General

  • Target

    de01a09f896441e9533913bb82278391_JaffaCakes118

  • Size

    376KB

  • Sample

    241210-wky72sxkcr

  • MD5

    de01a09f896441e9533913bb82278391

  • SHA1

    d65824cc0c5b29864c7cac6b10f41fe516c0dd31

  • SHA256

    811740b4ecfe0bde80e90ec6f60fb17db109ccf7490345bb897276354ed31256

  • SHA512

    c8b0f54dc698a39e438ba7105d08632a05396ded5b2d2bb82e35d869e5595f9827d6246eb274657333411b80a9936cf291fd7e644f5b58a5450bdd228732b053

  • SSDEEP

    6144:te3rNhMeYq4CGRTs4kadSoKVStcmTVn57CpSCwsUbg62oXd:tY5hMfqwTsTKcmTV5kINEx+d

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+crfav.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/2F416F755E5B53F9 2. http://kkd47eh4hdjshb5t.angortra.at/2F416F755E5B53F9 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/2F416F755E5B53F9 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/2F416F755E5B53F9 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/2F416F755E5B53F9 http://kkd47eh4hdjshb5t.angortra.at/2F416F755E5B53F9 http://ytrest84y5i456hghadefdsd.pontogrot.com/2F416F755E5B53F9 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/2F416F755E5B53F9
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/2F416F755E5B53F9

http://kkd47eh4hdjshb5t.angortra.at/2F416F755E5B53F9

http://ytrest84y5i456hghadefdsd.pontogrot.com/2F416F755E5B53F9

http://xlowfznrg4wf7dli.ONION/2F416F755E5B53F9

Extracted

Path

C:\Program Files\7-Zip\Lang\Recovery+bvpts.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/6E3290FC3A7FF738 2. http://kkd47eh4hdjshb5t.angortra.at/6E3290FC3A7FF738 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/6E3290FC3A7FF738 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/6E3290FC3A7FF738 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/6E3290FC3A7FF738 http://kkd47eh4hdjshb5t.angortra.at/6E3290FC3A7FF738 http://ytrest84y5i456hghadefdsd.pontogrot.com/6E3290FC3A7FF738 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/6E3290FC3A7FF738
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/6E3290FC3A7FF738

http://kkd47eh4hdjshb5t.angortra.at/6E3290FC3A7FF738

http://ytrest84y5i456hghadefdsd.pontogrot.com/6E3290FC3A7FF738

http://xlowfznrg4wf7dli.ONION/6E3290FC3A7FF738

Targets

    • Target

      de01a09f896441e9533913bb82278391_JaffaCakes118

    • Size

      376KB

    • MD5

      de01a09f896441e9533913bb82278391

    • SHA1

      d65824cc0c5b29864c7cac6b10f41fe516c0dd31

    • SHA256

      811740b4ecfe0bde80e90ec6f60fb17db109ccf7490345bb897276354ed31256

    • SHA512

      c8b0f54dc698a39e438ba7105d08632a05396ded5b2d2bb82e35d869e5595f9827d6246eb274657333411b80a9936cf291fd7e644f5b58a5450bdd228732b053

    • SSDEEP

      6144:te3rNhMeYq4CGRTs4kadSoKVStcmTVn57CpSCwsUbg62oXd:tY5hMfqwTsTKcmTV5kINEx+d

    • TeslaCrypt, AlphaCrypt

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

    • Teslacrypt family

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (391) 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