Resubmissions

10-01-2025 08:28

250110-kdbyds1ldn 10

29-12-2024 11:43

241229-nvrlys1jgl 10

General

  • Target

    2024-12-29_1f9d9c8b17bc4e6ab42217e4ca879273_teslacrypt

  • Size

    316KB

  • Sample

    250110-kdbyds1ldn

  • MD5

    1f9d9c8b17bc4e6ab42217e4ca879273

  • SHA1

    ebbaefabffef6eac50f8c52c84a51cb7442ecaea

  • SHA256

    c2f389b2ee29d7b7d23ba7f1d248b0e9fc9d8c8a60e77cd75b6bd8dd2b38db00

  • SHA512

    9ff77d473a0cbaee33d576aea49cfde04946353c2334d18587ee732c90eb656eef35485996934385b32f94729999c6f2bf83ae572541f4adb56f4659cc9c848e

  • SSDEEP

    3072:sP36v0ABWbDFp7yz5dwjtYjt+XOCGNjYQMhLwZil6hdZrz5ZbJnCgo5QTRpALo3:IhKjjtxVYQuwFhdZrz5ZC5aXALo

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECOVERY_+jlcio.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/5E2EF1A96E826026 2. http://tes543berda73i48fsdfsd.keratadze.at/5E2EF1A96E826026 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/5E2EF1A96E826026 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/5E2EF1A96E826026 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/5E2EF1A96E826026 http://tes543berda73i48fsdfsd.keratadze.at/5E2EF1A96E826026 http://tt54rfdjhb34rfbnknaerg.milerteddy.com/5E2EF1A96E826026 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/5E2EF1A96E826026
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/5E2EF1A96E826026

http://tes543berda73i48fsdfsd.keratadze.at/5E2EF1A96E826026

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/5E2EF1A96E826026

http://xlowfznrg4wf7dli.ONION/5E2EF1A96E826026

Extracted

Path

C:\Program Files\7-Zip\Lang\_RECOVERY_+atien.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/4F6C52CA66FCD218 2. http://tes543berda73i48fsdfsd.keratadze.at/4F6C52CA66FCD218 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/4F6C52CA66FCD218 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/4F6C52CA66FCD218 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/4F6C52CA66FCD218 http://tes543berda73i48fsdfsd.keratadze.at/4F6C52CA66FCD218 http://tt54rfdjhb34rfbnknaerg.milerteddy.com/4F6C52CA66FCD218 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/4F6C52CA66FCD218
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/4F6C52CA66FCD218

http://tes543berda73i48fsdfsd.keratadze.at/4F6C52CA66FCD218

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/4F6C52CA66FCD218

http://xlowfznrg4wf7dli.ONION/4F6C52CA66FCD218

Targets

    • Target

      2024-12-29_1f9d9c8b17bc4e6ab42217e4ca879273_teslacrypt

    • Size

      316KB

    • MD5

      1f9d9c8b17bc4e6ab42217e4ca879273

    • SHA1

      ebbaefabffef6eac50f8c52c84a51cb7442ecaea

    • SHA256

      c2f389b2ee29d7b7d23ba7f1d248b0e9fc9d8c8a60e77cd75b6bd8dd2b38db00

    • SHA512

      9ff77d473a0cbaee33d576aea49cfde04946353c2334d18587ee732c90eb656eef35485996934385b32f94729999c6f2bf83ae572541f4adb56f4659cc9c848e

    • SSDEEP

      3072:sP36v0ABWbDFp7yz5dwjtYjt+XOCGNjYQMhLwZil6hdZrz5ZbJnCgo5QTRpALo3:IhKjjtxVYQuwFhdZrz5ZC5aXALo

    • 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 (404) 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.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks