General

  • Target

    http://google.com

  • Sample

    230405-gymzlscb25

Malware Config

Targets

    • Target

      http://google.com

    • Drops file in Drivers directory

    • Sets service image path in registry

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

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

    • Detected potential entity reuse from brand microsoft.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Defense Evasion

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks