General

  • Target

    27218f3e3ad161ad86b3c599c9c7ea13_JaffaCakes118

  • Size

    336KB

  • Sample

    240508-22hjhscd8v

  • MD5

    27218f3e3ad161ad86b3c599c9c7ea13

  • SHA1

    b4eb82e32f83b49e33995fbd9753480c9ef65165

  • SHA256

    0ab4f1d946f9490a33caffeea59cb1804153e9cd0cfc0718150445f848d16043

  • SHA512

    8b48dc4aa817faa1c32d33d5bf9860a2922cd1b7d7d94dd97c35d27264fad23f9ab64be735021c5523023bf1b548a352e8736ee4847407548921c5ab27361a85

  • SSDEEP

    6144:hn2N3RE4bQWd1YUd2bLE6Bc2Oa+QdAdFAMcrew/:h83RECYUsZea+UVMcrF/

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECOVERY_+jdjwt.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/104763238AAE2F72 2. http://tes543berda73i48fsdfsd.keratadze.at/104763238AAE2F72 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/104763238AAE2F72 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/104763238AAE2F72 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/104763238AAE2F72 http://tes543berda73i48fsdfsd.keratadze.at/104763238AAE2F72 http://tt54rfdjhb34rfbnknaerg.milerteddy.com/104763238AAE2F72 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/104763238AAE2F72
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/104763238AAE2F72

http://tes543berda73i48fsdfsd.keratadze.at/104763238AAE2F72

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/104763238AAE2F72

http://xlowfznrg4wf7dli.ONION/104763238AAE2F72

Extracted

Path

C:\Program Files\7-Zip\Lang\_RECOVERY_+uesdn.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/55AC7E8D77CEF87C 2. http://tes543berda73i48fsdfsd.keratadze.at/55AC7E8D77CEF87C 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/55AC7E8D77CEF87C 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/55AC7E8D77CEF87C 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/55AC7E8D77CEF87C http://tes543berda73i48fsdfsd.keratadze.at/55AC7E8D77CEF87C http://tt54rfdjhb34rfbnknaerg.milerteddy.com/55AC7E8D77CEF87C *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/55AC7E8D77CEF87C
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/55AC7E8D77CEF87C

http://tes543berda73i48fsdfsd.keratadze.at/55AC7E8D77CEF87C

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/55AC7E8D77CEF87C

http://xlowfznrg4wf7dli.ONION/55AC7E8D77CEF87C

Targets

    • Target

      27218f3e3ad161ad86b3c599c9c7ea13_JaffaCakes118

    • Size

      336KB

    • MD5

      27218f3e3ad161ad86b3c599c9c7ea13

    • SHA1

      b4eb82e32f83b49e33995fbd9753480c9ef65165

    • SHA256

      0ab4f1d946f9490a33caffeea59cb1804153e9cd0cfc0718150445f848d16043

    • SHA512

      8b48dc4aa817faa1c32d33d5bf9860a2922cd1b7d7d94dd97c35d27264fad23f9ab64be735021c5523023bf1b548a352e8736ee4847407548921c5ab27361a85

    • SSDEEP

      6144:hn2N3RE4bQWd1YUd2bLE6Bc2Oa+QdAdFAMcrew/:h83RECYUsZea+UVMcrF/

    • TeslaCrypt, AlphaCrypt

      Ransomware based on CryptoLocker. Shut down by the developers in 2016.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (430) 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks