Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/05/2024, 03:21

General

  • Target

    d1c541fef70c43fb1654437bcb946c981ef1c02f27817783396876431ec03cf0.exe

  • Size

    34KB

  • MD5

    4f32dab7b1860b99082b1d683a72995d

  • SHA1

    e3c17e49fd629a3b16d700442e1c63e4c2c305e6

  • SHA256

    d1c541fef70c43fb1654437bcb946c981ef1c02f27817783396876431ec03cf0

  • SHA512

    ab7c3a899026d65dc95cc180a9b9e3e0ce75bf558fed0467dab63b4fbf6363931f4db9a99712997cf20babca3eae0e1df36b7d5b7b6bd2dc6c05b386d3e233f9

  • SSDEEP

    768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhI:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYo

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1c541fef70c43fb1654437bcb946c981ef1c02f27817783396876431ec03cf0.exe
    "C:\Users\Admin\AppData\Local\Temp\d1c541fef70c43fb1654437bcb946c981ef1c02f27817783396876431ec03cf0.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      PID:892
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4196,i,11266875042087428226,16669718873272757238,262144 --variations-seed-version --mojo-platform-channel-handle=4092 /prefetch:8
    1⤵
      PID:2020

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\microsofthelp.exe

      Filesize

      34KB

      MD5

      d0c75fabedaac4a1db381c1233784c24

      SHA1

      f283edeaee7b729a73255863fd73a25a5c649735

      SHA256

      4d8263c2cf4e8f7e5f59b08c38c23c4d7ee813bc249d73588eeaf7d0b8513e42

      SHA512

      a8cfecdec84d26a056bac041674dd0822e8e0f6ed8b294499ff4cb416262b028dcb9580a76dcb23da1b4aa54f7720320dd8d02d9dad1faa61d4ce5d6dc4a19fb

    • memory/892-6-0x0000000000400000-0x0000000000403000-memory.dmp

      Filesize

      12KB

    • memory/3044-0-0x0000000000400000-0x0000000000403000-memory.dmp

      Filesize

      12KB

    • memory/3044-4-0x0000000000400000-0x0000000000403000-memory.dmp

      Filesize

      12KB