General

  • Target

    9550e17964b5ad3dbcb0e386d1b9135eb0b071fe71ab85c5f5ae134d46360090

  • Size

    4.1MB

  • Sample

    240515-3rmwxsaf25

  • MD5

    89335b6e9d6f149826edfd7f7c8a4d29

  • SHA1

    22e15ef26ca3d25e465af79c3ecf87d395918a08

  • SHA256

    9550e17964b5ad3dbcb0e386d1b9135eb0b071fe71ab85c5f5ae134d46360090

  • SHA512

    deaecd1159d106849e80b669331c69d42a0cf8121a9409af504769c9343abc73153bf430ea6cbfb833eaf1374898939549e39712dec7b104a50f8fe6c9bcbb3d

  • SSDEEP

    98304:3sj80k8u7e4te7QNzi5j0edbbHwu+w5lmM0XQnX:3g9u7eueIzil0SbrHmM0S

Malware Config

Targets

    • Target

      9550e17964b5ad3dbcb0e386d1b9135eb0b071fe71ab85c5f5ae134d46360090

    • Size

      4.1MB

    • MD5

      89335b6e9d6f149826edfd7f7c8a4d29

    • SHA1

      22e15ef26ca3d25e465af79c3ecf87d395918a08

    • SHA256

      9550e17964b5ad3dbcb0e386d1b9135eb0b071fe71ab85c5f5ae134d46360090

    • SHA512

      deaecd1159d106849e80b669331c69d42a0cf8121a9409af504769c9343abc73153bf430ea6cbfb833eaf1374898939549e39712dec7b104a50f8fe6c9bcbb3d

    • SSDEEP

      98304:3sj80k8u7e4te7QNzi5j0edbbHwu+w5lmM0XQnX:3g9u7eueIzil0SbrHmM0S

    • 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