General

  • Target

    d20831daf82bf9482b5cf19bded4d00e68594a5ad1475b61a4bc73c1e837d498

  • Size

    4.2MB

  • Sample

    230608-pwr5jsga9x

  • MD5

    0a951d37fb2c56a609059c96c4e1f058

  • SHA1

    f7ecacabd84eb5651d8710bf4d8f2d21eca6d49c

  • SHA256

    d20831daf82bf9482b5cf19bded4d00e68594a5ad1475b61a4bc73c1e837d498

  • SHA512

    20f9805d5c7dd38a83fc8ae347da3237140278406d56180733d0bd3ef73d3eec822e89afe610bb84018f1a189781e69956a3a3bcdc2c6adf7ea64fdb90bea35a

  • SSDEEP

    98304:14Oukmwozu5N1sjvc6C5HzAFpDV4v2Gff887WFFSEVpe1l6UqT5uNF:Mxw0u5Xsj06C5HzAFtV4vjftWfSDTd4U

Malware Config

Targets

    • Target

      d20831daf82bf9482b5cf19bded4d00e68594a5ad1475b61a4bc73c1e837d498

    • Size

      4.2MB

    • MD5

      0a951d37fb2c56a609059c96c4e1f058

    • SHA1

      f7ecacabd84eb5651d8710bf4d8f2d21eca6d49c

    • SHA256

      d20831daf82bf9482b5cf19bded4d00e68594a5ad1475b61a4bc73c1e837d498

    • SHA512

      20f9805d5c7dd38a83fc8ae347da3237140278406d56180733d0bd3ef73d3eec822e89afe610bb84018f1a189781e69956a3a3bcdc2c6adf7ea64fdb90bea35a

    • SSDEEP

      98304:14Oukmwozu5N1sjvc6C5HzAFpDV4v2Gff887WFFSEVpe1l6UqT5uNF:Mxw0u5Xsj06C5HzAFtV4vjftWfSDTd4U

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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