Analysis

  • max time kernel
    145s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 21:43

General

  • Target

    4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe

  • Size

    134KB

  • MD5

    02d924f5831e010778b5fc77685a4b3e

  • SHA1

    cfd201bdd8e7549c8ed37f3f1e5a3d30bae8f73f

  • SHA256

    4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e

  • SHA512

    1aced28b7aa48452e72a2c8c6e119a93fdb134bafe276a8dccb09df302e44de53a9611b090f39185bb5e410cf62010b1187ec1e49931af4b9a6306e8298298b3

  • SSDEEP

    1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QC:riAyLN9aa+9U2rW1ip6pr2At7NZuQC

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 4 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe
    "C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3444
    • C:\ProgramData\Update\WwanSvc.exe
      "C:\ProgramData\Update\WwanSvc.exe" /run
      2⤵
      • Executes dropped EXE
      PID:3224

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\Update\WwanSvc.exe

          Filesize

          134KB

          MD5

          040860ce3717bc90ee9374dfeb907592

          SHA1

          12b4c12e5d6bee8c0bfa99ff69fceae3244bbad1

          SHA256

          ff322ae91e33de82baa1457a04ca52964046c792e6a4a01fb93e993e5c9c0970

          SHA512

          3bb65e7f6a8169228dcb21ba25787c2400e7d1627dfae2be8ec9d3ae98d916b0a5f3e099cde112878a5b0e07c0745545dda262eb45c44a1e40b3d5aadad58de1

        • memory/3224-6-0x0000000000B80000-0x0000000000BA8000-memory.dmp

          Filesize

          160KB

        • memory/3444-0-0x00000000002D0000-0x00000000002F8000-memory.dmp

          Filesize

          160KB

        • memory/3444-4-0x00000000002D0000-0x00000000002F8000-memory.dmp

          Filesize

          160KB