Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/05/2024, 04:20

General

  • Target

    e87c492a9844769b562d34915d0bb03c16f3c82cb8fe8f888fb9c782cc00de86.exe

  • Size

    80KB

  • MD5

    c4b197f6993db919dc129e2fc248bf8d

  • SHA1

    a76f470b8217ddde54e7e074036346b48a09bb38

  • SHA256

    e87c492a9844769b562d34915d0bb03c16f3c82cb8fe8f888fb9c782cc00de86

  • SHA512

    2857bd55d772e42906f6fd4d548641a1db57db3dfe2e8f7fb09b06870b9aa47cd12b44ef76d52b390faa0cbf91b85f6df6f42a66b1d937e0a554fe13b0de18cb

  • SSDEEP

    1536:/Ao0zj2d6rnJYulBJnDQEEa1EfBE+1EC1p1E1aE1E1EEE1+BX1EE9h1EJvY1kwvV:/AoAliulHnDQEEa1EfBE+1EC1p1E1aEQ

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 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e87c492a9844769b562d34915d0bb03c16f3c82cb8fe8f888fb9c782cc00de86.exe
    "C:\Users\Admin\AppData\Local\Temp\e87c492a9844769b562d34915d0bb03c16f3c82cb8fe8f888fb9c782cc00de86.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:5056
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:1848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\microsofthelp.exe

    Filesize

    81KB

    MD5

    d61a89daa4bbdf19f279c15dea94075e

    SHA1

    c7b39328c9df29cb2433dd5bef8a08b05e28059b

    SHA256

    a3407a4c5ed014cb365bbc79f30dc26553e3fa002d9ec8e5b138b865800370b6

    SHA512

    0103347a9781d16cf07ed2dc44aa2ca698a496b7d6bd1a98d8f55dad50e0affbd7ec8b3c0e4fb4c52c27dc54d449bb8d6364398d1cb1f097bd6e263fee820435

  • memory/1848-6-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/5056-0-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/5056-4-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB