General

  • Target

    050489ff4a10d6cc0897e237f6623e1b_JaffaCakes118

  • Size

    376KB

  • Sample

    241001-j92m9atdre

  • MD5

    050489ff4a10d6cc0897e237f6623e1b

  • SHA1

    c2f9927d5f5a8b50f18fa0a91684c9de02345201

  • SHA256

    c03c3fde100ab3c72104543c1dbb99f6110f24b4caa1b0846af985ebf6a45115

  • SHA512

    b8987b7f20379205b964954644a84acb98ad0daa8258a8b6267abea399ac1d2e79f3f17181d7f0b4fa6e7faa65c217999176ea4ec6fcae598844d24868c6b9b9

  • SSDEEP

    6144:te3rNhMeYq4CGRTs4kadSoKVStcmTVn57CpSCwsUbg62oXd:tY5hMfqwTsTKcmTV5kINEx+d

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+ssxhe.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/7FF72EB84ACC1343 2. http://kkd47eh4hdjshb5t.angortra.at/7FF72EB84ACC1343 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/7FF72EB84ACC1343 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/7FF72EB84ACC1343 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/7FF72EB84ACC1343 http://kkd47eh4hdjshb5t.angortra.at/7FF72EB84ACC1343 http://ytrest84y5i456hghadefdsd.pontogrot.com/7FF72EB84ACC1343 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/7FF72EB84ACC1343
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/7FF72EB84ACC1343

http://kkd47eh4hdjshb5t.angortra.at/7FF72EB84ACC1343

http://ytrest84y5i456hghadefdsd.pontogrot.com/7FF72EB84ACC1343

http://xlowfznrg4wf7dli.ONION/7FF72EB84ACC1343

Extracted

Path

C:\Program Files\7-Zip\Lang\Recovery+vbdad.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/D371ACCEEA29961 2. http://kkd47eh4hdjshb5t.angortra.at/D371ACCEEA29961 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/D371ACCEEA29961 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/D371ACCEEA29961 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/D371ACCEEA29961 http://kkd47eh4hdjshb5t.angortra.at/D371ACCEEA29961 http://ytrest84y5i456hghadefdsd.pontogrot.com/D371ACCEEA29961 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/D371ACCEEA29961
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/D371ACCEEA29961

http://kkd47eh4hdjshb5t.angortra.at/D371ACCEEA29961

http://ytrest84y5i456hghadefdsd.pontogrot.com/D371ACCEEA29961

http://xlowfznrg4wf7dli.ONION/D371ACCEEA29961

Targets

    • Target

      050489ff4a10d6cc0897e237f6623e1b_JaffaCakes118

    • Size

      376KB

    • MD5

      050489ff4a10d6cc0897e237f6623e1b

    • SHA1

      c2f9927d5f5a8b50f18fa0a91684c9de02345201

    • SHA256

      c03c3fde100ab3c72104543c1dbb99f6110f24b4caa1b0846af985ebf6a45115

    • SHA512

      b8987b7f20379205b964954644a84acb98ad0daa8258a8b6267abea399ac1d2e79f3f17181d7f0b4fa6e7faa65c217999176ea4ec6fcae598844d24868c6b9b9

    • SSDEEP

      6144:te3rNhMeYq4CGRTs4kadSoKVStcmTVn57CpSCwsUbg62oXd:tY5hMfqwTsTKcmTV5kINEx+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 (409) 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