General

  • Target

    2b4d5982e3909f16967246c9fc4d2451_JaffaCakes118

  • Size

    376KB

  • Sample

    241009-fnf8mszgnn

  • MD5

    2b4d5982e3909f16967246c9fc4d2451

  • SHA1

    2bd2a2d29679fe8cf68ab8f00ae9ed58f1506c06

  • SHA256

    535bc699baf41334ad3f15528af60df9a8421533068f3f09ed01df212b40b059

  • SHA512

    01d8716520cab4c226135116cc716d5337b54bcfd672fed8ef727b02560ecd1a16c8602bafbdc75fb65eb49f8af9d3add0658c116b9a574fe2183e2f2f9c68cb

  • SSDEEP

    6144:6e3rNhMeYq4CGRTs4kadSoKVStcmTVn57CpSCwsUbg62oXd:6Y5hMfqwTsTKcmTV5kINEx+d

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+igjfx.txt

Family

teslacrypt

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://tt54rfdjhb34rfbnknaerg.milerteddy.com/9C478A68B158A78 2. http://kkd47eh4hdjshb5t.angortra.at/9C478A68B158A78 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/9C478A68B158A78 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 3. Type in the address bar: xlowfznrg4wf7dli.onion/9C478A68B158A78 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/9C478A68B158A78 http://kkd47eh4hdjshb5t.angortra.at/9C478A68B158A78 http://ytrest84y5i456hghadefdsd.pontogrot.com/9C478A68B158A78 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/9C478A68B158A78
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/9C478A68B158A78

http://kkd47eh4hdjshb5t.angortra.at/9C478A68B158A78

http://ytrest84y5i456hghadefdsd.pontogrot.com/9C478A68B158A78

http://xlowfznrg4wf7dli.ONION/9C478A68B158A78

Extracted

Path

C:\Program Files\7-Zip\Lang\Recovery+olaqx.txt

Family

teslacrypt

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://tt54rfdjhb34rfbnknaerg.milerteddy.com/434147EBD91D22F4 2. http://kkd47eh4hdjshb5t.angortra.at/434147EBD91D22F4 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/434147EBD91D22F4 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 3. Type in the address bar: xlowfznrg4wf7dli.onion/434147EBD91D22F4 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/434147EBD91D22F4 http://kkd47eh4hdjshb5t.angortra.at/434147EBD91D22F4 http://ytrest84y5i456hghadefdsd.pontogrot.com/434147EBD91D22F4 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/434147EBD91D22F4
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/434147EBD91D22F4

http://kkd47eh4hdjshb5t.angortra.at/434147EBD91D22F4

http://ytrest84y5i456hghadefdsd.pontogrot.com/434147EBD91D22F4

http://xlowfznrg4wf7dli.ONION/434147EBD91D22F4

Targets

    • Target

      2b4d5982e3909f16967246c9fc4d2451_JaffaCakes118

    • Size

      376KB

    • MD5

      2b4d5982e3909f16967246c9fc4d2451

    • SHA1

      2bd2a2d29679fe8cf68ab8f00ae9ed58f1506c06

    • SHA256

      535bc699baf41334ad3f15528af60df9a8421533068f3f09ed01df212b40b059

    • SHA512

      01d8716520cab4c226135116cc716d5337b54bcfd672fed8ef727b02560ecd1a16c8602bafbdc75fb65eb49f8af9d3add0658c116b9a574fe2183e2f2f9c68cb

    • SSDEEP

      6144:6e3rNhMeYq4CGRTs4kadSoKVStcmTVn57CpSCwsUbg62oXd:6Y5hMfqwTsTKcmTV5kINEx+d

    • TeslaCrypt, AlphaCrypt

      Ransomware based on CryptoLocker. Shut down by the developers in 2016.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (433) 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

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks