General

  • Target

    ac1314165b1c5d065bfe19fc4fc9b411b3af9f3a3e74661ada6d53770fc49ee6

  • Size

    335KB

  • Sample

    221124-cyj6habe88

  • MD5

    4bc90d148fe634b9d87bcdb7e67d7f8d

  • SHA1

    3e706aaae73d985282d638b03b48be6f8f447981

  • SHA256

    ac1314165b1c5d065bfe19fc4fc9b411b3af9f3a3e74661ada6d53770fc49ee6

  • SHA512

    a25c43f2096ed8516cc33940723d69e1eb366c030cb1f88823518113a4c39ab9dcbde2168029405dc7208c6ac7c9ae3016871a53c23df2d0d7af64ccacc3e10c

  • SSDEEP

    6144:3MlhTEzkFxLyQb7kmp76NYsYRnZa0dIa4Scb0a/8MH9CC4l:3MlhZFxVb7kIfsgxl4Nw+f9Dy

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-3406023954-474543476-3319432036-1000\_RECoVERY_+lcrvi.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 RSA4096 More information about the encryption keys using RSA4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA4096 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/C231C5B02BC6A373 2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/C231C5B02BC6A373 3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/C231C5B02BC6A373 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/C231C5B02BC6A373 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/C231C5B02BC6A373 http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/C231C5B02BC6A373 http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/C231C5B02BC6A373 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/C231C5B02BC6A373
URLs

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/C231C5B02BC6A373

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/C231C5B02BC6A373

http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/C231C5B02BC6A373

http://xlowfznrg4wf7dli.ONION/C231C5B02BC6A373

Targets

    • Target

      ac1314165b1c5d065bfe19fc4fc9b411b3af9f3a3e74661ada6d53770fc49ee6

    • Size

      335KB

    • MD5

      4bc90d148fe634b9d87bcdb7e67d7f8d

    • SHA1

      3e706aaae73d985282d638b03b48be6f8f447981

    • SHA256

      ac1314165b1c5d065bfe19fc4fc9b411b3af9f3a3e74661ada6d53770fc49ee6

    • SHA512

      a25c43f2096ed8516cc33940723d69e1eb366c030cb1f88823518113a4c39ab9dcbde2168029405dc7208c6ac7c9ae3016871a53c23df2d0d7af64ccacc3e10c

    • SSDEEP

      6144:3MlhTEzkFxLyQb7kmp76NYsYRnZa0dIa4Scb0a/8MH9CC4l:3MlhZFxVb7kIfsgxl4Nw+f9Dy

    • 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

    • Deletes itself

    • 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

Install Root Certificate

1
T1130

Discovery

System Information Discovery

1
T1082

Impact

Inhibit System Recovery

1
T1490

Tasks