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General

  • Target

    e3ed211653338adaff59cb0d6161174044018a84b49fa6ee2fab9dccd1221ced.exe

  • Size

    371KB

  • Sample

    250121-kl9vdsvmaw

  • MD5

    c192a273a786b569df2056914faf8327

  • SHA1

    87f24f470d678deae2cade1d3fd12255e796c091

  • SHA256

    e3ed211653338adaff59cb0d6161174044018a84b49fa6ee2fab9dccd1221ced

  • SHA512

    8e036f23c66fbd545fd03aba423a47bf422cee52204fc3a2fb2682fd00a31c2f3e6dc982d01fa30ab2f8ba0b3463a763e403b212f00fe9488b2791dd03629427

  • SSDEEP

    6144:QtttRvGxiRcePUSrcTQ+Yd6v6AlYhZ+ddp5GuZEE86Yrp0eWIxQO6kUUecBlzJbu:EttRveivPrcqd26A+hcdp5GYEE8D3WIe

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECoVERY_+hbvil.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://yyre45dbvn2nhbefbmh.begumvelic.at/63DD62F4A5556EFB 2. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/63DD62F4A5556EFB 3. http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/63DD62F4A5556EFB 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/63DD62F4A5556EFB 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://yyre45dbvn2nhbefbmh.begumvelic.at/63DD62F4A5556EFB http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/63DD62F4A5556EFB http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/63DD62F4A5556EFB *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/63DD62F4A5556EFB
URLs

http://yyre45dbvn2nhbefbmh.begumvelic.at/63DD62F4A5556EFB

http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/63DD62F4A5556EFB

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/63DD62F4A5556EFB

http://xlowfznrg4wf7dli.ONION/63DD62F4A5556EFB

Extracted

Path

C:\Program Files\7-Zip\Lang\_RECoVERY_+hrehg.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://yyre45dbvn2nhbefbmh.begumvelic.at/C0716909F59A9C3 2. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/C0716909F59A9C3 3. http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/C0716909F59A9C3 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/C0716909F59A9C3 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://yyre45dbvn2nhbefbmh.begumvelic.at/C0716909F59A9C3 http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/C0716909F59A9C3 http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/C0716909F59A9C3 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/C0716909F59A9C3
URLs

http://yyre45dbvn2nhbefbmh.begumvelic.at/C0716909F59A9C3

http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/C0716909F59A9C3

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/C0716909F59A9C3

http://xlowfznrg4wf7dli.ONION/C0716909F59A9C3

Targets

    • Target

      e3ed211653338adaff59cb0d6161174044018a84b49fa6ee2fab9dccd1221ced.exe

    • Size

      371KB

    • MD5

      c192a273a786b569df2056914faf8327

    • SHA1

      87f24f470d678deae2cade1d3fd12255e796c091

    • SHA256

      e3ed211653338adaff59cb0d6161174044018a84b49fa6ee2fab9dccd1221ced

    • SHA512

      8e036f23c66fbd545fd03aba423a47bf422cee52204fc3a2fb2682fd00a31c2f3e6dc982d01fa30ab2f8ba0b3463a763e403b212f00fe9488b2791dd03629427

    • SSDEEP

      6144:QtttRvGxiRcePUSrcTQ+Yd6v6AlYhZ+ddp5GuZEE86Yrp0eWIxQO6kUUecBlzJbu:EttRveivPrcqd26A+hcdp5GYEE8D3WIe

    • 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 (280) 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks