General

  • Target

    TG.exe

  • Size

    89.8MB

  • Sample

    230331-2ye9zseb68

  • MD5

    088db1e8b0b750ca9c740f5631ad8520

  • SHA1

    61fdf8e84b0582a429c82cf4279f6ca3ff5ee943

  • SHA256

    30d3f83b6ff5065c299f5d4add937e5daba953c08cbcb8ffa828d364ea11f9ca

  • SHA512

    3380e24857c17a8e04fa8cb4af5a27e226e9695ce7d4bac361738d3be1a78ff38bf82384a0aab16fee8e7676dd07a96cb78dd43369427f018d16a593e5fedd39

  • SSDEEP

    1572864:Gqb9YtmOnSquYMpXPSwmsjnhIqUmptrvcMyUKzq5nchljMCiQBb:3bC0OSzYm6wmGIqUK0Zz/jWQBb

Score
7/10

Malware Config

Targets

    • Target

      TG.exe

    • Size

      89.8MB

    • MD5

      088db1e8b0b750ca9c740f5631ad8520

    • SHA1

      61fdf8e84b0582a429c82cf4279f6ca3ff5ee943

    • SHA256

      30d3f83b6ff5065c299f5d4add937e5daba953c08cbcb8ffa828d364ea11f9ca

    • SHA512

      3380e24857c17a8e04fa8cb4af5a27e226e9695ce7d4bac361738d3be1a78ff38bf82384a0aab16fee8e7676dd07a96cb78dd43369427f018d16a593e5fedd39

    • SSDEEP

      1572864:Gqb9YtmOnSquYMpXPSwmsjnhIqUmptrvcMyUKzq5nchljMCiQBb:3bC0OSzYm6wmGIqUK0Zz/jWQBb

    Score
    7/10
    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Tasks