General

  • Target

    d35c98321d2f87f089b7d5c26174a10b_JaffaCakes118

  • Size

    340KB

  • Sample

    241207-yqhtcswlhp

  • MD5

    d35c98321d2f87f089b7d5c26174a10b

  • SHA1

    2d7f432514ba316ecec7a8f372d0a75cb32f8fc0

  • SHA256

    2d8e7d0a895c13a1d012b25b069a528481cd0d3c91b74689c61299f3b5a55232

  • SHA512

    a467e624af472a2dc240dc325bef21b4dd435315dd765e9afd6f4134bd1c2482d23072e2057cc9ef60e9aad9107f6985bdacde3c92f0d68601b44ebf9990c40d

  • SSDEEP

    6144:DrHbGlBfoXKBA4pOoGf75hK7d/X/CMmm/2ikfOmvA2CxjSJgE0ToC8uUsYEF7u2K:f7GliXAOJf75YtPhxd3dRMkz8rG4

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+riixv.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://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/DF629518642E313 2. http://tes543berda73i48fsdfsd.keratadze.at/DF629518642E313 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/DF629518642E313 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/DF629518642E313 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/DF629518642E313 http://tes543berda73i48fsdfsd.keratadze.at/DF629518642E313 http://tt54rfdjhb34rfbnknaerg.milerteddy.com/DF629518642E313 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/DF629518642E313
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/DF629518642E313

http://tes543berda73i48fsdfsd.keratadze.at/DF629518642E313

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/DF629518642E313

http://xlowfznrg4wf7dli.ONION/DF629518642E313

Extracted

Path

C:\Program Files\7-Zip\Lang\Recovery+rooqs.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://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/C1B4B0727CCC24D 2. http://tes543berda73i48fsdfsd.keratadze.at/C1B4B0727CCC24D 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/C1B4B0727CCC24D 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/C1B4B0727CCC24D 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/C1B4B0727CCC24D http://tes543berda73i48fsdfsd.keratadze.at/C1B4B0727CCC24D http://tt54rfdjhb34rfbnknaerg.milerteddy.com/C1B4B0727CCC24D *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/C1B4B0727CCC24D
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/C1B4B0727CCC24D

http://tes543berda73i48fsdfsd.keratadze.at/C1B4B0727CCC24D

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/C1B4B0727CCC24D

http://xlowfznrg4wf7dli.ONION/C1B4B0727CCC24D

Targets

    • Target

      d35c98321d2f87f089b7d5c26174a10b_JaffaCakes118

    • Size

      340KB

    • MD5

      d35c98321d2f87f089b7d5c26174a10b

    • SHA1

      2d7f432514ba316ecec7a8f372d0a75cb32f8fc0

    • SHA256

      2d8e7d0a895c13a1d012b25b069a528481cd0d3c91b74689c61299f3b5a55232

    • SHA512

      a467e624af472a2dc240dc325bef21b4dd435315dd765e9afd6f4134bd1c2482d23072e2057cc9ef60e9aad9107f6985bdacde3c92f0d68601b44ebf9990c40d

    • SSDEEP

      6144:DrHbGlBfoXKBA4pOoGf75hK7d/X/CMmm/2ikfOmvA2CxjSJgE0ToC8uUsYEF7u2K:f7GliXAOJf75YtPhxd3dRMkz8rG4

    • 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 (426) 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