General

  • Target

    4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51

  • Size

    424KB

  • Sample

    220720-vg366acac5

  • MD5

    627e7f4f2a1e8436da14489e7215b7da

  • SHA1

    d72ecb51d1a6a0f18f0939c37ed06a0b90b50a0e

  • SHA256

    4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51

  • SHA512

    da583a7ff28f0aa65ac360e66717e7b53fe911cdabc592fde03e914b21cb18f703c45f3f59045f32af4f686bec841651849f97ddfd2e4155f1577b12b35f9c97

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-3440072777-2118400376-1759599358-1000\_RECoVERY_+ysiny.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://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4C69C74C334A5A 2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4C69C74C334A5A 3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4C69C74C334A5A 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/4C69C74C334A5A 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4C69C74C334A5A http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4C69C74C334A5A http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4C69C74C334A5A *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/4C69C74C334A5A
URLs

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4C69C74C334A5A

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4C69C74C334A5A

http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4C69C74C334A5A

http://xlowfznrg4wf7dli.ONION/4C69C74C334A5A

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-2783062828-828903012-4218294845-1000\_RECoVERY_+jxhbx.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://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/19265329CFA33DBC 2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/19265329CFA33DBC 3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/19265329CFA33DBC 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/19265329CFA33DBC 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/19265329CFA33DBC http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/19265329CFA33DBC http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/19265329CFA33DBC *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/19265329CFA33DBC
URLs

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/19265329CFA33DBC

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/19265329CFA33DBC

http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/19265329CFA33DBC

http://xlowfznrg4wf7dli.ONION/19265329CFA33DBC

Targets

    • Target

      4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51

    • Size

      424KB

    • MD5

      627e7f4f2a1e8436da14489e7215b7da

    • SHA1

      d72ecb51d1a6a0f18f0939c37ed06a0b90b50a0e

    • SHA256

      4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51

    • SHA512

      da583a7ff28f0aa65ac360e66717e7b53fe911cdabc592fde03e914b21cb18f703c45f3f59045f32af4f686bec841651849f97ddfd2e4155f1577b12b35f9c97

    • 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.

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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 Enterprise v6

Tasks