Overview

overview

10

Static

static

bbc6e1ef59...42.exe

windows7-x64

10

bbc6e1ef59...42.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    bbc6e1ef59b38a38b2b8adf4fc0dc0a25a8370a03b293681423eb169d5aa5742

  • Size

    235KB

  • Sample

    221203-g3gy6abf56

  • MD5

    32e398d8dc621da81aa91be2f2f42df4

  • SHA1

    37c7b1f046c880c556b939e2a136a296f9753b83

  • SHA256

    bbc6e1ef59b38a38b2b8adf4fc0dc0a25a8370a03b293681423eb169d5aa5742

  • SHA512

    2474192a51fc367e70f9cbe1b9ab63fd4161d771236902cb595891777d886187f06270272c514ece54edd634c6da584f4235c60b9f1bff8c7aabde63e27a1d87

  • SSDEEP

    6144:zphUyNq8ibIsUeIuiFFXYBmGFXfyHH+8kUBS:zvUyNq8OqeIuiemIyn+8o

Score
10/10
gh0stratbootkitpersistencerat

Malware Config

Targets

    • Target

      bbc6e1ef59b38a38b2b8adf4fc0dc0a25a8370a03b293681423eb169d5aa5742

    • Size

      235KB

    • MD5

      32e398d8dc621da81aa91be2f2f42df4

    • SHA1

      37c7b1f046c880c556b939e2a136a296f9753b83

    • SHA256

      bbc6e1ef59b38a38b2b8adf4fc0dc0a25a8370a03b293681423eb169d5aa5742

    • SHA512

      2474192a51fc367e70f9cbe1b9ab63fd4161d771236902cb595891777d886187f06270272c514ece54edd634c6da584f4235c60b9f1bff8c7aabde63e27a1d87

    • SSDEEP

      6144:zphUyNq8ibIsUeIuiFFXYBmGFXfyHH+8kUBS:zvUyNq8OqeIuiemIyn+8o

    Score
    10/10
    gh0stratbootkitpersistencerat

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

      ratgh0strat

    • Executes dropped EXE

    • Sets DLL path for service in the registry

      persistence

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • 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

    • Drops file in System32 directory

    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

1
T1112

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