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Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/02/2024, 15:33

General

  • Target

    8f833a67164c441c989b861b86ec4e72.exe

  • Size

    2.0MB

  • MD5

    8f833a67164c441c989b861b86ec4e72

  • SHA1

    2c0cabe9cf1ae8a66d0c15e8f66aebd7391710f4

  • SHA256

    03a38d4de7132a935a3d776fcfb0cf458bdef0ee3f544c25f9b546315fc66c48

  • SHA512

    07c034ffc8d334b6bf0fb88cb3137796457157f8bde6f57ca0ae5ed499337cf9b573c65749b4b298cc4c60d6c956670ff777b07ac7070405b240d307147746cc

  • SSDEEP

    49152:oevLOCzg2G79RQ1bROiwIaC4njT1iXz7Shepx+6LST9u:onygfpRiROi1aC4njpOz7SAG6LI9u

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f833a67164c441c989b861b86ec4e72.exe
    "C:\Users\Admin\AppData\Local\Temp\8f833a67164c441c989b861b86ec4e72.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\V220080618.EPE

    Filesize

    488KB

    MD5

    f911db2a58f65c928c6476c7963c6a66

    SHA1

    4a457c0daf5557287ef3fa10085daf1b1d451132

    SHA256

    f45c16103eb275a1ebec159c021fe60fa42d0105535a995a7ddf9e8417ddb364

    SHA512

    2c1c04951aefb5352acccad7e8bf786113b59808f7ba79d904cabaac84d928d04e5f4c1cdc739630a1304ce065474d41a35ef38838e9058a6f6e6ee4e3550679

  • memory/2020-0-0x0000000000400000-0x00000000007C6000-memory.dmp

    Filesize

    3.8MB

  • memory/2020-2-0x0000000071120000-0x0000000071268000-memory.dmp

    Filesize

    1.3MB

  • memory/2020-3-0x0000000000980000-0x0000000000981000-memory.dmp

    Filesize

    4KB

  • memory/2020-5-0x0000000000F80000-0x0000000000F90000-memory.dmp

    Filesize

    64KB

  • memory/2020-6-0x0000000002910000-0x0000000002911000-memory.dmp

    Filesize

    4KB

  • memory/2020-19-0x0000000000400000-0x00000000007C6000-memory.dmp

    Filesize

    3.8MB

  • memory/2020-20-0x0000000071120000-0x0000000071268000-memory.dmp

    Filesize

    1.3MB

  • memory/2020-21-0x0000000007470000-0x0000000007985000-memory.dmp

    Filesize

    5.1MB

  • memory/2020-25-0x0000000000980000-0x0000000000981000-memory.dmp

    Filesize

    4KB

  • memory/2020-26-0x0000000002910000-0x0000000002911000-memory.dmp

    Filesize

    4KB