Overview

overview

10

Static

static

3

b548a2e179...18.exe

windows7-x64

10

b548a2e179...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b548a2e179907d05b6b91de5db865957_JaffaCakes118

  • Size

    360KB

  • Sample

    240616-z96j7ssfpm

  • MD5

    b548a2e179907d05b6b91de5db865957

  • SHA1

    c472e35f13fd7a3a5a5b2bb9cf0683bbfa6faf03

  • SHA256

    6476dc4d4cf45ff08448309f65e1702c2770a93ef002475294c546e19bd717f0

  • SHA512

    4318e7b12bf2cf14d190e91b30313484efbba370f166829e58a43c19d5e479f3167dfc9cbe7d0683d73f245d4b2ee752ec6007811c4a879ae51a133048bcffd9

  • SSDEEP

    6144:HSfBiH4YIwLseDtcixL1V02VcKUGstieOWEK0kVW:ygp1hcil1VBueNxnIW

Score
10/10
teslacryptdefense_evasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+jjvga.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/17938D1015972AC 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/17938D1015972AC 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/17938D1015972AC 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/17938D1015972AC 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/17938D1015972AC http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/17938D1015972AC http://yyre45dbvn2nhbefbmh.begumvelic.at/17938D1015972AC Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/17938D1015972AC
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/17938D1015972AC

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/17938D1015972AC

http://yyre45dbvn2nhbefbmh.begumvelic.at/17938D1015972AC

http://xlowfznrg4wf7dli.ONION/17938D1015972AC

Extracted

Path

C:\PerfLogs\_ReCoVeRy_+ytpvy.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/E36DCC57BC7393AA 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/E36DCC57BC7393AA 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/E36DCC57BC7393AA 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/E36DCC57BC7393AA 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/E36DCC57BC7393AA http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/E36DCC57BC7393AA http://yyre45dbvn2nhbefbmh.begumvelic.at/E36DCC57BC7393AA Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/E36DCC57BC7393AA
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/E36DCC57BC7393AA

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/E36DCC57BC7393AA

http://yyre45dbvn2nhbefbmh.begumvelic.at/E36DCC57BC7393AA

http://xlowfznrg4wf7dli.ONION/E36DCC57BC7393AA

Targets

    • Target

      b548a2e179907d05b6b91de5db865957_JaffaCakes118

    • Size

      360KB

    • MD5

      b548a2e179907d05b6b91de5db865957

    • SHA1

      c472e35f13fd7a3a5a5b2bb9cf0683bbfa6faf03

    • SHA256

      6476dc4d4cf45ff08448309f65e1702c2770a93ef002475294c546e19bd717f0

    • SHA512

      4318e7b12bf2cf14d190e91b30313484efbba370f166829e58a43c19d5e479f3167dfc9cbe7d0683d73f245d4b2ee752ec6007811c4a879ae51a133048bcffd9

    • SSDEEP

      6144:HSfBiH4YIwLseDtcixL1V02VcKUGstieOWEK0kVW:ygp1hcil1VBueNxnIW

    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