General

  • Target

    5fc422461f75e1b1a85824149bf7a155f008712b3afceae525db1c945344ebf4

  • Size

    4.0MB

  • Sample

    230220-y4bxzacc74

  • MD5

    884aaaa39f47b250b8cb935515733b65

  • SHA1

    d07f919bc5cb7fce58c37ed7219505dc0261db15

  • SHA256

    5fc422461f75e1b1a85824149bf7a155f008712b3afceae525db1c945344ebf4

  • SHA512

    90d261874f96e756c6dc1e41850db3a7464b691c2336f8b263007f7e2c64530b122ef6a592494debdec643079e93c3fe07a274ed8009573cb0444130aca4cf2e

  • SSDEEP

    98304:8S7FeyX8mKTHwtcveEq2A8zTPhLzxtqGutAoq6L6:8SnM0ma21Ltat5q6W

Malware Config

Targets

    • Target

      5fc422461f75e1b1a85824149bf7a155f008712b3afceae525db1c945344ebf4

    • Size

      4.0MB

    • MD5

      884aaaa39f47b250b8cb935515733b65

    • SHA1

      d07f919bc5cb7fce58c37ed7219505dc0261db15

    • SHA256

      5fc422461f75e1b1a85824149bf7a155f008712b3afceae525db1c945344ebf4

    • SHA512

      90d261874f96e756c6dc1e41850db3a7464b691c2336f8b263007f7e2c64530b122ef6a592494debdec643079e93c3fe07a274ed8009573cb0444130aca4cf2e

    • SSDEEP

      98304:8S7FeyX8mKTHwtcveEq2A8zTPhLzxtqGutAoq6L6:8SnM0ma21Ltat5q6W

    • 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