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General

  • Target

    4bb4385452699658f4576b4df4f498ec_JaffaCakes118

  • Size

    348KB

  • Sample

    241016-gwbhssweqe

  • MD5

    4bb4385452699658f4576b4df4f498ec

  • SHA1

    23ff564eb0a0c0a8c5113ebe2316c0f3780d6adb

  • SHA256

    ff61bf7f092da880bc01d6916c90163bfdd54d5de787d7995bd73034e471da4f

  • SHA512

    1407efce7fc1b0bc4e3e4586aeba21114aece9c58fbce2179a40fd043aedd50ce2fd2ca4c8233862041b443f984c41aa85ac8dda66d1029ad49c86268bd1977a

  • SSDEEP

    6144:uuTS7jkGKlY1DI/D4ANTLfWHenmxadef3msPbnSLavUg0T1SmhGMvX/J+:uuTS7BKxDfTLuHenmx5msPbnSLavUwSx

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\how_recover+lni.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/AFCAFFB24D9DC8F 2. http://vr6g2curb2kcidou.expay34.com/AFCAFFB24D9DC8F 3. http://psbc532jm8c.hsh73cu37n1.net/AFCAFFB24D9DC8F 4. https://vr6g2curb2kcidou.onion.to/AFCAFFB24D9DC8F 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/AFCAFFB24D9DC8F 4. Follow the instructions on the site. IMPORTANT INFORMATION: Your personal pages: http://vr6g2curb2kcidou.encpayment23.com/AFCAFFB24D9DC8F http://vr6g2curb2kcidou.expay34.com/AFCAFFB24D9DC8F http://psbc532jm8c.hsh73cu37n1.net/AFCAFFB24D9DC8F https://vr6g2curb2kcidou.onion.to/AFCAFFB24D9DC8F Your personal page (using TOR-Browser): vr6g2curb2kcidou.onion/AFCAFFB24D9DC8F Your personal identification number (if you open the site (or TOR-Browser's) directly): AFCAFFB24D9DC8F 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111
URLs

http://vr6g2curb2kcidou.encpayment23.com/AFCAFFB24D9DC8F

http://vr6g2curb2kcidou.expay34.com/AFCAFFB24D9DC8F

http://psbc532jm8c.hsh73cu37n1.net/AFCAFFB24D9DC8F

https://vr6g2curb2kcidou.onion.to/AFCAFFB24D9DC8F

http://vr6g2curb2kcidou.onion/AFCAFFB24D9DC8F

Extracted

Path

C:\Program Files\7-Zip\Lang\how_recover+ikd.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/7A42DCF29C8C53D2 2. http://vr6g2curb2kcidou.expay34.com/7A42DCF29C8C53D2 3. http://psbc532jm8c.hsh73cu37n1.net/7A42DCF29C8C53D2 4. https://vr6g2curb2kcidou.onion.to/7A42DCF29C8C53D2 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/7A42DCF29C8C53D2 4. Follow the instructions on the site. IMPORTANT INFORMATION: Your personal pages: http://vr6g2curb2kcidou.encpayment23.com/7A42DCF29C8C53D2 http://vr6g2curb2kcidou.expay34.com/7A42DCF29C8C53D2 http://psbc532jm8c.hsh73cu37n1.net/7A42DCF29C8C53D2 https://vr6g2curb2kcidou.onion.to/7A42DCF29C8C53D2 Your personal page (using TOR-Browser): vr6g2curb2kcidou.onion/7A42DCF29C8C53D2 Your personal identification number (if you open the site (or TOR-Browser's) directly): 7A42DCF29C8C53D2 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111
URLs

http://vr6g2curb2kcidou.encpayment23.com/7A42DCF29C8C53D2

http://vr6g2curb2kcidou.expay34.com/7A42DCF29C8C53D2

http://psbc532jm8c.hsh73cu37n1.net/7A42DCF29C8C53D2

https://vr6g2curb2kcidou.onion.to/7A42DCF29C8C53D2

http://vr6g2curb2kcidou.onion/7A42DCF29C8C53D2

Targets

    • Target

      4bb4385452699658f4576b4df4f498ec_JaffaCakes118

    • Size

      348KB

    • MD5

      4bb4385452699658f4576b4df4f498ec

    • SHA1

      23ff564eb0a0c0a8c5113ebe2316c0f3780d6adb

    • SHA256

      ff61bf7f092da880bc01d6916c90163bfdd54d5de787d7995bd73034e471da4f

    • SHA512

      1407efce7fc1b0bc4e3e4586aeba21114aece9c58fbce2179a40fd043aedd50ce2fd2ca4c8233862041b443f984c41aa85ac8dda66d1029ad49c86268bd1977a

    • SSDEEP

      6144:uuTS7jkGKlY1DI/D4ANTLfWHenmxadef3msPbnSLavUg0T1SmhGMvX/J+:uuTS7BKxDfTLuHenmx5msPbnSLavUwSx

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Renames multiple (421) files with added filename extension

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

    • 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.

    • Adds Run key to start application

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • 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

MITRE ATT&CK Enterprise v15

Tasks