Overview

overview

10

Static

static

3

VirusShare...95.exe

windows7-x64

10

VirusShare...95.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    VirusShare_1e096e7c6ffb32332933f693d00c6795

  • Size

    356KB

  • Sample

    240610-ms49lagg35

  • MD5

    1e096e7c6ffb32332933f693d00c6795

  • SHA1

    28e7f909cbc28ca3af8af503111c5fc9f42502b7

  • SHA256

    963aafe897132f8bd0fb1ce4beca2c4c2c04d8699a9e2612106c762cccca6256

  • SHA512

    8c26ddc0f8a3da79646851fc39f57d44a654e3967dad708239f882ed273fd14522d771087b0ff0d688fbb15392145e176be519ada7fd94103a05b90aaab6141c

  • SSDEEP

    6144:C94ZeMgE+D+G+33DpgPgRArNZltP8aLK9cdfdCWJATnKH92tIrWuZ/kE7eVmhgst:C94ZeMgE+D+G+33DpgPqArrltP839Yfj

Score
10/10
teslacryptdefense_evasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+hrxuq.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/BBE5316D71F092 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/BBE5316D71F092 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/BBE5316D71F092 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/BBE5316D71F092 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/BBE5316D71F092 http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/BBE5316D71F092 http://yyre45dbvn2nhbefbmh.begumvelic.at/BBE5316D71F092 Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/BBE5316D71F092
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/BBE5316D71F092

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/BBE5316D71F092

http://yyre45dbvn2nhbefbmh.begumvelic.at/BBE5316D71F092

http://xlowfznrg4wf7dli.ONION/BBE5316D71F092

Extracted

Path

C:\Program Files\7-Zip\Lang\_ReCoVeRy_+txcic.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/D7F26DBDAA14AD73 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/D7F26DBDAA14AD73 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/D7F26DBDAA14AD73 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/D7F26DBDAA14AD73 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/D7F26DBDAA14AD73 http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/D7F26DBDAA14AD73 http://yyre45dbvn2nhbefbmh.begumvelic.at/D7F26DBDAA14AD73 Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/D7F26DBDAA14AD73
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/D7F26DBDAA14AD73

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/D7F26DBDAA14AD73

http://yyre45dbvn2nhbefbmh.begumvelic.at/D7F26DBDAA14AD73

http://xlowfznrg4wf7dli.ONION/D7F26DBDAA14AD73

Targets

    • Target

      VirusShare_1e096e7c6ffb32332933f693d00c6795

    • Size

      356KB

    • MD5

      1e096e7c6ffb32332933f693d00c6795

    • SHA1

      28e7f909cbc28ca3af8af503111c5fc9f42502b7

    • SHA256

      963aafe897132f8bd0fb1ce4beca2c4c2c04d8699a9e2612106c762cccca6256

    • SHA512

      8c26ddc0f8a3da79646851fc39f57d44a654e3967dad708239f882ed273fd14522d771087b0ff0d688fbb15392145e176be519ada7fd94103a05b90aaab6141c

    • SSDEEP

      6144:C94ZeMgE+D+G+33DpgPgRArNZltP8aLK9cdfdCWJATnKH92tIrWuZ/kE7eVmhgst:C94ZeMgE+D+G+33DpgPqArrltP839Yfj

    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 (420) 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks