Resubmissions

27-11-2024 09:18

241127-k9zz4atpgm 10

27-11-2024 07:19

241127-h5x9laznhp 10

26-11-2024 11:44

241126-nwbl5awlcj 10

26-11-2024 11:26

241126-nj43xavqgk 10

26-11-2024 11:06

241126-m7p38aykas 10

26-11-2024 11:05

241126-m64j8avlem 10

26-11-2024 10:59

241126-m3e3fsvkcm 10

26-11-2024 06:07

241126-gvaj4svlhl 10

26-11-2024 06:03

241126-gsj1rsvlbr 10

General

  • Target

    a0340430d4b1c1f6dd4048ab98f2e4b2_JaffaCakes118

  • Size

    388KB

  • Sample

    241126-gvaj4svlhl

  • MD5

    a0340430d4b1c1f6dd4048ab98f2e4b2

  • SHA1

    a43ff275972b4ed9b7f3ece61d7d49375db635e9

  • SHA256

    9b1622602d4ae8196316deeb91fbdd1346a4b31453f3762be119e24c84827217

  • SHA512

    54ca85bee0ded2a742c767565159c0e3121d8cd1d97cebc751d067b1ea45d9fca86b6d5acad5b472eddef23d20afcc8ae3497cdd411fd9f393d80e0c90f2cd8d

  • SSDEEP

    12288:XhTjRwlkwFrnAEryLFcG3yBrZTRDgZ8zOhG6:p4DRw7325gPh

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+sbowq.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 RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 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://tt54rfdjhb34rfbnknaerg.milerteddy.com/CCD5E7F08AF2C724 2. http://kkd47eh4hdjshb5t.angortra.at/CCD5E7F08AF2C724 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/CCD5E7F08AF2C724 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/CCD5E7F08AF2C724 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/CCD5E7F08AF2C724 http://kkd47eh4hdjshb5t.angortra.at/CCD5E7F08AF2C724 http://ytrest84y5i456hghadefdsd.pontogrot.com/CCD5E7F08AF2C724 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/CCD5E7F08AF2C724
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/CCD5E7F08AF2C724

http://kkd47eh4hdjshb5t.angortra.at/CCD5E7F08AF2C724

http://ytrest84y5i456hghadefdsd.pontogrot.com/CCD5E7F08AF2C724

http://xlowfznrg4wf7dli.ONION/CCD5E7F08AF2C724

Extracted

Path

C:\Program Files\7-Zip\Lang\Recovery+oybef.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 RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 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://tt54rfdjhb34rfbnknaerg.milerteddy.com/F3D0EA3E25739691 2. http://kkd47eh4hdjshb5t.angortra.at/F3D0EA3E25739691 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/F3D0EA3E25739691 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/F3D0EA3E25739691 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/F3D0EA3E25739691 http://kkd47eh4hdjshb5t.angortra.at/F3D0EA3E25739691 http://ytrest84y5i456hghadefdsd.pontogrot.com/F3D0EA3E25739691 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/F3D0EA3E25739691
URLs

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/F3D0EA3E25739691

http://kkd47eh4hdjshb5t.angortra.at/F3D0EA3E25739691

http://ytrest84y5i456hghadefdsd.pontogrot.com/F3D0EA3E25739691

http://xlowfznrg4wf7dli.ONION/F3D0EA3E25739691

Targets

    • Target

      a0340430d4b1c1f6dd4048ab98f2e4b2_JaffaCakes118

    • Size

      388KB

    • MD5

      a0340430d4b1c1f6dd4048ab98f2e4b2

    • SHA1

      a43ff275972b4ed9b7f3ece61d7d49375db635e9

    • SHA256

      9b1622602d4ae8196316deeb91fbdd1346a4b31453f3762be119e24c84827217

    • SHA512

      54ca85bee0ded2a742c767565159c0e3121d8cd1d97cebc751d067b1ea45d9fca86b6d5acad5b472eddef23d20afcc8ae3497cdd411fd9f393d80e0c90f2cd8d

    • SSDEEP

      12288:XhTjRwlkwFrnAEryLFcG3yBrZTRDgZ8zOhG6:p4DRw7325gPh

    • Detected google phishing page

    • 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 (428) files with added filename extension

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

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • A potential corporate email address has been identified in the URL: HowTo@MentionPeopleInGmail

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Drops startup file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Legitimate hosting services abused for malware hosting/C2

    • Mark of the Web detected: This indicates that the page was originally saved or cloned.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Sets desktop wallpaper using registry

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks