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Overview

overview

8

Static

static

3

b96db23676...0c.exe

windows7-x64

8

b96db23676...0c.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    b96db23676e660491277ae4e9a63f9bc4faf327f04dfc5d952638e1faa13400c

  • Size

    7.4MB

  • Sample

    250328-jgx5csvpx3

  • MD5

    f735430d105d35870bddaebeb004f0ef

  • SHA1

    5b56d9811bc3362aa67eff795229875af70ba679

  • SHA256

    b96db23676e660491277ae4e9a63f9bc4faf327f04dfc5d952638e1faa13400c

  • SHA512

    4933a6da0a0dd51dd1c741885acb1b1e57bcea13611dbb8f92fd1913604d4495546b5d0105eac2aec78d56608716c1e51f0daaf6f10f0e376e7df52501daeb62

  • SSDEEP

    98304:4UsE3yp0JsiaQ2HQbPD3mlZ3HYsn+uMfpByzriBkDOHOkOPD6woUMBXfRErb+:H3y+Dv2HQIvnt2zusw1MNfU+

Score
8/10
bootkitdiscoverypersistence

Malware Config

Targets

    • Target

      b96db23676e660491277ae4e9a63f9bc4faf327f04dfc5d952638e1faa13400c

    • Size

      7.4MB

    • MD5

      f735430d105d35870bddaebeb004f0ef

    • SHA1

      5b56d9811bc3362aa67eff795229875af70ba679

    • SHA256

      b96db23676e660491277ae4e9a63f9bc4faf327f04dfc5d952638e1faa13400c

    • SHA512

      4933a6da0a0dd51dd1c741885acb1b1e57bcea13611dbb8f92fd1913604d4495546b5d0105eac2aec78d56608716c1e51f0daaf6f10f0e376e7df52501daeb62

    • SSDEEP

      98304:4UsE3yp0JsiaQ2HQbPD3mlZ3HYsn+uMfpByzriBkDOHOkOPD6woUMBXfRErb+:H3y+Dv2HQIvnt2zusw1MNfU+

    Score
    8/10
    bootkitdiscoverypersistence

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks