Overview

overview

10

Static

static

3

VirusShare...44.exe

windows7-x64

10

VirusShare...44.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    VirusShare_85bab5eeef67eb942510f075c2136644
  • Size 348KB
  • Sample240610-nr5peaaa35
  • SHA256 684ea5bbe9e0152209446c22144057b13fae33daba9a4b101f7d82aa3cb7411f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
defense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

  • C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\how_recover+psk.txt

Ransom Note
  • 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) What does this mean ? This means that the structure and data within your files have been irrevocably changed, you will not be able to work with them, read them or see them, it is the same thing as losing them forever, but with our help, you can restore them. 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 How did this happen ? ---Specially for your PC was generated personal RSA-4096 KEY, both public and private. ---ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 Decrypting of your files is only possible with the help of the private key and decrypt program, which is on our secret server. What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BTC NOW, and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://vr6g2curb2kcidou.encpayment23.com/1CB0F7F0509D5D2C 2. http://vr6g2curb2kcidou.expay34.com/1CB0F7F0509D5D2C 3. http://psbc532jm8c.hsh73cu37n1.net/1CB0F7F0509D5D2C 4. https://vr6g2curb2kcidou.onion.to/1CB0F7F0509D5D2C If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser and wait for initialization. 3. Type in the address bar: vr6g2curb2kcidou.onion/1CB0F7F0509D5D2C 4. Follow the instructions on the site. IMPORTANT INFORMATION: Your personal pages: http://vr6g2curb2kcidou.encpayment23.com/1CB0F7F0509D5D2C http://vr6g2curb2kcidou.expay34.com/1CB0F7F0509D5D2C http://psbc532jm8c.hsh73cu37n1.net/1CB0F7F0509D5D2C https://vr6g2curb2kcidou.onion.to/1CB0F7F0509D5D2C Your personal page (using TOR-Browser): vr6g2curb2kcidou.onion/1CB0F7F0509D5D2C Your personal identification number (if you open the site (or TOR-Browser's) directly): 1CB0F7F0509D5D2C 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111
URLs

  • http://vr6g2curb2kcidou.encpayment23.com/1CB0F7F0509D5D2C

  • http://vr6g2curb2kcidou.expay34.com/1CB0F7F0509D5D2C

  • http://psbc532jm8c.hsh73cu37n1.net/1CB0F7F0509D5D2C

  • https://vr6g2curb2kcidou.onion.to/1CB0F7F0509D5D2C

  • http://vr6g2curb2kcidou.onion/1CB0F7F0509D5D2C

Extracted

Path

  • C:\Program Files\7-Zip\Lang\how_recover+trn.txt

Ransom Note
  • 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) What does this mean ? This means that the structure and data within your files have been irrevocably changed, you will not be able to work with them, read them or see them, it is the same thing as losing them forever, but with our help, you can restore them. 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 How did this happen ? ---Specially for your PC was generated personal RSA-4096 KEY, both public and private. ---ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 Decrypting of your files is only possible with the help of the private key and decrypt program, which is on our secret server. What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BTC NOW, and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://vr6g2curb2kcidou.encpayment23.com/62F6CB432CE358B 2. http://vr6g2curb2kcidou.expay34.com/62F6CB432CE358B 3. http://psbc532jm8c.hsh73cu37n1.net/62F6CB432CE358B 4. https://vr6g2curb2kcidou.onion.to/62F6CB432CE358B If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser and wait for initialization. 3. Type in the address bar: vr6g2curb2kcidou.onion/62F6CB432CE358B 4. Follow the instructions on the site. IMPORTANT INFORMATION: Your personal pages: http://vr6g2curb2kcidou.encpayment23.com/62F6CB432CE358B http://vr6g2curb2kcidou.expay34.com/62F6CB432CE358B http://psbc532jm8c.hsh73cu37n1.net/62F6CB432CE358B https://vr6g2curb2kcidou.onion.to/62F6CB432CE358B Your personal page (using TOR-Browser): vr6g2curb2kcidou.onion/62F6CB432CE358B Your personal identification number (if you open the site (or TOR-Browser's) directly): 62F6CB432CE358B 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111
URLs

  • http://vr6g2curb2kcidou.encpayment23.com/62F6CB432CE358B

  • http://vr6g2curb2kcidou.expay34.com/62F6CB432CE358B

  • http://psbc532jm8c.hsh73cu37n1.net/62F6CB432CE358B

  • https://vr6g2curb2kcidou.onion.to/62F6CB432CE358B

  • http://vr6g2curb2kcidou.onion/62F6CB432CE358B

Targets

    • Target
      VirusShare_85bab5eeef67eb942510f075c2136644
    • Size 348KB
    • SHA256 684ea5bbe9e0152209446c22144057b13fae33daba9a4b101f7d82aa3cb7411f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    defense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (432) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

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

    • Deletes itself

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks