General

  • Target

    1490798f58131742a4ce542127369e0df6b6d3a8f0127fc7847678ace7a0537c

  • Size

    4.1MB

  • Sample

    230328-2mj4ssfd6t

  • MD5

    52a6da34618afc5cdf3a2d9e6829564b

  • SHA1

    6592b3e4a47b973a99d7752e5cb26a10f4c04756

  • SHA256

    1490798f58131742a4ce542127369e0df6b6d3a8f0127fc7847678ace7a0537c

  • SHA512

    e7a480946d28c3914e045801e3e2c3c5b22cc2fc5c3bc751e9bc1d26561fa40bbd66976395229ab4c0c79763969c060b44b6973cafcc3c5b7bed7cf5eb494157

  • SSDEEP

    98304:oUdwLCQU4shpicxy6jtxBRMATIHJvkKrcghVV:oUudU4micxy6XvCv/VV

Malware Config

Targets

    • Target

      1490798f58131742a4ce542127369e0df6b6d3a8f0127fc7847678ace7a0537c

    • Size

      4.1MB

    • MD5

      52a6da34618afc5cdf3a2d9e6829564b

    • SHA1

      6592b3e4a47b973a99d7752e5cb26a10f4c04756

    • SHA256

      1490798f58131742a4ce542127369e0df6b6d3a8f0127fc7847678ace7a0537c

    • SHA512

      e7a480946d28c3914e045801e3e2c3c5b22cc2fc5c3bc751e9bc1d26561fa40bbd66976395229ab4c0c79763969c060b44b6973cafcc3c5b7bed7cf5eb494157

    • SSDEEP

      98304:oUdwLCQU4shpicxy6jtxBRMATIHJvkKrcghVV:oUudU4micxy6XvCv/VV

    • 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.

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