General

  • Target

    b042c9aa50a875a800045fec08ebbc744675a5b4771cde194901227ae56576fb

  • Size

    4.2MB

  • Sample

    230526-a691sada96

  • MD5

    8748696f385c5cc56f4aee47c92a6ba1

  • SHA1

    599e885d92aa2e551a98c7d0f85a1f55b65ee680

  • SHA256

    b042c9aa50a875a800045fec08ebbc744675a5b4771cde194901227ae56576fb

  • SHA512

    cc6e7a364aa795bd32b6b70718fb174476bad3b0e061999b6e33e3d52439045121c3840c22ca5e3bd736c54d2c1aded85a4edcbd50230c52da8ab10bde211b69

  • SSDEEP

    98304:JjcMWqaFvXr0Gjm+1H+zGQ+j7He752R4f0AuMxx5W:ngBjmsezH+jTetVuMBW

Malware Config

Targets

    • Target

      b042c9aa50a875a800045fec08ebbc744675a5b4771cde194901227ae56576fb

    • Size

      4.2MB

    • MD5

      8748696f385c5cc56f4aee47c92a6ba1

    • SHA1

      599e885d92aa2e551a98c7d0f85a1f55b65ee680

    • SHA256

      b042c9aa50a875a800045fec08ebbc744675a5b4771cde194901227ae56576fb

    • SHA512

      cc6e7a364aa795bd32b6b70718fb174476bad3b0e061999b6e33e3d52439045121c3840c22ca5e3bd736c54d2c1aded85a4edcbd50230c52da8ab10bde211b69

    • SSDEEP

      98304:JjcMWqaFvXr0Gjm+1H+zGQ+j7He752R4f0AuMxx5W:ngBjmsezH+jTetVuMBW

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks