09 1F C8 7B 8A 0E B8 94 08 F8 C3 14 17 D0 5F EE 8C B0 36 88 39 BF DF F4 F4 08 AB C8 72 C0 BE 74 0E 74 CA FA 0E EE B5 E4 71 AD 69 3D 2F 31 41 78 46 27 16 0B 43 E4 4C 60 C3 CE 2E 6A AA 2C CE 13 2E 4E BE 4D B9 40 </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> ��������������

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 6 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies data under HKEY_USERS 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\49aa8d1f521651cb6cc21555dbd38d320fa273dff66b9c743556fde2497deb02.exe
    "C:\Users\Admin\AppData\Local\Temp\49aa8d1f521651cb6cc21555dbd38d320fa273dff66b9c743556fde2497deb02.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    PID:3532
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:3464

Network

MITRE ATT&CK Enterprise v6

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Downloads