General

  • Target

    58fdd32be6dcc694fd1a4deeb0ca7b50affa5e8e654cc0dcf9c7ec043ab11cf8

  • Size

    608KB

  • Sample

    220724-gktv1ahfa7

  • MD5

    588a1b9290a66ba12d1f3494d12f4286

  • SHA1

    71f946f8e3728af3d6ab4065adb7698c0a902037

  • SHA256

    58fdd32be6dcc694fd1a4deeb0ca7b50affa5e8e654cc0dcf9c7ec043ab11cf8

  • SHA512

    162256723a3297a140a97ceaa1e8b13b8d09ecdf09f2f698f084b155717202b8910ecb723e8dd0e5915addf09d27ef382c12aaea10d8baf9d8b60d91817593e3

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-335065374-4263250628-1829373619-1000\RECOVER+xxwue.TXT

Ransom Note
__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#! 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) 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. 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 BITCOIN 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://akdfrefdkm45tf33fsdfsdf.yamenswash.com/EA4473E83AD50B2 2. http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/EA4473E83AD50B2 3. http://nn54djhfnrnm4dnjnerfsd.replylaten.at/EA4473E83AD50B2 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: fwgrhsao3aoml7ej.onion/EA4473E83AD50B2 4. Follow the instructions on the site. !!! IMPORTANT INFORMATION: !!! Your personal pages: http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/EA4473E83AD50B2 http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/EA4473E83AD50B2 http://nn54djhfnrnm4dnjnerfsd.replylaten.at/EA4473E83AD50B2 !!! Your personal page Tor-Browser: fwgrhsao3aoml7ej.onion/EA4473E83AD50B2 !!! Your personal identification ID: EA4473E83AD50B2
URLs

http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/EA4473E83AD50B2

http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/EA4473E83AD50B2

http://nn54djhfnrnm4dnjnerfsd.replylaten.at/EA4473E83AD50B2

http://fwgrhsao3aoml7ej.onion/EA4473E83AD50B2

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-2660308776-3705150086-26593515-1000\RECOVER+dyikf.TXT

Ransom Note
__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#! 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) 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. 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 BITCOIN 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://akdfrefdkm45tf33fsdfsdf.yamenswash.com/BAF86971094FF29 2. http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/BAF86971094FF29 3. http://nn54djhfnrnm4dnjnerfsd.replylaten.at/BAF86971094FF29 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: fwgrhsao3aoml7ej.onion/BAF86971094FF29 4. Follow the instructions on the site. !!! IMPORTANT INFORMATION: !!! Your personal pages: http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/BAF86971094FF29 http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/BAF86971094FF29 http://nn54djhfnrnm4dnjnerfsd.replylaten.at/BAF86971094FF29 !!! Your personal page Tor-Browser: fwgrhsao3aoml7ej.onion/BAF86971094FF29 !!! Your personal identification ID: BAF86971094FF29
URLs

http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/BAF86971094FF29

http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/BAF86971094FF29

http://nn54djhfnrnm4dnjnerfsd.replylaten.at/BAF86971094FF29

http://fwgrhsao3aoml7ej.onion/BAF86971094FF29

Targets

    • Target

      58fdd32be6dcc694fd1a4deeb0ca7b50affa5e8e654cc0dcf9c7ec043ab11cf8

    • Size

      608KB

    • MD5

      588a1b9290a66ba12d1f3494d12f4286

    • SHA1

      71f946f8e3728af3d6ab4065adb7698c0a902037

    • SHA256

      58fdd32be6dcc694fd1a4deeb0ca7b50affa5e8e654cc0dcf9c7ec043ab11cf8

    • SHA512

      162256723a3297a140a97ceaa1e8b13b8d09ecdf09f2f698f084b155717202b8910ecb723e8dd0e5915addf09d27ef382c12aaea10d8baf9d8b60d91817593e3

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks