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General

  • Target

    tmp

  • Size

    4.1MB

  • Sample

    240409-nhwp5sdg23

  • MD5

    888a1c86f1f4db39987a66613ea87104

  • SHA1

    82e70e1434c19c9cf84be6ed963009c13a7cd2f7

  • SHA256

    6110c7a02fe334fd3cfda9a7be565b4bd3ce59661fba7b744fec1c5a8d46a229

  • SHA512

    fb083f8ba9924cf739f0f020e1989b777f5b083bbdcff45255628bf798b7269231dcb06b9266cfd2d469f81b9d880730882146cf5c663c15f0b67cabb13c9b33

  • SSDEEP

    98304:dwYpq65PX7G0lKZQA6S/odjsKFGzL17vqhAWe1eQ3l:FpH7GDt6t5E17vTWeYG

Malware Config

Targets

    • Target

      tmp

    • Size

      4.1MB

    • MD5

      888a1c86f1f4db39987a66613ea87104

    • SHA1

      82e70e1434c19c9cf84be6ed963009c13a7cd2f7

    • SHA256

      6110c7a02fe334fd3cfda9a7be565b4bd3ce59661fba7b744fec1c5a8d46a229

    • SHA512

      fb083f8ba9924cf739f0f020e1989b777f5b083bbdcff45255628bf798b7269231dcb06b9266cfd2d469f81b9d880730882146cf5c663c15f0b67cabb13c9b33

    • SSDEEP

      98304:dwYpq65PX7G0lKZQA6S/odjsKFGzL17vqhAWe1eQ3l:FpH7GDt6t5E17vTWeYG

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks