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General

  • Target

    NEAS.8c90a17cefedced2b98630afa28f7920.exe

  • Size

    4.1MB

  • Sample

    231106-agd7tagd73

  • MD5

    8c90a17cefedced2b98630afa28f7920

  • SHA1

    b8292b3dc605ce173b3cfc0d9de0944b8b278ab9

  • SHA256

    ffbcf05dc1a30b52874ef86c4dfccaf4574655c207af6ed93c8ed4edae653aee

  • SHA512

    c5295e8c0929e9a9d908cc105908a4f7318a786162eaf5cf71644379023e8c110f2db0e0d55d1fa76e35d1c33d6f43992595ad6732c943187824361ce6c03741

  • SSDEEP

    98304:56wfGO+WARBHdiTpzTh4RUV+TPF259TQ5zoA:sW+BRB9ihTha3j45hS

Malware Config

Targets

    • Target

      NEAS.8c90a17cefedced2b98630afa28f7920.exe

    • Size

      4.1MB

    • MD5

      8c90a17cefedced2b98630afa28f7920

    • SHA1

      b8292b3dc605ce173b3cfc0d9de0944b8b278ab9

    • SHA256

      ffbcf05dc1a30b52874ef86c4dfccaf4574655c207af6ed93c8ed4edae653aee

    • SHA512

      c5295e8c0929e9a9d908cc105908a4f7318a786162eaf5cf71644379023e8c110f2db0e0d55d1fa76e35d1c33d6f43992595ad6732c943187824361ce6c03741

    • SSDEEP

      98304:56wfGO+WARBHdiTpzTh4RUV+TPF259TQ5zoA:sW+BRB9ihTha3j45hS

    • 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