Overview

overview

10

Static

static

3

VirusShare...81.exe

windows7-x64

10

VirusShare...81.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    VirusShare_e5e83d8209a8e06089d70e65901b7481

  • Size

    328KB

  • Sample

    240607-w4cs6abh2x

  • MD5

    e5e83d8209a8e06089d70e65901b7481

  • SHA1

    dba4cc12a51f6ab845673de37756d2b3f31825e6

  • SHA256

    e37b974823a5def88d1b8857cbe4262ed60d59a7ef7b6854e407d6a2dc8cdc68

  • SHA512

    63b61ab3d5d26aaa318ae36a29dfc2107deedd6b340c54abbeec40b9598a5d6ea1743bdd6c320dddcbafcea5820b2620e4b0b9bfc4d5a45a8808c09b148503b2

  • SSDEEP

    6144:EEKwa30luX+sChrlTxO9M4wt8lfJBXfvUmaeyfXMx3/mQ6YroqS8j6M54IaHSJ7+:jK8luX+ssxTI9WkxxvPWUpeG/+bIn70

Score
10/10
teslacryptdefense_evasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+jbtjh.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/3E254CDD9DBDE6E 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/3E254CDD9DBDE6E 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/3E254CDD9DBDE6E 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/3E254CDD9DBDE6E 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/3E254CDD9DBDE6E http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/3E254CDD9DBDE6E http://yyre45dbvn2nhbefbmh.begumvelic.at/3E254CDD9DBDE6E Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/3E254CDD9DBDE6E
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/3E254CDD9DBDE6E

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/3E254CDD9DBDE6E

http://yyre45dbvn2nhbefbmh.begumvelic.at/3E254CDD9DBDE6E

http://xlowfznrg4wf7dli.ONION/3E254CDD9DBDE6E

Extracted

Path

C:\Program Files\7-Zip\Lang\_ReCoVeRy_+cgeyu.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/F9C62C89B917E6F 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/F9C62C89B917E6F 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/F9C62C89B917E6F 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/F9C62C89B917E6F 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/F9C62C89B917E6F http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/F9C62C89B917E6F http://yyre45dbvn2nhbefbmh.begumvelic.at/F9C62C89B917E6F Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/F9C62C89B917E6F
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/F9C62C89B917E6F

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/F9C62C89B917E6F

http://yyre45dbvn2nhbefbmh.begumvelic.at/F9C62C89B917E6F

http://xlowfznrg4wf7dli.ONION/F9C62C89B917E6F

Targets

    • Target

      VirusShare_e5e83d8209a8e06089d70e65901b7481

    • Size

      328KB

    • MD5

      e5e83d8209a8e06089d70e65901b7481

    • SHA1

      dba4cc12a51f6ab845673de37756d2b3f31825e6

    • SHA256

      e37b974823a5def88d1b8857cbe4262ed60d59a7ef7b6854e407d6a2dc8cdc68

    • SHA512

      63b61ab3d5d26aaa318ae36a29dfc2107deedd6b340c54abbeec40b9598a5d6ea1743bdd6c320dddcbafcea5820b2620e4b0b9bfc4d5a45a8808c09b148503b2

    • SSDEEP

      6144:EEKwa30luX+sChrlTxO9M4wt8lfJBXfvUmaeyfXMx3/mQ6YroqS8j6M54IaHSJ7+:jK8luX+ssxTI9WkxxvPWUpeG/+bIn70

    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 (434) 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