General

  • Target

    7506fbcb7aa2fe8d7b68ed8c7effddb0c6ba4705d3dbff2e4b13375595602097

  • Size

    4.2MB

  • Sample

    230607-fl4wxsgh63

  • MD5

    9083b49ce66ac3f35184a4f312d3d9b0

  • SHA1

    de2ce061ecf04143e8f47ada0285d67c66d656a6

  • SHA256

    7506fbcb7aa2fe8d7b68ed8c7effddb0c6ba4705d3dbff2e4b13375595602097

  • SHA512

    382ef3db86fc518c2aab60879808247cc7672cf00c8e7e0f7b15189c0debb40cd9f5f744540b51b2c3da417413ab7c0aae0f94ab69a048be0306dab6ad7b4d51

  • SSDEEP

    98304:EV3QELaGwo1qDyz+mxXMY+SZa6ZKRD/StVVtijF8Vdcthmm:EVgExzqDGjFZxZyR8VVMiAth9

Malware Config

Targets

    • Target

      7506fbcb7aa2fe8d7b68ed8c7effddb0c6ba4705d3dbff2e4b13375595602097

    • Size

      4.2MB

    • MD5

      9083b49ce66ac3f35184a4f312d3d9b0

    • SHA1

      de2ce061ecf04143e8f47ada0285d67c66d656a6

    • SHA256

      7506fbcb7aa2fe8d7b68ed8c7effddb0c6ba4705d3dbff2e4b13375595602097

    • SHA512

      382ef3db86fc518c2aab60879808247cc7672cf00c8e7e0f7b15189c0debb40cd9f5f744540b51b2c3da417413ab7c0aae0f94ab69a048be0306dab6ad7b4d51

    • SSDEEP

      98304:EV3QELaGwo1qDyz+mxXMY+SZa6ZKRD/StVVtijF8Vdcthmm:EVgExzqDGjFZxZyR8VVMiAth9

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

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

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks