Analysis

  • max time kernel
    4s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2023 11:07

General

  • Target

    699bc86899b1c47dee44f15a98064e80.exe

  • Size

    326KB

  • MD5

    699bc86899b1c47dee44f15a98064e80

  • SHA1

    0695333800bac1b5be438a427b36dd2976e2ea6b

  • SHA256

    02bf426cc7be90c3ca91a8f28a9403952627cbca227da08298be2a6ea06184da

  • SHA512

    7c053bc3166a9434b101f7f019e019f4c4e4aee99b5cbd0eeb447c2ea03db1bb8ab178b7c9578b26203edec38bda748873ee4f97c1823ecb91babe6adadd16ec

  • SSDEEP

    6144:xmvz44tWZcwPdTtvYXLPi3pJu9GjTEQX7em9W6mZZzKMZNarqhHN:chtgFTtvYWXIGjTE479I6mnzPZNCqhHN

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.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\699bc86899b1c47dee44f15a98064e80.exe
    "C:\Users\Admin\AppData\Local\Temp\699bc86899b1c47dee44f15a98064e80.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Modifies system certificate store
    PID:4484

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4484-0-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/4484-9-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/4484-15-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB