General

  • Target

    dd89fb3e83972795705e5b0edc08987f_JaffaCakes118

  • Size

    332KB

  • Sample

    241210-hr84yaxpfx

  • MD5

    dd89fb3e83972795705e5b0edc08987f

  • SHA1

    e315cce36b0494947c5d7b17b62dd38b24b159a6

  • SHA256

    7b7fd96033bb7a8a932758c8f0f1729d800949c2583c03c8aa3d21089cd28a62

  • SHA512

    1d9098f5e7f291ea7d2df3ad497bd7641c5920cbac5e99544a8b7d4b492e956ab051839fabf30bb5207913e7a1df76ec274e6887e47193c866398f2951be7583

  • SSDEEP

    6144:VcMG0Cmis0NH8A3/1uz7uodnIm5KJHLqreJDckzrYk/:WMZas0NcAvAzyQnR5KJHWreJRrY

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECOVERY_+riqga.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 AES More information about the encryption keys using AES can be found here: http://en.wikipedia.org/wiki/AES How did this happen ? !!! Specially for your PC was generated personal AES 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://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/8E34F9C84429E11 2. http://tes543berda73i48fsdfsd.keratadze.at/8E34F9C84429E11 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/8E34F9C84429E11 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/8E34F9C84429E11 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/8E34F9C84429E11 http://tes543berda73i48fsdfsd.keratadze.at/8E34F9C84429E11 http://tt54rfdjhb34rfbnknaerg.milerteddy.com/8E34F9C84429E11 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/8E34F9C84429E11
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/8E34F9C84429E11

http://tes543berda73i48fsdfsd.keratadze.at/8E34F9C84429E11

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/8E34F9C84429E11

http://xlowfznrg4wf7dli.ONION/8E34F9C84429E11

Targets

    • Target

      dd89fb3e83972795705e5b0edc08987f_JaffaCakes118

    • Size

      332KB

    • MD5

      dd89fb3e83972795705e5b0edc08987f

    • SHA1

      e315cce36b0494947c5d7b17b62dd38b24b159a6

    • SHA256

      7b7fd96033bb7a8a932758c8f0f1729d800949c2583c03c8aa3d21089cd28a62

    • SHA512

      1d9098f5e7f291ea7d2df3ad497bd7641c5920cbac5e99544a8b7d4b492e956ab051839fabf30bb5207913e7a1df76ec274e6887e47193c866398f2951be7583

    • SSDEEP

      6144:VcMG0Cmis0NH8A3/1uz7uodnIm5KJHLqreJDckzrYk/:WMZas0NcAvAzyQnR5KJHWreJRrY

    • 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 (422) files with added filename extension

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

    • 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