General

  • Target

    015df402953cc0156ee91a59523d940b34940580bf4a5543f4fab9efda300801

  • Size

    276KB

  • Sample

    220523-yx1mraefc9

  • MD5

    19ba3ec94baaf9a4ec735de73dd52c76

  • SHA1

    7e8ea32bde1e2b3467db0c9ae1dc2dcb0730bce8

  • SHA256

    015df402953cc0156ee91a59523d940b34940580bf4a5543f4fab9efda300801

  • SHA512

    828d0bc37dbbe027b9aaa14589f1015311be129e5ed751f317d13e31d740f70a80ea235d1b74e1a54aad623f1598e758fc55776dec86a5848873db4e55c0ab9d

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-1819626980-2277161760-1023733287-1000\Recovery+cbxoo.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://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/5298A9A4ABE8E762 2. http://tes543berda73i48fsdfsd.keratadze.at/5298A9A4ABE8E762 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/5298A9A4ABE8E762 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/5298A9A4ABE8E762 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/5298A9A4ABE8E762 http://tes543berda73i48fsdfsd.keratadze.at/5298A9A4ABE8E762 http://tt54rfdjhb34rfbnknaerg.milerteddy.com/5298A9A4ABE8E762 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/5298A9A4ABE8E762
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/5298A9A4ABE8E762

http://tes543berda73i48fsdfsd.keratadze.at/5298A9A4ABE8E762

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/5298A9A4ABE8E762

http://xlowfznrg4wf7dli.ONION/5298A9A4ABE8E762

Targets

    • Target

      015df402953cc0156ee91a59523d940b34940580bf4a5543f4fab9efda300801

    • Size

      276KB

    • MD5

      19ba3ec94baaf9a4ec735de73dd52c76

    • SHA1

      7e8ea32bde1e2b3467db0c9ae1dc2dcb0730bce8

    • SHA256

      015df402953cc0156ee91a59523d940b34940580bf4a5543f4fab9efda300801

    • SHA512

      828d0bc37dbbe027b9aaa14589f1015311be129e5ed751f317d13e31d740f70a80ea235d1b74e1a54aad623f1598e758fc55776dec86a5848873db4e55c0ab9d

    • TeslaCrypt, AlphaCrypt

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

    • suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon

      suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Deletes itself

    • Drops startup file

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Deletion

1
T1107

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

1
T1490

Tasks