Overview

overview

8

Static

static

bc63788b07...8e.exe

windows7-x64

8

bc63788b07...8e.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    bc63788b074262f3e8a9d41f231d9453cbba7a476b862727bdb31f350c60478e

  • Size

    849KB

  • Sample

    221203-g1lvbsbe28

  • MD5

    a13489a40f95d753daccb32d802f73ca

  • SHA1

    c971a4e522612ba525fecf834cd3a64bc7dd119f

  • SHA256

    bc63788b074262f3e8a9d41f231d9453cbba7a476b862727bdb31f350c60478e

  • SHA512

    c285c3675244d25976f1c0dbbf997fc5919d54efab1081ca96ba0d0ffc0a16f8c4b176a7718684deb1faa14ede28de71f3a25e0cbfcd7d69ad51fd3aec6ad387

  • SSDEEP

    24576:nyQaWGN9v/IBPLIm91pFkLb2WN9F4APNgSz:nyQseIm91pFkPP9FXPNg2

Score
8/10
bootkitpersistence

Malware Config

Targets

    • Target

      bc63788b074262f3e8a9d41f231d9453cbba7a476b862727bdb31f350c60478e

    • Size

      849KB

    • MD5

      a13489a40f95d753daccb32d802f73ca

    • SHA1

      c971a4e522612ba525fecf834cd3a64bc7dd119f

    • SHA256

      bc63788b074262f3e8a9d41f231d9453cbba7a476b862727bdb31f350c60478e

    • SHA512

      c285c3675244d25976f1c0dbbf997fc5919d54efab1081ca96ba0d0ffc0a16f8c4b176a7718684deb1faa14ede28de71f3a25e0cbfcd7d69ad51fd3aec6ad387

    • SSDEEP

      24576:nyQaWGN9v/IBPLIm91pFkLb2WN9F4APNgSz:nyQseIm91pFkPP9FXPNg2

    Score
    8/10
    bootkitpersistence

    • Executes dropped EXE

    • Modifies Installed Components in the registry

      persistence

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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

Registry Run Keys / Startup Folder

2
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks