General

  • Target

    f1ef5a935b63e6e49ab6c096ca63cfc3e86202df9e57b70ead276b587685088d

  • Size

    4.2MB

  • Sample

    230606-1dzx8afg49

  • MD5

    fecf4e55b52dc14178bc160ee7918198

  • SHA1

    8faf370b609785b0d20e039d409a8ba5b201d12b

  • SHA256

    f1ef5a935b63e6e49ab6c096ca63cfc3e86202df9e57b70ead276b587685088d

  • SHA512

    b68b79e0cbe5909b09e6b9fa3ac9e85b95ae0fab47be4f1a8da88c0c2611da018fae7a1e679f4f7e849dcb20734220d6de800153584235718935c5b213768aee

  • SSDEEP

    98304:bCXgtvYrM88gRyaQy+erhrT7EEfw6+uo055wYcZL43PTwGGzCzUNW:bAAvYrcaQ4rh8r62Y8U3P09zrW

Malware Config

Targets

    • Target

      f1ef5a935b63e6e49ab6c096ca63cfc3e86202df9e57b70ead276b587685088d

    • Size

      4.2MB

    • MD5

      fecf4e55b52dc14178bc160ee7918198

    • SHA1

      8faf370b609785b0d20e039d409a8ba5b201d12b

    • SHA256

      f1ef5a935b63e6e49ab6c096ca63cfc3e86202df9e57b70ead276b587685088d

    • SHA512

      b68b79e0cbe5909b09e6b9fa3ac9e85b95ae0fab47be4f1a8da88c0c2611da018fae7a1e679f4f7e849dcb20734220d6de800153584235718935c5b213768aee

    • SSDEEP

      98304:bCXgtvYrM88gRyaQy+erhrT7EEfw6+uo055wYcZL43PTwGGzCzUNW:bAAvYrcaQ4rh8r62Y8U3P09zrW

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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 Enterprise v6

Tasks