Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 11:40

General

  • Target

    5e7f109421c3b5a0c108e4dba938fda0_NEAS.exe

  • Size

    82KB

  • MD5

    5e7f109421c3b5a0c108e4dba938fda0

  • SHA1

    204b4665556e9e91a2bd3844e235a5ea7a9ceaca

  • SHA256

    63e3b5e0e9f9d1c2d06a2bbd352a2710da5c3965de025646e2d5ac42ac844b3c

  • SHA512

    273ab1b360fcd815606b89245fcf8779188977e20c782d673eeaf34e9e0ea7a82e50097a95ab44efc0416fd396d63590ec29600bb1c22d42db4b703c909f9d6b

  • SSDEEP

    1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfWafHNq5:vCjsIOtEvwDpj5H9YvQd2A

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

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

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

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e7f109421c3b5a0c108e4dba938fda0_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\5e7f109421c3b5a0c108e4dba938fda0_NEAS.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3288
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:4200

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\misid.exe

          Filesize

          82KB

          MD5

          8c090a17942ea90323ea23cc6788e6e9

          SHA1

          0c6fc263cc76bc1d583000a91edc3433a833a455

          SHA256

          a912976d94a3877f40c84830522a7b4f0500e9fa96060a7b12787a883306cabe

          SHA512

          92327a21841abda65751a6c2b263f0af455ad47ac343e7b35a5960c79781636e695ae090f39b1aa357f2daceada3f2f244dfd7ef2e2e7dc9b9d63b6ece6a1910

        • C:\Users\Admin\AppData\Local\Temp\misids.exe

          Filesize

          315B

          MD5

          a34ac19f4afae63adc5d2f7bc970c07f

          SHA1

          a82190fc530c265aa40a045c21770d967f4767b8

          SHA256

          d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

          SHA512

          42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

        • memory/3288-0-0x0000000002140000-0x0000000002146000-memory.dmp

          Filesize

          24KB

        • memory/3288-1-0x0000000002060000-0x0000000002066000-memory.dmp

          Filesize

          24KB

        • memory/3288-8-0x0000000002140000-0x0000000002146000-memory.dmp

          Filesize

          24KB

        • memory/4200-17-0x0000000001F70000-0x0000000001F76000-memory.dmp

          Filesize

          24KB

        • memory/4200-23-0x0000000001F50000-0x0000000001F56000-memory.dmp

          Filesize

          24KB