Overview

overview

8

Static

static

d3bb27d24c...8d.exe

windows7_x64

8

d3bb27d24c...8d.exe

windows10-2004_x64

8

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General

  • Target

    d3bb27d24c3be8318951126b11ea91bffef1a2f236e31424b44c22c3a9b5088d

  • Size

    28KB

  • Sample

    220525-cakr5aahek

  • MD5

    e451909bbb177feb987462db3d79c024

  • SHA1

    82535598d59042ead7615b12cdb70e0c72d788f2

  • SHA256

    d3bb27d24c3be8318951126b11ea91bffef1a2f236e31424b44c22c3a9b5088d

  • SHA512

    e207fd8c26c4ac2f24cc1bf7b1695581083206dc5ff59e690609f943d9185d6dc6223219c493973ab53ef4020f258570cf322442911f4fa1840c7c7ec5a4231c

Score
8/10
bootkitdiscoveryevasionpersistencetrojan

Malware Config

Targets

    • Target

      d3bb27d24c3be8318951126b11ea91bffef1a2f236e31424b44c22c3a9b5088d

    • Size

      28KB

    • MD5

      e451909bbb177feb987462db3d79c024

    • SHA1

      82535598d59042ead7615b12cdb70e0c72d788f2

    • SHA256

      d3bb27d24c3be8318951126b11ea91bffef1a2f236e31424b44c22c3a9b5088d

    • SHA512

      e207fd8c26c4ac2f24cc1bf7b1695581083206dc5ff59e690609f943d9185d6dc6223219c493973ab53ef4020f258570cf322442911f4fa1840c7c7ec5a4231c

    Score
    8/10
    bootkitevasionpersistencetrojandiscovery

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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

    • Checks whether UAC is enabled

      evasiontrojan

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks