General

  • Target

    b3474d9d2eaf72437781821f23291b8c01dbef91f4a3c3a976aeffc867baa4c7

  • Size

    4.1MB

  • Sample

    231011-ydzw4shd21

  • MD5

    bf82f17b7ccce4f312f55ad111b2d633

  • SHA1

    88a0923f2bd3de5473b67fcd9f72602cd893f914

  • SHA256

    b3474d9d2eaf72437781821f23291b8c01dbef91f4a3c3a976aeffc867baa4c7

  • SHA512

    9ddddf5a6e942016b13cb04b7edddaf2756a0c466e2a5a8cd26f42099583fc6b718c9f2389746794ac2363a562cd262526b82e51a43531616ed6b7f302cbda75

  • SSDEEP

    98304:2LzruYc81huxsfsPKLQDtemhiFWRey32wtcyIJlEc9C1:4G81hqP+mhiFWrtcblN9C1

Malware Config

Targets

    • Target

      b3474d9d2eaf72437781821f23291b8c01dbef91f4a3c3a976aeffc867baa4c7

    • Size

      4.1MB

    • MD5

      bf82f17b7ccce4f312f55ad111b2d633

    • SHA1

      88a0923f2bd3de5473b67fcd9f72602cd893f914

    • SHA256

      b3474d9d2eaf72437781821f23291b8c01dbef91f4a3c3a976aeffc867baa4c7

    • SHA512

      9ddddf5a6e942016b13cb04b7edddaf2756a0c466e2a5a8cd26f42099583fc6b718c9f2389746794ac2363a562cd262526b82e51a43531616ed6b7f302cbda75

    • SSDEEP

      98304:2LzruYc81huxsfsPKLQDtemhiFWRey32wtcyIJlEc9C1:4G81hqP+mhiFWrtcblN9C1

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • 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 v15

Tasks