General

  • Target

    7627771e6697031d2eec565c83b5719f45c70d6c3270c203359e26fe06a7a137

  • Size

    4.2MB

  • Sample

    230608-k2d3naea3z

  • MD5

    44f1cc396be7a985a9ce724de1095fb5

  • SHA1

    3b7650d920b97c8e3787d436425e71b6e021ea42

  • SHA256

    7627771e6697031d2eec565c83b5719f45c70d6c3270c203359e26fe06a7a137

  • SHA512

    fac259029e9110ac10ee2e91e2538335f3038b21c7435b8a2296e8407b01ae15d3777721d286b5e2751de419048463e893b65a2e4d80c04ea22052b520c648c9

  • SSDEEP

    98304:I665c4JG+W/h83fz+KjxdfuAXgrXpt7huI665dX5yd9u:Ijc4JcKDjWj3hRW9u

Malware Config

Targets

    • Target

      7627771e6697031d2eec565c83b5719f45c70d6c3270c203359e26fe06a7a137

    • Size

      4.2MB

    • MD5

      44f1cc396be7a985a9ce724de1095fb5

    • SHA1

      3b7650d920b97c8e3787d436425e71b6e021ea42

    • SHA256

      7627771e6697031d2eec565c83b5719f45c70d6c3270c203359e26fe06a7a137

    • SHA512

      fac259029e9110ac10ee2e91e2538335f3038b21c7435b8a2296e8407b01ae15d3777721d286b5e2751de419048463e893b65a2e4d80c04ea22052b520c648c9

    • SSDEEP

      98304:I665c4JG+W/h83fz+KjxdfuAXgrXpt7huI665dX5yd9u:Ijc4JcKDjWj3hRW9u

    • 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.

    • 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

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks