General

  • Target

    f4234a501edcd30d3bc15c983692c9450383b73bdd310059405c5e3a43cc730b.7z

  • Size

    190KB

  • Sample

    240724-veh37szcmf

  • MD5

    4e108a882d2479818438505916231e8b

  • SHA1

    19fdc3817adabd35fe59f33c0e1a5886f9639f35

  • SHA256

    fbf29397db0cbf1a181da1a8784e87fef0c93414ee618faafd9aa5d30ba98f3c

  • SHA512

    8871b1ea7ccf6b7be028b2853709b3e8528aeb94a0dcb0dc48620fed7a1a2aafc7c32393fc921200ba86cd2fe0eaea58994f04cd371345817b8c21ba3f74ee1e

  • SSDEEP

    3072:UTy+sh1+2Iihnpa9ByvjjDRudLFLe126jLHoF4qMmNPlUYk4BLPiTa1GxseEuhkX:4yVflRpa94vfDRg6jL84iNUYtliTNlEX

Malware Config

Extracted

Path

C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML

Ransom Note
<html> <head> <style> body{ background-color: #3366CC; } h1 { background-color: RGB(249, 201, 16); } p { background-color: maroon; color: white; } </style> </head> <body> <center> <h1><b> Attention ! All your files </b> have been encrypted. </h1></br> <p> Due encrypting was used algoritm RSA-4096 and AES-256, used for protection military secrets.</br> That means > RESTORE YOU DATA POSIBLE ONLY BUYING decryption passwords from us.</br> Getting a decryption of your files is - SIMPLY task.</br></br> That all what you need:</br> 1. Sent Your ID_KEY on mailbox [email protected] or [email protected] </br> 2. For test, decrypt 2 small files, to be sure that we can decrypt you files.</br> 3. Pay our services. </br> 4. GET software with passwords for decrypt you files.</br> 5. Make measures to prevent this type situations again.</br></br> IMPORTANT(1)</br> Do not try restore files without our help, this is useless, and can destroy you data permanetly.</br></br> IMPORTANT(2) </br> We Cant hold you decryption passwords forever. </br>ALL DECRYPTION PASSWORDS, for what wasn`t we receive reward, will destroy after week of moment of encryption. </p> <p> Your ID_KEY: <br> </p> <table width="1024" border="0"> <tbody> <tr> <td><p>DuXQU/r/ChL71+emVhGFUtQ3eCbdVF5Lsh1GxwjyWNRLyqRh6GcciJUgKT/k4Ol1GZlDD7MnXCQCxDx5MbSRefwKX/Luhfs0HF4zVbEmZGqfosQu1aR8ELCkPHwrd3OYLp1jfZisqc7iTNGCu7CUwxo9Cxu+tMu67iiOT2Z51CAkPy+k0U/3dqQe7VScd2ds3LMoB0v2GjzajnYeBUfZeqWUp1L6ax/tW/qlr3CgekywkXdMO3GiwSM71mfSkRgl2bZvI4916lae1h7AIQlVqzsO0LF2hjNZTxS3kUt9JQKMMaYAwkTDt1wGy7yF50Sz2+dvJ7evLrGHzmYQKlqMsA==ZW4tVVM=</p></td> </tr> </tbody> </table> </center></html></body>

Targets

    • Target

      f4234a501edcd30d3bc15c983692c9450383b73bdd310059405c5e3a43cc730b.exe

    • Size

      261KB

    • MD5

      7d80230df68ccba871815d68f016c282

    • SHA1

      e10874c6108a26ceedfc84f50881824462b5b6b6

    • SHA256

      f4234a501edcd30d3bc15c983692c9450383b73bdd310059405c5e3a43cc730b

    • SHA512

      64d02b3e7ed82a64aaac1f74c34d6b6e6feaac665ca9c08911b93eddcec66595687024ec576e74ea09a1193ace3923969c75de8733859835fef45335cf265540

    • SSDEEP

      3072:vDKW1LgppLRHMY0TBfJvjcTp5XxG8pt+oSOpE22obq+NYgvPuCEbMBWJxLRiUgV:vDKW1Lgbdl0TBBvjc/M8n35nYgvKjdzi

    • Fantom

      Ransomware which hides encryption process behind fake Windows Update screen.

    • Renames multiple (4608) files with added filename extension

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

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • 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.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks