Analysis

  • max time kernel
    1814s
  • max time network
    1595s
  • platform
    windows10_x64
  • resource
    win10-20220331-en
  • submitted
    07-04-2022 19:28

General

  • Target

    VirusShare_270b70bad151a515136f553e5bc880ac.exe

  • Size

    344KB

  • MD5

    270b70bad151a515136f553e5bc880ac

  • SHA1

    77b7def336c7647c6faadaf7136d70ff1e9ba7fc

  • SHA256

    db2f389b5566822f8cecb27b989920f16137e82b54b446868d01f73af23f5bfa

  • SHA512

    c198f9498d634ec4d05cf29a1bb6ade8c59a2904510464e3b292b11bcf5382d7fe603e46b6a72b14f3f996811f68101e46c467914b21ea6eccaf423df2d1a43f

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\# DECRYPT MY FILES #.html

Ransom Note
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>&#067;erber Ransomware</title> <style> a { color: #47c; text-decoration: none; } a:hover { text-decoration: underline; } body { background-color: #e7e7e7; color: #333; font-family: "Helvetica Neue", Helvetica, "Segoe UI", Arial, freesans, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"; font-size: 16px; line-height: 1.6; margin: 0; padding: 0; } hr { background-color: #e7e7e7; border: 0 none; border-bottom: 1px solid #c7c7c7; height: 5px; margin: 30px 0; } li { padding: 0 0 7px 7px; } ol { padding-left: 3em; } .container { background-color: #fff; border: 1px solid #c7c7c7; margin: 40px; padding: 40px 40px 20px 40px; } .info, .tor { background-color: #efe; border: 1px solid #bda; display: block; padding: 0px 20px; } .logo { font-size: 12px; font-weight: bold; line-height: 1; margin: 0; } .tor { padding: 10px 0; text-align: center; } .warning { background-color: #f5e7e7; border: 1px solid #ebccd1; color: #a44; display: block; padding: 15px 10px; text-align: center; } </style> </head> <body> <div class="container"> <h3>C E R B E R&nbsp;&nbsp;&nbsp;R A N S O M W A R E</h3> <hr> <p>Cannot you find the files you need?<br>Is the content of the files that you looked for not readable?</p> <p>It is normal because the files' names, as well as the data in your files have been encrypted.</p> <p>Great!!!<br>You have turned to be a part of a big community #Cerber_Ransomware.</p> <hr> <p><span class="warning">If you are reading this message it means the software "Cerber Ransomware" has been removed from your computer.</span></p> <hr> <h3>What is encryption?</h3> <p>Encryption is a reversible modification of information for security reasons but providing full access to it for authorized users.</p> <p>To become an authorized user and keep the modification absolutely reversible (in other words to have a possibility to decrypt your files) you should have an individual private key.</p> <p>But not only it.</p> <p>It is required also to have the special decryption software (in your case "Cerber Decryptor" software) for safe and complete decryption of all your files and data.</p> <hr> <h3>Everything is clear for me but what should I do?</h3> <p>The first step is reading these instructions to the end.</p> <p>Your files have been encrypted with the "Cerber Ransomware" software; the instructions ("# DECRYPT MY FILES #.html" and "# DECRYPT MY FILES #.txt") in the folders with your encrypted files are not viruses, they will help you.</p> <p>After reading this text the most part of people start searching in the Internet the words the "Cerber Ransomware" where they find a lot of ideas, recommendations and instructions.</p> <p>It is necessary to realize that we are the ones who closed the lock on your files and we are the only ones who have this secret key to open them.</p> <p><span class="warning">Any attempts to get back your files with the third-party tools can be fatal for your encrypted files.</span></p> <p>The most part of the third-party software change data within the encrypted file to restore it but this causes damage to the files.</p> <p>Finally it will be impossible to decrypt your files.</p> <p>When you make a puzzle but some items are lost, broken or not put in its place - the puzzle items will never match, the same way the third-party software will ruin your files completely and irreversibly.</p> <p>You should realize that any intervention of the third-party software to restore files encrypted with the "Cerber Ransomware" software may be fatal for your files.</p> <hr> <p><span class="warning">There are several plain steps to restore your files but if you do not follow them we will not be able to help you, and we will not try since you have read this warning already.</span></p> <hr> <p>For your information the software to decrypt your files (as well as the private key provided together) are paid products.</p> <p>After purchase of the software package you will be able to:</p> <ol> <li>decrypt all your files;</li> <li>work with your documents;</li> <li>view your photos and other media;</li> <li>continue your usual and comfortable work at the computer.</li> </ol> <p>If you understand all importance of the situation then we propose to you to go directly to your personal page where you will receive the complete instructions and guarantees to restore your files.</p> <hr> <div class="info"> <p>There is a list of temporary addresses to go on your personal page below:</p> <ol> <li><a href="http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33" target="_blank">http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33</a></li> <li><a href="http://cerberhhyed5frqa.45tori.win/B904-2EB3-1767-0073-1B33" target="_blank">http://cerberhhyed5frqa.45tori.win/B904-2EB3-1767-0073-1B33</a></li> <li><a href="http://cerberhhyed5frqa.fkr84i.win/B904-2EB3-1767-0073-1B33" target="_blank">http://cerberhhyed5frqa.fkr84i.win/B904-2EB3-1767-0073-1B33</a></li> <li><a href="http://cerberhhyed5frqa.fkri48.win/B904-2EB3-1767-0073-1B33" target="_blank">http://cerberhhyed5frqa.fkri48.win/B904-2EB3-1767-0073-1B33</a></li> <li><a href="http://cerberhhyed5frqa.djre89.win/B904-2EB3-1767-0073-1B33" target="_blank">http://cerberhhyed5frqa.djre89.win/B904-2EB3-1767-0073-1B33</a></li> </ol> </div> <hr> <h3>What should you do with these addresses?</h3> <p>If you read the instructions in TXT format (if you have instruction in HTML (the file with an icon of your Internet browser) then the easiest way is to run it):</p> <ol> <li>take a look at the first address (in this case it is <a href="http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33" target="_blank">http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33</a>);</li> <li>select it with the mouse cursor holding the left mouse button and moving the cursor to the right;</li> <li>release the left mouse button and press the right one;</li> <li>select "Copy" in the appeared menu;</li> <li>run your Internet browser (if you do not know what it is run the Internet Explorer);</li> <li>move the mouse cursor to the address bar of the browser (this is the place where the site address is written);</li> <li>click the right mouse button in the field where the site address is written;</li> <li>select the button "Insert" in the appeared menu;</li> <li>then you will see the address <a href="http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33" target="_blank">http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33</a> appeared there;</li> <li>press ENTER;</li> <li>the site should be loaded; if it is not loaded repeat the same instructions with the second address and continue until the last address if falling.</li> </ol> <p>If for some reason the site cannot be opened check the connection to the Internet; if the site still cannot be opened take a look at the instructions on omitting the point about working with the addresses in the HTML instructions.</p> <p>If you browse the instructions in HTML format:</p> <ol> <li>click the left mouse button on the first address (in this case it is <a href="http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33" target="_blank">http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33</a>);</li> <li>in a new tab or window of your web browser the site should be loaded; if it is not loaded repeat the same instructions with the second address and continue until the last address.</li> </ol> <p>If for some reason the site cannot be opened check the connection to the Internet.</p> <hr> <p>Unfortunately these sites are short-term since the antivirus companies are interested in you do not have a chance to restore your files but continue to buy their products.</p> <p>Unlike them we are ready to help you always.</p> <p>If you need our help but the temporary sites are not available:</p> <ol> <li>run your Internet browser (if you do not know what it is run the Internet Explorer);</li> <li>enter or copy the address <a href="https://www.torproject.org/download/download-easy.html.en" target="_blank">https://www.torproject.org/download/download-easy.html.en</a> into the address bar of your browser and press ENTER;</li> <li>wait for the site loading;</li> <li>on the site you will be offered to download Tor Browser; download and run it, follow the installation instructions, wait until the installation is completed;</li> <li>run Tor Browser;</li> <li>connect with the button "Connect" (if you use the English version);</li> <li>a normal Internet browser window will be opened after the initialization;</li> <li>type or copy the address <span class="tor">http://cerberhhyed5frqa.onion/B904-2EB3-1767-0073-1B33</span> in this browser address bar;</li> <li>press ENTER;</li> <li>the site should be loaded; if for some reason the site is not loading wait for a moment and try again.</li> </ol> <p>If you have any problems during installation or operation of Tor Browser, please, visit <a href="https://www.youtube.com/results?search_query=install+tor+browser+windows" target="_blank">https://www.youtube.com/</a> and type request in the search bar "install tor browser windows" and you will find a lot of training videos about Tor Browser installation and operation.</p> <p>If TOR address is not available for a long period (2-3 days) it means you are late; usually you have about 2-3 weeks after reading the instructions to restore your files.</p> <hr> <h3>Additional information:</h3> <p>You will find the instructions for restoring your files in those folders where you have your encrypted files only.</p> <p>The instructions are made in two file formats - HTML and TXT for your convenience.</p> <p>Unfortunately antivirus companies cannot protect or restore your files but they can make the situation worse removing the instructions how to restore your encrypted files.</p> <p>The instructions are not viruses; they have informative nature only, so any claims on the absence of any instruction files you can send to your antivirus company.</p> <hr> <p>Cerber Ransomware Project is not malicious and is not intended to harm a person and his/her information data.</p> <p>The project is created for the sole purpose of instruction regarding information security, as well as certification of antivirus software for their suitability for data protection.</p> <p>Together we make the Internet a better and safer place.</p> <hr> <p>If you look through this text in the Internet and realize that something is wrong with your files but you do not have any instructions to restore your files, please, contact your antivirus support.</p> <hr> <p>Remember that the worst situation already happened and now it depends on your determination and speed of your actions the further life of your files.</p> </div> </body> </html>

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\# DECRYPT MY FILES #.txt

Family

cerber

Ransom Note
C E R B E R R A N S O M W A R E ######################################################################### Cannot you find the files you need? Is the content of the files that you looked for not readable? It is normal because the files' names, as well as the data in your files have been encrypted. Great!!! You have turned to be a part of a big community #Cerber_Ransomware. ######################################################################### !!! If you are reading this message it means the software !!! "Cerber Ransomware" has been removed from your computer. ######################################################################### What is encryption? ------------------- Encryption is a reversible modification of information for security reasons but providing full access to it for authorized users. To become an authorized user and keep the modification absolutely reversible (in other words to have a possibility to decrypt your files) you should have an individual private key. But not only it. It is required also to have the special decryption software (in your case "Cerber Decryptor" software) for safe and complete decryption of all your files and data. ######################################################################### Everything is clear for me but what should I do? ------------------------------------------------ The first step is reading these instructions to the end. Your files have been encrypted with the "Cerber Ransomware" software; the instructions ("# DECRYPT MY FILES #.html" and "# DECRYPT MY FILES #.txt") in the folders with your encrypted files are not viruses, they will help you. After reading this text the most part of people start searching in the Internet the words the "Cerber Ransomware" where they find a lot of ideas, recommendations and instructions. It is necessary to realize that we are the ones who closed the lock on your files and we are the only ones who have this secret key to open them. !!! Any attempts to get back your files with the third-party tools can !!! be fatal for your encrypted files. The most part of the third-party software change data within the encrypted file to restore it but this causes damage to the files. Finally it will be impossible to decrypt your files. When you make a puzzle but some items are lost, broken or not put in its place - the puzzle items will never match, the same way the third-party software will ruin your files completely and irreversibly. You should realize that any intervention of the third-party software to restore files encrypted with the "Cerber Ransomware" software may be fatal for your files. ######################################################################### !!! There are several plain steps to restore your files but if you do !!! not follow them we will not be able to help you, and we will not try !!! since you have read this warning already. ######################################################################### For your information the software to decrypt your files (as well as the private key provided together) are paid products. After purchase of the software package you will be able to: 1. decrypt all your files; 2. work with your documents; 3. view your photos and other media; 4. continue your usual and comfortable work at the computer. If you understand all importance of the situation then we propose to you to go directly to your personal page where you will receive the complete instructions and guarantees to restore your files. ######################################################################### There is a list of temporary addresses to go on your personal page below: _______________________________________________________________________ | | 1. http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33 | | 2. http://cerberhhyed5frqa.45tori.win/B904-2EB3-1767-0073-1B33 | | 3. http://cerberhhyed5frqa.fkr84i.win/B904-2EB3-1767-0073-1B33 | | 4. http://cerberhhyed5frqa.fkri48.win/B904-2EB3-1767-0073-1B33 | | 5. http://cerberhhyed5frqa.djre89.win/B904-2EB3-1767-0073-1B33 |_______________________________________________________________________ ######################################################################### What should you do with these addresses? ---------------------------------------- If you read the instructions in TXT format (if you have instruction in HTML (the file with an icon of your Internet browser) then the easiest way is to run it): 1. take a look at the first address (in this case it is http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33); 2. select it with the mouse cursor holding the left mouse button and moving the cursor to the right; 3. release the left mouse button and press the right one; 4. select "Copy" in the appeared menu; 5. run your Internet browser (if you do not know what it is run the Internet Explorer); 6. move the mouse cursor to the address bar of the browser (this is the place where the site address is written); 7. click the right mouse button in the field where the site address is written; 8. select the button "Insert" in the appeared menu; 9. then you will see the address http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33 appeared there; 10. press ENTER; 11. the site should be loaded; if it is not loaded repeat the same instructions with the second address and continue until the last address if falling. If for some reason the site cannot be opened check the connection to the Internet; if the site still cannot be opened take a look at the instructions on omitting the point about working with the addresses in the HTML instructions. If you browse the instructions in HTML format: 1. click the left mouse button on the first address (in this case it is http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33); 2. in a new tab or window of your web browser the site should be loaded; if it is not loaded repeat the same instructions with the second address and continue until the last address. If for some reason the site cannot be opened check the connection to the Internet. ######################################################################### Unfortunately these sites are short-term since the antivirus companies are interested in you do not have a chance to restore your files but continue to buy their products. Unlike them we are ready to help you always. If you need our help but the temporary sites are not available: 1. run your Internet browser (if you do not know what it is run the Internet Explorer); 2. enter or copy the address https://www.torproject.org/download/download-easy.html.en into the address bar of your browser and press ENTER; 3. wait for the site loading; 4. on the site you will be offered to download Tor Browser; download and run it, follow the installation instructions, wait until the installation is completed; 5. run Tor Browser; 6. connect with the button "Connect" (if you use the English version); 7. a normal Internet browser window will be opened after the initialization; 8. type or copy the address ________________________________________________________ | | | http://cerberhhyed5frqa.onion/B904-2EB3-1767-0073-1B33 | |________________________________________________________| in this browser address bar; 9. press ENTER; 10. the site should be loaded; if for some reason the site is not loading wait for a moment and try again. If you have any problems during installation or operation of Tor Browser, please, visit https://www.youtube.com/ and type request in the search bar "install tor browser windows" and you will find a lot of training videos about Tor Browser installation and operation. If TOR address is not available for a long period (2-3 days) it means you are late; usually you have about 2-3 weeks after reading the instructions to restore your files. ######################################################################### Additional information: You will find the instructions for restoring your files in those folders where you have your encrypted files only. The instructions are made in two file formats - HTML and TXT for your convenience. Unfortunately antivirus companies cannot protect or restore your files but they can make the situation worse removing the instructions how to restore your encrypted files. The instructions are not viruses; they have informative nature only, so any claims on the absence of any instruction files you can send to your antivirus company. ######################################################################### Cerber Ransomware Project is not malicious and is not intended to harm a person and his/her information data. The project is created for the sole purpose of instruction regarding information security, as well as certification of antivirus software for their suitability for data protection. Together we make the Internet a better and safer place. ######################################################################### If you look through this text in the Internet and realize that something is wrong with your files but you do not have any instructions to restore your files, please, contact your antivirus support. ######################################################################### Remember that the worst situation already happened and now it depends on your determination and speed of your actions the further life of your files.
URLs

http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.45tori.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.fkr84i.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.fkri48.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.djre89.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.onion/B904-2EB3-1767-0073-1B33

Extracted

Path

C:\Users\Admin\Desktop\# DECRYPT MY FILES #.html

Ransom Note
C E R B E R R A N S O M W A R E Cannot you find the files you need? Is the content of the files that you looked for not readable? It is normal because the files' names, as well as the data in your files have been encrypted. Great!!! You have turned to be a part of a big community #Cerber_Ransomware. If you are reading this message it means the software "Cerber Ransomware" has been removed from your computer. What is encryption? Encryption is a reversible modification of information for security reasons but providing full access to it for authorized users. To become an authorized user and keep the modification absolutely reversible (in other words to have a possibility to decrypt your files) you should have an individual private key. But not only it. It is required also to have the special decryption software (in your case "Cerber Decryptor" software) for safe and complete decryption of all your files and data. Everything is clear for me but what should I do? The first step is reading these instructions to the end. Your files have been encrypted with the "Cerber Ransomware" software; the instructions ("# DECRYPT MY FILES #.html" and "# DECRYPT MY FILES #.txt") in the folders with your encrypted files are not viruses, they will help you. After reading this text the most part of people start searching in the Internet the words the "Cerber Ransomware" where they find a lot of ideas, recommendations and instructions. It is necessary to realize that we are the ones who closed the lock on your files and we are the only ones who have this secret key to open them. Any attempts to get back your files with the third-party tools can be fatal for your encrypted files. The most part of the third-party software change data within the encrypted file to restore it but this causes damage to the files. Finally it will be impossible to decrypt your files. When you make a puzzle but some items are lost, broken or not put in its place - the puzzle items will never match, the same way the third-party software will ruin your files completely and irreversibly. You should realize that any intervention of the third-party software to restore files encrypted with the "Cerber Ransomware" software may be fatal for your files. There are several plain steps to restore your files but if you do not follow them we will not be able to help you, and we will not try since you have read this warning already. For your information the software to decrypt your files (as well as the private key provided together) are paid products. After purchase of the software package you will be able to: decrypt all your files; work with your documents; view your photos and other media; continue your usual and comfortable work at the computer. If you understand all importance of the situation then we propose to you to go directly to your personal page where you will receive the complete instructions and guarantees to restore your files. There is a list of temporary addresses to go on your personal page below: http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33 http://cerberhhyed5frqa.45tori.win/B904-2EB3-1767-0073-1B33 http://cerberhhyed5frqa.fkr84i.win/B904-2EB3-1767-0073-1B33 http://cerberhhyed5frqa.fkri48.win/B904-2EB3-1767-0073-1B33 http://cerberhhyed5frqa.djre89.win/B904-2EB3-1767-0073-1B33 What should you do with these addresses? If you read the instructions in TXT format (if you have instruction in HTML (the file with an icon of your Internet browser) then the easiest way is to run it): take a look at the first address (in this case it is http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33); select it with the mouse cursor holding the left mouse button and moving the cursor to the right; release the left mouse button and press the right one; select "Copy" in the appeared menu; run your Internet browser (if you do not know what it is run the Internet Explorer); move the mouse cursor to the address bar of the browser (this is the place where the site address is written); click the right mouse button in the field where the site address is written; select the button "Insert" in the appeared menu; then you will see the address http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33 appeared there; press ENTER; the site should be loaded; if it is not loaded repeat the same instructions with the second address and continue until the last address if falling. If for some reason the site cannot be opened check the connection to the Internet; if the site still cannot be opened take a look at the instructions on omitting the point about working with the addresses in the HTML instructions. If you browse the instructions in HTML format: click the left mouse button on the first address (in this case it is http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33); in a new tab or window of your web browser the site should be loaded; if it is not loaded repeat the same instructions with the second address and continue until the last address. If for some reason the site cannot be opened check the connection to the Internet. Unfortunately these sites are short-term since the antivirus companies are interested in you do not have a chance to restore your files but continue to buy their products. Unlike them we are ready to help you always. If you need our help but the temporary sites are not available: run your Internet browser (if you do not know what it is run the Internet Explorer); enter or copy the address https://www.torproject.org/download/download-easy.html.en into the address bar of your browser and press ENTER; wait for the site loading; on the site you will be offered to download Tor Browser; download and run it, follow the installation instructions, wait until the installation is completed; run Tor Browser; connect with the button "Connect" (if you use the English version); a normal Internet browser window will be opened after the initialization; type or copy the address http://cerberhhyed5frqa.onion/B904-2EB3-1767-0073-1B33 in this browser address bar; press ENTER; the site should be loaded; if for some reason the site is not loading wait for a moment and try again. If you have any problems during installation or operation of Tor Browser, please, visit https://www.youtube.com/ and type request in the search bar "install tor browser windows" and you will find a lot of training videos about Tor Browser installation and operation. If TOR address is not available for a long period (2-3 days) it means you are late; usually you have about 2-3 weeks after reading the instructions to restore your files. Additional information: You will find the instructions for restoring your files in those folders where you have your encrypted files only. The instructions are made in two file formats - HTML and TXT for your convenience. Unfortunately antivirus companies cannot protect or restore your files but they can make the situation worse removing the instructions how to restore your encrypted files. The instructions are not viruses; they have informative nature only, so any claims on the absence of any instruction files you can send to your antivirus company. Cerber Ransomware Project is not malicious and is not intended to harm a person and his/her information data. The project is created for the sole purpose of instruction regarding information security, as well as certification of antivirus software for their suitability for data protection. Together we make the Internet a better and safer place. If you look through this text in the Internet and realize that something is wrong with your files but you do not have any instructions to restore your files, please, contact your antivirus support. Remember that the worst situation already happened and now it depends on your determination and speed of your actions the further life of your files.
URLs

http://cerberhhyed5frqa.vmfu48.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.45tori.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.fkr84i.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.fkri48.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.djre89.win/B904-2EB3-1767-0073-1B33

http://cerberhhyed5frqa.onion/B904-2EB3-1767-0073-1B33

Signatures

  • Cerber

    Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

  • Contacts a large (16399) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • 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 8 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Kills process with taskkill 2 IoCs
  • Modifies Control Panel 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 64 IoCs
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 63 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusShare_270b70bad151a515136f553e5bc880ac.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusShare_270b70bad151a515136f553e5bc880ac.exe"
    1⤵
    • Adds policy Run key to start application
    • Drops startup file
    • Adds Run key to start application
    • Modifies Control Panel
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3940
    • C:\Users\Admin\AppData\Roaming\{D0B9CD19-481C-1823-DE0A-12C00885A858}\doskey.exe
      "C:\Users\Admin\AppData\Roaming\{D0B9CD19-481C-1823-DE0A-12C00885A858}\doskey.exe"
      2⤵
      • Adds policy Run key to start application
      • Executes dropped EXE
      • Modifies extensions of user files
      • Checks computer location settings
      • Drops startup file
      • Adds Run key to start application
      • Sets desktop wallpaper using registry
      • Modifies Control Panel
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:868
      • C:\Windows\system32\vssadmin.exe
        "C:\Windows\system32\vssadmin.exe" delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:1352
      • C:\Windows\system32\wbem\wmic.exe
        "C:\Windows\system32\wbem\wmic.exe" shadowcopy delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1356
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\# DECRYPT MY FILES #.txt
        3⤵
          PID:2416
        • C:\Windows\System32\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\# DECRYPT MY FILES #.vbs"
          3⤵
            PID:824
          • C:\Windows\system32\cmd.exe
            /d /c taskkill /t /f /im "doskey.exe" > NUL & ping -n 1 127.0.0.1 > NUL & del "C:\Users\Admin\AppData\Roaming\{D0B9CD19-481C-1823-DE0A-12C00885A858}\doskey.exe" > NUL
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4568
            • C:\Windows\system32\taskkill.exe
              taskkill /t /f /im "doskey.exe"
              4⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:4612
            • C:\Windows\system32\PING.EXE
              ping -n 1 127.0.0.1
              4⤵
              • Runs ping.exe
              PID:4704
        • C:\Windows\SysWOW64\cmd.exe
          /d /c taskkill /t /f /im "VirusShare_270b70bad151a515136f553e5bc880ac.exe" > NUL & ping -n 1 127.0.0.1 > NUL & del "C:\Users\Admin\AppData\Local\Temp\VirusShare_270b70bad151a515136f553e5bc880ac.exe" > NUL
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:420
          • C:\Windows\SysWOW64\taskkill.exe
            taskkill /t /f /im "VirusShare_270b70bad151a515136f553e5bc880ac.exe"
            3⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:1260
          • C:\Windows\SysWOW64\PING.EXE
            ping -n 1 127.0.0.1
            3⤵
            • Runs ping.exe
            PID:4064
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1940
      • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe
        "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca
        1⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3788
      • C:\Windows\system32\browser_broker.exe
        C:\Windows\system32\browser_broker.exe -Embedding
        1⤵
        • Modifies Internet Explorer settings
        PID:3784
      • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
        "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
        1⤵
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1872
      • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
        "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
        1⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        PID:2472
      • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
        "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
        1⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        PID:2412
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x404
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4324
      • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
        "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
        1⤵
        • Modifies registry class
        PID:4768

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\StartUp\doskey.lnk

        Filesize

        1KB

        MD5

        5cbcb8e13c6d7251e3e1e14ccba495a0

        SHA1

        7372c0b76e47d82ddd4aa34449ede005cf024387

        SHA256

        2aadc87ef2b9da241257413a1c194fcc6d3c47d9b0e52dbcb04602043cb5dcf9

        SHA512

        27d60edef1e8e74fc81b9847067162a8e8e165da5edfaa538eeecaace2fea3c9271b32fc6a58ba0d75f8d878e0fae7f8972182c2b5561e8f794fe68dce55c1b6

      • C:\Users\Admin\AppData\Roaming\{D0B9CD19-481C-1823-DE0A-12C00885A858}\doskey.exe

        Filesize

        344KB

        MD5

        270b70bad151a515136f553e5bc880ac

        SHA1

        77b7def336c7647c6faadaf7136d70ff1e9ba7fc

        SHA256

        db2f389b5566822f8cecb27b989920f16137e82b54b446868d01f73af23f5bfa

        SHA512

        c198f9498d634ec4d05cf29a1bb6ade8c59a2904510464e3b292b11bcf5382d7fe603e46b6a72b14f3f996811f68101e46c467914b21ea6eccaf423df2d1a43f

      • C:\Users\Admin\AppData\Roaming\{D0B9CD19-481C-1823-DE0A-12C00885A858}\doskey.exe

        Filesize

        344KB

        MD5

        270b70bad151a515136f553e5bc880ac

        SHA1

        77b7def336c7647c6faadaf7136d70ff1e9ba7fc

        SHA256

        db2f389b5566822f8cecb27b989920f16137e82b54b446868d01f73af23f5bfa

        SHA512

        c198f9498d634ec4d05cf29a1bb6ade8c59a2904510464e3b292b11bcf5382d7fe603e46b6a72b14f3f996811f68101e46c467914b21ea6eccaf423df2d1a43f

      • C:\Users\Admin\Desktop\# DECRYPT MY FILES #.html

        Filesize

        12KB

        MD5

        763480588e421a611a4d920967aa1948

        SHA1

        efcc6865b0d2e2332d3bbadf114a65fe56a0e916

        SHA256

        87833f2bfd70894c3b892f84df7d14211122f0cddc31487e8451cf9fdf708a29

        SHA512

        0044297eb20efa6f5c096ffd08c4361d603cfdab059505745be88a94ac55b59fae7f1377e7cbd91018749c0c0bc654853776170af83060457f40a6cfad84d6dd

      • C:\Users\Admin\Desktop\# DECRYPT MY FILES #.txt

        Filesize

        10KB

        MD5

        bb870aa74ed9c9cecaf04ac21f247c01

        SHA1

        10fa293376c3d88d21dbaa854212cab4c77a6cd3

        SHA256

        d5ab053331dd5aa0a472757dbc16c2332818a5fba0cd21b9eb04d1fd51c57127

        SHA512

        0f91c4dd9a88630188a9c9f5206c7117f6bf9e051a9c79eade9608f544dfd2ad838e15e82e9637a89b2a220c7135c0ae1b797911cb5f406eee315610bc00e4db

      • C:\Users\Admin\Desktop\# DECRYPT MY FILES #.vbs

        Filesize

        219B

        MD5

        35a3e3b45dcfc1e6c4fd4a160873a0d1

        SHA1

        a0bcc855f2b75d82cbaae3a8710f816956e94b37

        SHA256

        8ad5e0f423ce1ff13f45a79746813f0f1d56993d7f125ab96f3d93fb54bdc934

        SHA512

        6d8e68b969ef67903aff526e983b0fb496678e4c819139e560a11f754a36c4b5770ac2ecf3fc1d9cb5aaa84f80363b4f55553255569503893192911b80d9d853

      • memory/868-121-0x00000000000D0000-0x000000000017E000-memory.dmp

        Filesize

        696KB

      • memory/868-122-0x0000000000400000-0x0000000000459000-memory.dmp

        Filesize

        356KB

      • memory/3940-116-0x00000000001C0000-0x00000000001DE000-memory.dmp

        Filesize

        120KB

      • memory/3940-117-0x0000000000400000-0x0000000000459000-memory.dmp

        Filesize

        356KB