General

  • Target

    5368e701fb57804a8bdfb775620ca67e69a9ca664baba5a7991f4e12313904d3

  • Size

    4.2MB

  • Sample

    230720-fx2kyach34

  • MD5

    a55d52689f97b741a550a5593205a861

  • SHA1

    81efda2748d4ba28d2927bb23dc4752767438cb3

  • SHA256

    5368e701fb57804a8bdfb775620ca67e69a9ca664baba5a7991f4e12313904d3

  • SHA512

    9084a7ef458dd11e35b8df3ffea81997e32205f25c02c08b0085c93c5103f08215d20e2fa33bb389943743cef93661633eae872db30df33df00b0f9ea44068b7

  • SSDEEP

    98304:WufsUk3aDtjlj2kBOZ+gews7CMPUV88keixL3RFSz:zmaDtjPBOZ+pwsJMm8ji53Q

Malware Config

Targets

    • Target

      5368e701fb57804a8bdfb775620ca67e69a9ca664baba5a7991f4e12313904d3

    • Size

      4.2MB

    • MD5

      a55d52689f97b741a550a5593205a861

    • SHA1

      81efda2748d4ba28d2927bb23dc4752767438cb3

    • SHA256

      5368e701fb57804a8bdfb775620ca67e69a9ca664baba5a7991f4e12313904d3

    • SHA512

      9084a7ef458dd11e35b8df3ffea81997e32205f25c02c08b0085c93c5103f08215d20e2fa33bb389943743cef93661633eae872db30df33df00b0f9ea44068b7

    • SSDEEP

      98304:WufsUk3aDtjlj2kBOZ+gews7CMPUV88keixL3RFSz:zmaDtjPBOZ+pwsJMm8ji53Q

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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