Overview

overview

7

Static

static

3

8b52f08ea5...dN.exe

windows7-x64

7

8b52f08ea5...dN.exe

windows10-2004-x64

7

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General

  • Target

    8b52f08ea571964e542781190341352eaff60bb59d1c753318281987e2beeefdN.exe

  • Size

    4.5MB

  • Sample

    241120-ddwjgayfkh

  • MD5

    53ee1540be7973bb9faef6609eae6b40

  • SHA1

    2780ca31c48d28346e040d06e1341a28351aa1be

  • SHA256

    8b52f08ea571964e542781190341352eaff60bb59d1c753318281987e2beeefd

  • SHA512

    c801c77431845f4228dc11b0da2c2ee8f52b4be7cf2c695407198bb97200daee89c63ec3c7626638bc55a2f3598a0befd2cca606fe9b7088742475a2d338ba83

  • SSDEEP

    98304:RIGQJSTCuRY/keyYe/Ex1FVFL8IBGJKEDNn4qbUUSnRomB5:aGpzUymxNFL83l+q7g

Score
7/10
bootkitpersistence

Malware Config

Targets

    • Target

      8b52f08ea571964e542781190341352eaff60bb59d1c753318281987e2beeefdN.exe

    • Size

      4.5MB

    • MD5

      53ee1540be7973bb9faef6609eae6b40

    • SHA1

      2780ca31c48d28346e040d06e1341a28351aa1be

    • SHA256

      8b52f08ea571964e542781190341352eaff60bb59d1c753318281987e2beeefd

    • SHA512

      c801c77431845f4228dc11b0da2c2ee8f52b4be7cf2c695407198bb97200daee89c63ec3c7626638bc55a2f3598a0befd2cca606fe9b7088742475a2d338ba83

    • SSDEEP

      98304:RIGQJSTCuRY/keyYe/Ex1FVFL8IBGJKEDNn4qbUUSnRomB5:aGpzUymxNFL83l+q7g

    Score
    7/10
    bootkitpersistence

    • Checks computer location settings

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

    • Deletes itself

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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