General

  • Target

    dc3bbfc060534afaf8a61be3afacf21f81b597b393ea4737ac09445d90ef4ed8

  • Size

    4.1MB

  • Sample

    240517-al175sgf45

  • MD5

    288fa4df37b53db01a68bcfd1870b4be

  • SHA1

    b107e5a0dae297a1b76ced033262270c30fa1e70

  • SHA256

    dc3bbfc060534afaf8a61be3afacf21f81b597b393ea4737ac09445d90ef4ed8

  • SHA512

    7a4a29586883eaa44b7e86bfb376bd5e390dd860625517b5c33ff40e63f7776331cc146e995e27727c4f4b892b118577b77d5f37939521462d8b456f2bf031b3

  • SSDEEP

    49152:VusMcn8CcimaK+RGz/zlt4bISp3DCHxBfUEIk/TW2I851K9FoR0Q4A8QpOl6wIk0:nMhq0P/4bNpqfeTcPxPwIZSKEVtlBQ6o

Malware Config

Targets

    • Target

      dc3bbfc060534afaf8a61be3afacf21f81b597b393ea4737ac09445d90ef4ed8

    • Size

      4.1MB

    • MD5

      288fa4df37b53db01a68bcfd1870b4be

    • SHA1

      b107e5a0dae297a1b76ced033262270c30fa1e70

    • SHA256

      dc3bbfc060534afaf8a61be3afacf21f81b597b393ea4737ac09445d90ef4ed8

    • SHA512

      7a4a29586883eaa44b7e86bfb376bd5e390dd860625517b5c33ff40e63f7776331cc146e995e27727c4f4b892b118577b77d5f37939521462d8b456f2bf031b3

    • SSDEEP

      49152:VusMcn8CcimaK+RGz/zlt4bISp3DCHxBfUEIk/TW2I851K9FoR0Q4A8QpOl6wIk0:nMhq0P/4bNpqfeTcPxPwIZSKEVtlBQ6o

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • 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