General

  • Target

    6d8572814f7202696b984beba31a573226020b658522cb2429156ea4b07a8960

  • Size

    4.2MB

  • Sample

    230607-ye8kmsff8s

  • MD5

    c984bf9bb0d65804b93149ea27ab76af

  • SHA1

    b3bd788c92be1f336e9590731d63bec71801c54c

  • SHA256

    6d8572814f7202696b984beba31a573226020b658522cb2429156ea4b07a8960

  • SHA512

    c15c26623c7d61a473306107379027e927210abbe8fa363dd40bf314d96fdd579ecdf2a9d7a37e92a6ddacf356f56c5949422a351efe5f4277737dfb822396c0

  • SSDEEP

    98304:N7xlQWUQJrx/VpUx5jTm4qCa4aWdF3j0chnIX4rRA:Bxqd9YP+rjRfVA

Malware Config

Targets

    • Target

      6d8572814f7202696b984beba31a573226020b658522cb2429156ea4b07a8960

    • Size

      4.2MB

    • MD5

      c984bf9bb0d65804b93149ea27ab76af

    • SHA1

      b3bd788c92be1f336e9590731d63bec71801c54c

    • SHA256

      6d8572814f7202696b984beba31a573226020b658522cb2429156ea4b07a8960

    • SHA512

      c15c26623c7d61a473306107379027e927210abbe8fa363dd40bf314d96fdd579ecdf2a9d7a37e92a6ddacf356f56c5949422a351efe5f4277737dfb822396c0

    • SSDEEP

      98304:N7xlQWUQJrx/VpUx5jTm4qCa4aWdF3j0chnIX4rRA:Bxqd9YP+rjRfVA

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

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

    • 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.

    • 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

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks