Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2024 16:45

General

  • Target

    8a06706538856cb489bf336ad58cd650.exe

  • Size

    321KB

  • MD5

    8a06706538856cb489bf336ad58cd650

  • SHA1

    2a0273932cdc179e7176d0df71a14be4094cea58

  • SHA256

    6ad8fbf996ecf5350f8fc716fcce7497e95dd1a7ab823f8cd54d12ef688578da

  • SHA512

    105675f6e70b66ed74af76b719f04b0cd56ca2def6973b617db207a71a72b0528af134cbd746c9e9547e8f2bb2cb1269f9169b762667252f767d0ae598b4ad0a

  • SSDEEP

    6144:u+9m2P7CqfAh8EfNiApv9TFLBykEFVgiwGkBfx1rDcpsVFxo:0Cgh8EfMAR9fykEFaBZ1DTFxo

Malware Config

Signatures

  • UPX packed file 3 IoCs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8a06706538856cb489bf336ad58cd650.exe
    "C:\Users\Admin\AppData\Local\Temp\8a06706538856cb489bf336ad58cd650.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:1764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1764-0-0x0000000000400000-0x00000000004BB000-memory.dmp

    Filesize

    748KB

  • memory/1764-9-0x0000000000400000-0x00000000004BB000-memory.dmp

    Filesize

    748KB

  • memory/1764-15-0x0000000000400000-0x00000000004BB000-memory.dmp

    Filesize

    748KB