Overview

overview

8

Static

static

1

01c779a055...fc.exe

windows7_x64

8

01c779a055...fc.exe

windows10-2004_x64

8

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General

  • Target

    01c779a0554bca6291489e79e6011ccc2b5eb2e4ed1ae4b7bd023e75cd3c98fc

  • Size

    199KB

  • Sample

    220523-wmr7hsdcbj

  • MD5

    540344e732f436a75fb8aa3559df919c

  • SHA1

    b9985854f9cc1a3e68455e174bc5a10a0ae6bda5

  • SHA256

    01c779a0554bca6291489e79e6011ccc2b5eb2e4ed1ae4b7bd023e75cd3c98fc

  • SHA512

    b3dcfc84cdafcc33d3368c13a82663f682919f5a58d4543f3f11ef52094c1db8a573ff5679966a5613dffe2610c73748c1dc48d14a1a0058a8feae92c219dd92

Score
8/10
bootkitdiscoverypersistenceupx

Malware Config

Targets

    • Target

      01c779a0554bca6291489e79e6011ccc2b5eb2e4ed1ae4b7bd023e75cd3c98fc

    • Size

      199KB

    • MD5

      540344e732f436a75fb8aa3559df919c

    • SHA1

      b9985854f9cc1a3e68455e174bc5a10a0ae6bda5

    • SHA256

      01c779a0554bca6291489e79e6011ccc2b5eb2e4ed1ae4b7bd023e75cd3c98fc

    • SHA512

      b3dcfc84cdafcc33d3368c13a82663f682919f5a58d4543f3f11ef52094c1db8a573ff5679966a5613dffe2610c73748c1dc48d14a1a0058a8feae92c219dd92

    Score
    8/10
    bootkitdiscoverypersistenceupx

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • 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
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks