Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/09/2024, 00:11

General

  • Target

    eef06d4d535f3f82fd75839ee782af64f9b2f5bb04cf4999df9b642d979be9fbN.exe

  • Size

    96KB

  • MD5

    d86057092bc44f69442ef306916992a0

  • SHA1

    fbac0befdc8a074b96a00991b7c9e4b2f2ef1b21

  • SHA256

    eef06d4d535f3f82fd75839ee782af64f9b2f5bb04cf4999df9b642d979be9fb

  • SHA512

    55151b7ec1c26a35e622c449653853c17b5fe56d94f094878d3322d3d393caf1b9bb60ebddc2088728d654da2fa10eaecb34c7092bcce1d9f1149be1a4f9db5f

  • SSDEEP

    1536:/TBBGNgzWwmhLmncdkadGVScGYJXeiyCnO+TI4K4I4i404R4Z1VcvsJOpPpMm4/O:NBGuW6cOadGRJuH7ut/Tdvd+hXV/vU3r

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eef06d4d535f3f82fd75839ee782af64f9b2f5bb04cf4999df9b642d979be9fbN.exe
    "C:\Users\Admin\AppData\Local\Temp\eef06d4d535f3f82fd75839ee782af64f9b2f5bb04cf4999df9b642d979be9fbN.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Users\Admin\coegia.exe
      "C:\Users\Admin\coegia.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:244
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=2820,i,10369132178352108590,11047993562598554317,262144 --variations-seed-version --mojo-platform-channel-handle=4228 /prefetch:8
    1⤵
      PID:4616

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\coegia.exe

            Filesize

            96KB

            MD5

            f8d5ef930c888a6e8119c744e0afd547

            SHA1

            d75ace7791063ef4ec2f81a39ca2d9ed67c7700a

            SHA256

            185819a015b905f26730f647afbaf73b05597480279bc5dc8efbf893e5646b65

            SHA512

            52b890a56b505ff0665785c492b48c147f327d27faf1972c0fd0c6fe4232c433cbd482b6fcd5fc95f2b0b369df13cc0928b5deb45d8bdc9286fe12011e0deb9e