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Overview

overview

8

Static

static

1

17f6f0d8b5...78.exe

windows7-x64

8

17f6f0d8b5...78.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    17f6f0d8b51fbe65f8624e2bad39202aba7351d04c1c5287440cf20e9111ef78

  • Size

    326KB

  • Sample

    221128-fmj8xagb62

  • MD5

    b6b667dbb76db85055bcc8eb94f157ca

  • SHA1

    00858e01ab87de2e10993ca364654d0f6e5b2fb7

  • SHA256

    17f6f0d8b51fbe65f8624e2bad39202aba7351d04c1c5287440cf20e9111ef78

  • SHA512

    5ceefc91a1440e81abf27454853becca3bda802ac7b586957c6fd888d1d7bca083cc5792cee3d960dcbc6e489b788ba7fab1f89a48db3cc02f7ab8947aec4970

  • SSDEEP

    6144:TOPj+louiKzYbPY0J7BjVQ329fUijWdBoYEINvTjk5+DiDaLSGaERq0v:88o1KEzJVjy3efUMSBbRNvHkcDiDaLSG

Score
8/10
bootkitdiscoverypersistenceupx

Malware Config

Targets

    • Target

      17f6f0d8b51fbe65f8624e2bad39202aba7351d04c1c5287440cf20e9111ef78

    • Size

      326KB

    • MD5

      b6b667dbb76db85055bcc8eb94f157ca

    • SHA1

      00858e01ab87de2e10993ca364654d0f6e5b2fb7

    • SHA256

      17f6f0d8b51fbe65f8624e2bad39202aba7351d04c1c5287440cf20e9111ef78

    • SHA512

      5ceefc91a1440e81abf27454853becca3bda802ac7b586957c6fd888d1d7bca083cc5792cee3d960dcbc6e489b788ba7fab1f89a48db3cc02f7ab8947aec4970

    • SSDEEP

      6144:TOPj+louiKzYbPY0J7BjVQ329fUijWdBoYEINvTjk5+DiDaLSGaERq0v:88o1KEzJVjy3efUMSBbRNvHkcDiDaLSG

    Score
    8/10
    bootkitdiscoverypersistenceupx

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Drops desktop.ini file(s)

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks