General

  • Target

    2a7cf00059dc799fa73e949f6d419a87842a6a193830b430e5d236e41fffcfd2

  • Size

    4.1MB

  • Sample

    230329-fxkmeseg97

  • MD5

    c495e189df06e78a72fd2b9f945764be

  • SHA1

    60440a98050cc0b0cfe7d837e58e1ddda02a9381

  • SHA256

    2a7cf00059dc799fa73e949f6d419a87842a6a193830b430e5d236e41fffcfd2

  • SHA512

    ee886435eebb67b11dbbb5150ad10f7c83c9a6d59a90f972f6e883c413dd724310a65c63eaaf6f7b802788fae1a69b785c11c71fb3b24857d40b1221b51da44f

  • SSDEEP

    49152:JN2l4VeDtRb5/MTnXvqtRMxP2qS6Z/KLTiHgpeNH8hOYLUroIhqZVN51w7Gdg7+H:j2y7XvXxeqtV4NpeNcsDSO6g71clx1uG

Malware Config

Targets

    • Target

      2a7cf00059dc799fa73e949f6d419a87842a6a193830b430e5d236e41fffcfd2

    • Size

      4.1MB

    • MD5

      c495e189df06e78a72fd2b9f945764be

    • SHA1

      60440a98050cc0b0cfe7d837e58e1ddda02a9381

    • SHA256

      2a7cf00059dc799fa73e949f6d419a87842a6a193830b430e5d236e41fffcfd2

    • SHA512

      ee886435eebb67b11dbbb5150ad10f7c83c9a6d59a90f972f6e883c413dd724310a65c63eaaf6f7b802788fae1a69b785c11c71fb3b24857d40b1221b51da44f

    • SSDEEP

      49152:JN2l4VeDtRb5/MTnXvqtRMxP2qS6Z/KLTiHgpeNH8hOYLUroIhqZVN51w7Gdg7+H:j2y7XvXxeqtV4NpeNcsDSO6g71clx1uG

    • 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.

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