Overview

overview

10

Static

static

83b8dd4ce6...f1.exe

windows7-x64

10

83b8dd4ce6...f1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    83b8dd4ce63ffe0bf77052f1c81bdb7ba8f433252d47371803f9a0aa1f16a5f1

  • Size

    408KB

  • Sample

    221203-gr7ensec7y

  • MD5

    b00b72c6de1c42cefe3bf176670046e7

  • SHA1

    058e8e9f618245a62c7fa6c69c873624977c8016

  • SHA256

    83b8dd4ce63ffe0bf77052f1c81bdb7ba8f433252d47371803f9a0aa1f16a5f1

  • SHA512

    b63ffee0350bf092d19b69bfcd05284c0af7223ad891429ab7af3e037dc83e251eaa85d587a344ccf9ab489fe2ae1438e0730952978981310fbfa1350d3a79f6

  • SSDEEP

    12288:R7M3m1Fo3ZMtTErzAwkFtCg3RTEwLxgKGsPTK2xu8ol6sZzyUiCcvy40cShj5cIU:q3AYZIwuUi1vyvcbL

Score
10/10
bootkitevasionpersistenceupx

Malware Config

Targets

    • Target

      83b8dd4ce63ffe0bf77052f1c81bdb7ba8f433252d47371803f9a0aa1f16a5f1

    • Size

      408KB

    • MD5

      b00b72c6de1c42cefe3bf176670046e7

    • SHA1

      058e8e9f618245a62c7fa6c69c873624977c8016

    • SHA256

      83b8dd4ce63ffe0bf77052f1c81bdb7ba8f433252d47371803f9a0aa1f16a5f1

    • SHA512

      b63ffee0350bf092d19b69bfcd05284c0af7223ad891429ab7af3e037dc83e251eaa85d587a344ccf9ab489fe2ae1438e0730952978981310fbfa1350d3a79f6

    • SSDEEP

      12288:R7M3m1Fo3ZMtTErzAwkFtCg3RTEwLxgKGsPTK2xu8ol6sZzyUiCcvy40cShj5cIU:q3AYZIwuUi1vyvcbL

    Score
    10/10
    bootkitevasionpersistenceupx

    • Modifies firewall policy service

      evasion

    • UPX packed file

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

      upx

    • 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 SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks