General

  • Target

    6a184cc6ad5348f0b0bc155673ac0d88af719ca34abe50c008302424b0e01619

  • Size

    3.8MB

  • Sample

    220524-s59yhagch7

  • MD5

    ca14e008d0d8271708624a8c1ef59f47

  • SHA1

    d4c96f15efdccc03ecd00f7a9aad6f231eacf222

  • SHA256

    6a184cc6ad5348f0b0bc155673ac0d88af719ca34abe50c008302424b0e01619

  • SHA512

    fbcf9a61d83f8844629baae067df6cbde4252acc6238f699d020665b395ad2b721ea79962c81fba30835144c22c34a5b3fd2e0bd19eebeaeaf4887fe83e8c0ad

Malware Config

Targets

    • Target

      6a184cc6ad5348f0b0bc155673ac0d88af719ca34abe50c008302424b0e01619

    • Size

      3.8MB

    • MD5

      ca14e008d0d8271708624a8c1ef59f47

    • SHA1

      d4c96f15efdccc03ecd00f7a9aad6f231eacf222

    • SHA256

      6a184cc6ad5348f0b0bc155673ac0d88af719ca34abe50c008302424b0e01619

    • SHA512

      fbcf9a61d83f8844629baae067df6cbde4252acc6238f699d020665b395ad2b721ea79962c81fba30835144c22c34a5b3fd2e0bd19eebeaeaf4887fe83e8c0ad

    • Glupteba

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

    • Glupteba Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Loads dropped DLL

    • 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.

    • Modifies boot configuration data using bcdedit

    • 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

Disabling Security Tools

2
T1089

Modify Registry

4
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Tasks