General

  • Target

    tested_protected.bin.exe

  • Size

    65KB

  • Sample

    230309-fe4mkshe5z

  • MD5

    991a487e6e1d4e1eb45684c65b2a82d3

  • SHA1

    b5e31fd6125709b27726d5d3d21d9beb46c6eba6

  • SHA256

    2848233d6e73000134fef71caf087f2aa326084dd791e2cd5aab2346b63de50b

  • SHA512

    c4e9a49cea01654e64b0e7b7711734d63f3fcb5a08866f9f859848306c0df8f6cfc66639851842ca9e0efbcf8ef43f400ba43d62452a3f22c65eaacc71948568

  • SSDEEP

    768:F/A2E4sTzIflnfmoh/sXb4vDM5xBqBv4OcSb9btv+s7cPNncd7wrmvpt2o1pV2vN:hAzc5rhUaDMxQhbtQ742zCoVB

Malware Config

Extracted

Path

C:\Users\Admin\Videos\HELP_DECRYPT_YOUR_FILES.txt

Ransom Note
Oops All Of your important files were encrypted Like document pictures videos etc.. Don't worry, you can return all your files! All your files, documents, photos, databases and other important files are encrypted by a strong encryption. How to recover files? RSA is a asymmetric cryptographic algorithm, you need one key for encryption and one key for decryption so you need private key to recover your files. It’s not possible to recover your files without private key. The only method of recovering files is to purchase an unique private key.Only we can give you this key and only we can recover your files. What guarantees you have? As evidence, you can send us 1 file to decrypt by email We will send you a recovery file Prove that we can decrypt your file Please You must follow these steps carefully to decrypt your files: Send $980 worth of bitcoin to wallet: bc1qzpa3j6qse5xfxft2xy7h2phq04wq9pk66lllz5 after payment,we will send you Decryptor software contact email: [email protected] Your personal ID: E64AEaw03C9JdM5fJBTT2lkpIsLhtZdbM/LQsJMcc6NgEfmvfvo8uod4z4ohWUTvuAKjbrWFreBAyzPEJ0VRBJ4husG6kPAWCtx25IcrtU1CiSLjhasNdIpfu9ZNhpLHNIT7TP4HLQcytCyYtjBhQFVviEkVQuqv0cIOGbnHysA=

Extracted

Path

C:\Users\Admin\Videos\HELP_DECRYPT_YOUR_FILES.txt

Ransom Note
Oops All Of your important files were encrypted Like document pictures videos etc.. Don't worry, you can return all your files! All your files, documents, photos, databases and other important files are encrypted by a strong encryption. How to recover files? RSA is a asymmetric cryptographic algorithm, you need one key for encryption and one key for decryption so you need private key to recover your files. It’s not possible to recover your files without private key. The only method of recovering files is to purchase an unique private key.Only we can give you this key and only we can recover your files. What guarantees you have? As evidence, you can send us 1 file to decrypt by email We will send you a recovery file Prove that we can decrypt your file Please You must follow these steps carefully to decrypt your files: Send $980 worth of bitcoin to wallet: bc1qzpa3j6qse5xfxft2xy7h2phq04wq9pk66lllz5 after payment,we will send you Decryptor software contact email: [email protected] Your personal ID: W1dKvsK1HyKQT5u/i4aaib9yFkqoX8kKcMEG2seVJCnuAdyw9XUbDwX+6lIkMFU17wn2yDuluKEk7o0Y0dNo6FzEziHE1EGb9r786e2em9B57Hj4k2RVck1byIlSHaLnmNn4zck4DV/nn1m0f4jiDzG21wKaLfDp1Q1YqoSkF5s=

Targets

    • Target

      tested_protected.bin.exe

    • Size

      65KB

    • MD5

      991a487e6e1d4e1eb45684c65b2a82d3

    • SHA1

      b5e31fd6125709b27726d5d3d21d9beb46c6eba6

    • SHA256

      2848233d6e73000134fef71caf087f2aa326084dd791e2cd5aab2346b63de50b

    • SHA512

      c4e9a49cea01654e64b0e7b7711734d63f3fcb5a08866f9f859848306c0df8f6cfc66639851842ca9e0efbcf8ef43f400ba43d62452a3f22c65eaacc71948568

    • SSDEEP

      768:F/A2E4sTzIflnfmoh/sXb4vDM5xBqBv4OcSb9btv+s7cPNncd7wrmvpt2o1pV2vN:hAzc5rhUaDMxQhbtQ742zCoVB

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks