Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 09:31

General

  • Target
    149586c09e202d5e3d30a1ed776211d1.exe
  • Size 1.5MB
  • Sample231230-lhfmtacag2
  • SHA256 5c5e5ada6bf4d70ddd75743ffe707be86738fad135149ff56e101df11ca062c6
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\149586c09e202d5e3d30a1ed776211d1.exe
    "C:\Users\Admin\AppData\Local\Temp\149586c09e202d5e3d30a1ed776211d1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Users\Admin\AppData\Local\Temp\is-4360Q.tmp\is-IR5UM.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-4360Q.tmp\is-IR5UM.tmp" /SL4 $401CA "C:\Users\Admin\AppData\Local\Temp\149586c09e202d5e3d30a1ed776211d1.exe" 1275570 52224
      2⤵
      • Executes dropped EXE
      PID:2348

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        is-IR5UM.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-4360Q.tmp\is-IR5UM.tmp
        • Size 643KB
        • SHA256 71b487f0523f213004766402b22bf86fa0ef9891e940d2a4cb12eba6627e7cc6
        • MD5 SHA1 SHA512 SSDEEP

        memory/2348-9-0x0000000000690000-0x0000000000691000-memory.dmp

        memory/2348-13-0x0000000000400000-0x00000000004CF000-memory.dmp

        memory/2348-16-0x0000000000690000-0x0000000000691000-memory.dmp

        memory/4980-0-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/4980-2-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/4980-12-0x0000000000400000-0x0000000000413000-memory.dmp