Overview

overview

10

Static

static

3

VirusShare...78.exe

windows7-x64

10

VirusShare...78.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    VirusShare_9213073f63c1542315acdad27c0b8b78

  • Size

    360KB

  • Sample

    240610-nyhs8aac29

  • MD5

    9213073f63c1542315acdad27c0b8b78

  • SHA1

    77b5765cd37ccfb7608611291d66e68b7d68e2dc

  • SHA256

    1356acd718a156e106163e91fa87a415e4f6855606d2712d8408d65190a95dad

  • SHA512

    9ae5d76345825b0cd012d4ce8189a1b6864b3d76be93ae7fad22eb28387097346213d7763a989098ae2dd5a921afd3ab8ef72cc308d4d9bfc8e7e7efa3a92735

  • SSDEEP

    6144:YaaRWvS8RStjunQ/ocbbOeEQZlPX6kKhWbyFqoMU2sEEbsOI/4Yi:YFWvNS8EE4+WOeU22bnI/4Yi

Score
10/10
teslacryptdefense_evasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+pegyq.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://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/8E6619876F01BD4 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/8E6619876F01BD4 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/8E6619876F01BD4 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/8E6619876F01BD4 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/8E6619876F01BD4 http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/8E6619876F01BD4 http://yyre45dbvn2nhbefbmh.begumvelic.at/8E6619876F01BD4 Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/8E6619876F01BD4
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/8E6619876F01BD4

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/8E6619876F01BD4

http://yyre45dbvn2nhbefbmh.begumvelic.at/8E6619876F01BD4

http://xlowfznrg4wf7dli.ONION/8E6619876F01BD4

Extracted

Path

C:\Program Files\7-Zip\Lang\_ReCoVeRy_+ldhtc.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://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/905EAB3219B17E3E 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/905EAB3219B17E3E 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/905EAB3219B17E3E 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/905EAB3219B17E3E 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/905EAB3219B17E3E http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/905EAB3219B17E3E http://yyre45dbvn2nhbefbmh.begumvelic.at/905EAB3219B17E3E Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/905EAB3219B17E3E
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/905EAB3219B17E3E

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/905EAB3219B17E3E

http://yyre45dbvn2nhbefbmh.begumvelic.at/905EAB3219B17E3E

http://xlowfznrg4wf7dli.ONION/905EAB3219B17E3E

Targets

    • Target

      VirusShare_9213073f63c1542315acdad27c0b8b78

    • Size

      360KB

    • MD5

      9213073f63c1542315acdad27c0b8b78

    • SHA1

      77b5765cd37ccfb7608611291d66e68b7d68e2dc

    • SHA256

      1356acd718a156e106163e91fa87a415e4f6855606d2712d8408d65190a95dad

    • SHA512

      9ae5d76345825b0cd012d4ce8189a1b6864b3d76be93ae7fad22eb28387097346213d7763a989098ae2dd5a921afd3ab8ef72cc308d4d9bfc8e7e7efa3a92735

    • SSDEEP

      6144:YaaRWvS8RStjunQ/ocbbOeEQZlPX6kKhWbyFqoMU2sEEbsOI/4Yi:YFWvNS8EE4+WOeU22bnI/4Yi

    Score
    10/10
    teslacryptdefense_evasionexecutionimpactpersistenceransomwarespywarestealer

    • TeslaCrypt, AlphaCrypt

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

      ransomwareteslacrypt

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (421) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • 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.

      spywarestealer

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks