General

  • Target

    d957a4ca07273763ed76ba4eedce60b2_JaffaCakes118

  • Size

    388KB

  • Sample

    241209-ncmv2szpgj

  • MD5

    d957a4ca07273763ed76ba4eedce60b2

  • SHA1

    357b159b7404225fb9271bc5c6645a79d8706153

  • SHA256

    ba45f2c559c3c2e0f76441928d967c31ad6b10ee3c65ada1bbd74ee8a0052dcb

  • SHA512

    0b1cef4d07a43d504b2ca95c6fbfe18f7e89235db6d6a6551f9be73ab800e2126e47fe23233b77575d34a1b91b0af576f8cb14205fdb2fd2516986b4d5057ce7

  • SSDEEP

    6144:XYMk7V7PQkaYO0iNq/PimTBQNEETJYOo0DldfrvwmjcMVW5OouUI5KtrQ8POyU:XnSdO0iNEPn+TGOoYzwscMSOXUIJ

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+jyxce.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/E251F02C506487A1 2. http://kkd47eh4hdjshb5t.angortra.at/E251F02C506487A1 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/E251F02C506487A1 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/E251F02C506487A1 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/E251F02C506487A1 http://kkd47eh4hdjshb5t.angortra.at/E251F02C506487A1 http://ytrest84y5i456hghadefdsd.pontogrot.com/E251F02C506487A1 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/E251F02C506487A1
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/E251F02C506487A1

http://kkd47eh4hdjshb5t.angortra.at/E251F02C506487A1

http://ytrest84y5i456hghadefdsd.pontogrot.com/E251F02C506487A1

http://xlowfznrg4wf7dli.ONION/E251F02C506487A1

Extracted

Path

C:\Program Files\7-Zip\Lang\Recovery+mvcmq.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/6773CF8A4C1F9AEB 2. http://kkd47eh4hdjshb5t.angortra.at/6773CF8A4C1F9AEB 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/6773CF8A4C1F9AEB 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/6773CF8A4C1F9AEB 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/6773CF8A4C1F9AEB http://kkd47eh4hdjshb5t.angortra.at/6773CF8A4C1F9AEB http://ytrest84y5i456hghadefdsd.pontogrot.com/6773CF8A4C1F9AEB *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/6773CF8A4C1F9AEB
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/6773CF8A4C1F9AEB

http://kkd47eh4hdjshb5t.angortra.at/6773CF8A4C1F9AEB

http://ytrest84y5i456hghadefdsd.pontogrot.com/6773CF8A4C1F9AEB

http://xlowfznrg4wf7dli.ONION/6773CF8A4C1F9AEB

Targets

    • Target

      d957a4ca07273763ed76ba4eedce60b2_JaffaCakes118

    • Size

      388KB

    • MD5

      d957a4ca07273763ed76ba4eedce60b2

    • SHA1

      357b159b7404225fb9271bc5c6645a79d8706153

    • SHA256

      ba45f2c559c3c2e0f76441928d967c31ad6b10ee3c65ada1bbd74ee8a0052dcb

    • SHA512

      0b1cef4d07a43d504b2ca95c6fbfe18f7e89235db6d6a6551f9be73ab800e2126e47fe23233b77575d34a1b91b0af576f8cb14205fdb2fd2516986b4d5057ce7

    • SSDEEP

      6144:XYMk7V7PQkaYO0iNq/PimTBQNEETJYOo0DldfrvwmjcMVW5OouUI5KtrQ8POyU:XnSdO0iNEPn+TGOoYzwscMSOXUIJ

    • 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 (396) 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