Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-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 4 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:2028
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      PID:2212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\microsofthelp.exe

    Filesize

    34KB

    MD5

    d0c75fabedaac4a1db381c1233784c24

    SHA1

    f283edeaee7b729a73255863fd73a25a5c649735

    SHA256

    4d8263c2cf4e8f7e5f59b08c38c23c4d7ee813bc249d73588eeaf7d0b8513e42

    SHA512

    a8cfecdec84d26a056bac041674dd0822e8e0f6ed8b294499ff4cb416262b028dcb9580a76dcb23da1b4aa54f7720320dd8d02d9dad1faa61d4ce5d6dc4a19fb

  • memory/2028-0-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2028-6-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2212-8-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB