Analysis

  • max time kernel
    80s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 15:16

General

  • Target

    60e6412fdb3579181ab9b9473e25e53d58008f45476b0536c04b52a940238b7fN.exe

  • Size

    320KB

  • MD5

    f178f33904604e817be3d4504a8a8530

  • SHA1

    2a55516125be7ee608bd40f91eea1a2524c35366

  • SHA256

    60e6412fdb3579181ab9b9473e25e53d58008f45476b0536c04b52a940238b7f

  • SHA512

    f09c652ec9346079a3b8e3e92df82028676a987bd849f5d9e1cb560aaef9cb1c769d707879e561f70720151aa878a90de7d2b639d34b75074a2bb1978cec0107

  • SSDEEP

    6144:FXkmZOBRtoITkA53pK122OWXHCmHZW50l7F9R6ew+5:hOBRtMcow2OWXH5HZW5qHRX5

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 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 54 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\60e6412fdb3579181ab9b9473e25e53d58008f45476b0536c04b52a940238b7fN.exe
    "C:\Users\Admin\AppData\Local\Temp\60e6412fdb3579181ab9b9473e25e53d58008f45476b0536c04b52a940238b7fN.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3232
    • C:\Users\Admin\daida.exe
      "C:\Users\Admin\daida.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:3508
  • 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=4464,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=3812 /prefetch:8
    1⤵
      PID:5072

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\daida.exe

      Filesize

      320KB

      MD5

      cdbde4176a68ed60f1f7855d5079d53e

      SHA1

      332f688655ea22207aba24f4b92847d858c812b9

      SHA256

      b57360bd118ca150ef7d3519a8ee974d65f07cafec3ca7c0598e632d0e38bd67

      SHA512

      453fb304568096df2daaf384d448e1e23eb78bb49797d262bb68583983d1c7f4adccf345ede2877ea26d4deb8907df5c83b7bf6842a0abd3c54f025510b8a646

    • memory/3232-0-0x0000000000400000-0x0000000000453000-memory.dmp

      Filesize

      332KB

    • memory/3232-37-0x0000000000400000-0x0000000000453000-memory.dmp

      Filesize

      332KB

    • memory/3508-33-0x0000000000400000-0x0000000000453000-memory.dmp

      Filesize

      332KB

    • memory/3508-38-0x0000000000400000-0x0000000000453000-memory.dmp

      Filesize

      332KB