Overview

overview

10

Static

static

650b089832...05.exe

windows7_x64

10

650b089832...05.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    168s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    11-02-2022 06:51

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General

  • Target

    650b0898324c631fc5205fbd85c9ecf578110ee726bedf34b01f702c58b23005.exe

  • Size

    53KB

  • MD5

    b96381117cea8ee6895d4a031caafcf0

  • SHA1

    681bc73d9f33749073f76972e9685aed6d1314d5

  • SHA256

    650b0898324c631fc5205fbd85c9ecf578110ee726bedf34b01f702c58b23005

  • SHA512

    ed278f670f8bfc0a8e7b79d1b8c9e3cad62217de7d98271bb5e5d385fdb08a64cb43f227effd1528c5de56fade44b10006fa56da8e94d93013e59ec68cf14b03

Score
10/10
globeimposterpersistenceransomware

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;">����������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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>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdraeqv5yd.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> ��������

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

    ransomwareglobeimposter
  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Modifies extensions of user files 3 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops desktop.ini file(s) 20 IoCs
  • Drops file in Windows directory 8 IoCs
  • Program crash 1 IoCs
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 33 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\650b0898324c631fc5205fbd85c9ecf578110ee726bedf34b01f702c58b23005.exe
    "C:\Users\Admin\AppData\Local\Temp\650b0898324c631fc5205fbd85c9ecf578110ee726bedf34b01f702c58b23005.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:4516
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4448
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:400
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2772
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2772 -s 4544
      2⤵
      • Program crash
      PID:3364
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k netsvcs -p -s BITS
    1⤵
    • Modifies data under HKEY_USERS
    PID:4640
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
    1⤵
      PID:4728
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -pss -s 428 -p 2772 -ip 2772
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      PID:1456

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/4448-130-0x0000020650380000-0x0000020650390000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4448-131-0x0000020650C70000-0x0000020650C80000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4448-132-0x0000020653350000-0x0000020653354000-memory.dmp

      Filesize

      16KB

      Download

    • memory/4640-142-0x000001FC47990000-0x000001FC47994000-memory.dmp

      Filesize

      16KB

      Download