Overview

overview

7

Static

static

1

memz.bat

windows10-2004-x64

7

Resubmissions

06-04-2023 08:33

230406-kfx9eacc46 7

06-04-2023 08:30

230406-kedtdacc37 7

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General

  • Target

    memz.bat

  • Size

    13KB

  • Sample

    230406-kedtdacc37

  • MD5

    44fbd58c401a7786da2e8b6a6291379e

  • SHA1

    9dbfd08fa557d9dce79911eb4bbddb2008d4f53f

  • SHA256

    d8b47727ea05305ad396977b336c3bfc86ae122cdde01976fa9b0c3a7c2d3f24

  • SHA512

    c369f749ba3ef4e463524b3483c4250311c2a19414a49dc86c052cac9c9d0a3b05dbdbf71b854ccf6f46abc46e439f9264c7672e22a0c3004b7d679e26a56de3

  • SSDEEP

    192:vOyUySl0UaDz2gWsIzlmj+BxZ3yqueWQx0lZicyC8Sh31xcjBzyxwn7AVhllz3:vVODaDSHMql3yqlxy5L1xcjwrlz3

Score
7/10
bootkitpersistence

Malware Config

Targets

    • Target

      memz.bat

    • Size

      13KB

    • MD5

      44fbd58c401a7786da2e8b6a6291379e

    • SHA1

      9dbfd08fa557d9dce79911eb4bbddb2008d4f53f

    • SHA256

      d8b47727ea05305ad396977b336c3bfc86ae122cdde01976fa9b0c3a7c2d3f24

    • SHA512

      c369f749ba3ef4e463524b3483c4250311c2a19414a49dc86c052cac9c9d0a3b05dbdbf71b854ccf6f46abc46e439f9264c7672e22a0c3004b7d679e26a56de3

    • SSDEEP

      192:vOyUySl0UaDz2gWsIzlmj+BxZ3yqueWQx0lZicyC8Sh31xcjBzyxwn7AVhllz3:vVODaDSHMql3yqlxy5L1xcjwrlz3

    Score
    7/10
    bootkitpersistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence
    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks