General

  • Target

    65c1f69ecd06e70c6cc3e69d3a6261229ebac40faf76d3755c1885030849474f

  • Size

    4.2MB

  • Sample

    230607-fr8r3agh68

  • MD5

    00dd5169cd5a2068895f89085f13b874

  • SHA1

    d5dc714621d52f7cc2a70eb4f97f5cc816d2f9a7

  • SHA256

    65c1f69ecd06e70c6cc3e69d3a6261229ebac40faf76d3755c1885030849474f

  • SHA512

    95b2db84a4e34121dd1bd3133028e02ba20738fc19d88b53a74103985a8be42b0b0f2b602cf14292183916c441a08ad0344344496154246dc975053a5e035840

  • SSDEEP

    98304:EV3QELaGwo1qDyz+mxXMY+SZa6ZKRD/StVVtijF8Vdcthmj:EVgExzqDGjFZxZyR8VVMiAth0

Malware Config

Targets

    • Target

      65c1f69ecd06e70c6cc3e69d3a6261229ebac40faf76d3755c1885030849474f

    • Size

      4.2MB

    • MD5

      00dd5169cd5a2068895f89085f13b874

    • SHA1

      d5dc714621d52f7cc2a70eb4f97f5cc816d2f9a7

    • SHA256

      65c1f69ecd06e70c6cc3e69d3a6261229ebac40faf76d3755c1885030849474f

    • SHA512

      95b2db84a4e34121dd1bd3133028e02ba20738fc19d88b53a74103985a8be42b0b0f2b602cf14292183916c441a08ad0344344496154246dc975053a5e035840

    • SSDEEP

      98304:EV3QELaGwo1qDyz+mxXMY+SZa6ZKRD/StVVtijF8Vdcthmj:EVgExzqDGjFZxZyR8VVMiAth0

    • 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