General

  • Target

    52ff6a2fbeec4904f67f9436a8b2268e6da7f0edee3eccc499570a1ea190e22b

  • Size

    4.2MB

  • Sample

    230607-p1fmbabb4z

  • MD5

    1a5a6d8912150e807a779b50c98af5c9

  • SHA1

    b926db267a8ebf82a6be77fd996fecf13c46011a

  • SHA256

    52ff6a2fbeec4904f67f9436a8b2268e6da7f0edee3eccc499570a1ea190e22b

  • SHA512

    61d429b494a9f69c306fff07f85805443713593b561a6e17bceaf81f7b22c66064d3556dd85913d5e4753d7ea39b12f0cb1c80b04c3faaad72f8bf2847fbbf93

  • SSDEEP

    98304:r5utYctoVARBg2MaaK1g5FJFgQb/OdplY5OuY4di3MrY2:r42GQAvSM1iXFgQUplwOP4IMrY2

Malware Config

Targets

    • Target

      52ff6a2fbeec4904f67f9436a8b2268e6da7f0edee3eccc499570a1ea190e22b

    • Size

      4.2MB

    • MD5

      1a5a6d8912150e807a779b50c98af5c9

    • SHA1

      b926db267a8ebf82a6be77fd996fecf13c46011a

    • SHA256

      52ff6a2fbeec4904f67f9436a8b2268e6da7f0edee3eccc499570a1ea190e22b

    • SHA512

      61d429b494a9f69c306fff07f85805443713593b561a6e17bceaf81f7b22c66064d3556dd85913d5e4753d7ea39b12f0cb1c80b04c3faaad72f8bf2847fbbf93

    • SSDEEP

      98304:r5utYctoVARBg2MaaK1g5FJFgQb/OdplY5OuY4di3MrY2:r42GQAvSM1iXFgQUplwOP4IMrY2

    • 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