Overview

overview

7

Static

static

3

d077b70429...71.exe

windows7-x64

7

d077b70429...71.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    138s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/10/2023, 14:37

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General

  • Target

    d077b7042998e4ae2f816fa247c4bd2b9d59b53345f3250f6dbe1820d51e0c71.exe

  • Size

    4.4MB

  • MD5

    49a8698ec1aa24bb30d8426d4489f824

  • SHA1

    5c02efa4d235b8491622fabb5d140e5db8c6458b

  • SHA256

    d077b7042998e4ae2f816fa247c4bd2b9d59b53345f3250f6dbe1820d51e0c71

  • SHA512

    37dcae7a7764969ace6ac00a8646aa794efb724a73dd6581b29966d8b9a8be53aa448a80e4224285721d5e857a9dceda955ef1a0613c926b2bacdbbd36128cb5

  • SSDEEP

    49152:vuonNtbAAOHcfSgyXkuSMPirh6n0kAOHcfSgyXkuSMPirh6Y2:mcNtbmgylSMqrhTCgylSMqrhP2

Score
7/10
bootkitpersistence

Malware Config

Signatures

  • 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.

    bootkitpersistence
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d077b7042998e4ae2f816fa247c4bd2b9d59b53345f3250f6dbe1820d51e0c71.exe
    "C:\Users\Admin\AppData\Local\Temp\d077b7042998e4ae2f816fa247c4bd2b9d59b53345f3250f6dbe1820d51e0c71.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of SetWindowsHookEx
    PID:1808

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\ExuiKrnln_Win32.lib
          Filesize

          1.6MB

          MD5

          a1df3b7884c175c967505a589ba51da2

          SHA1

          7aaf570e41a00149134973d00f4efc09c4b650c2

          SHA256

          c16014329cf6f242a525f6782dd10f6a4d0ff6f97239710fdc45522f5c6da525

          SHA512

          12b8bd05fd9bec79d643edb503634b8b5238c67c77ddd8d2c3220406c08b1e6197e8aff02c709e353bc4ce9353a6709837b81ca443660250d94e73c00d66f451

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        • C:\Users\Admin\AppData\Local\Temp\ExuiKrnln_Win32_20230819.lib
          Filesize

          1.6MB

          MD5

          a1df3b7884c175c967505a589ba51da2

          SHA1

          7aaf570e41a00149134973d00f4efc09c4b650c2

          SHA256

          c16014329cf6f242a525f6782dd10f6a4d0ff6f97239710fdc45522f5c6da525

          SHA512

          12b8bd05fd9bec79d643edb503634b8b5238c67c77ddd8d2c3220406c08b1e6197e8aff02c709e353bc4ce9353a6709837b81ca443660250d94e73c00d66f451

          Download Submit