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Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250207-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250207-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    09/02/2025, 01:38

General

  • Target

    HiddedLotus/HiddedLotus.app/Contents/MacOS/Lê Thu Hà (HAEDC)

  • Size

    158KB

  • MD5

    bdc89808ed3b63aae8a79f20ce637213

  • SHA1

    b8c706e0f2e3de305c458009e11812f596eab2ee

  • SHA256

    49cef22b042acce025c89bd21a977fa4b488912dbd44e7109696a774cce72c24

  • SHA512

    d982ddcd728c35aa896e9bc8f79dd3ce4ccc8a47e027ac7d69167327b72e35f91af1c88aa4ef3b4a33912cdbd64924f7729f1f437fd26e25ce68936b662addce

  • SSDEEP

    3072:HhgodE/odtrrB0DOgkkDYAXMibmFGovcnA5HmSzzUtlJVV:Ooi/oPZkEA/qAS/UlJ/

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 7 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Downloads MZ/PE file 1 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 10 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 35 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies Internet Explorer settings 1 TTPs 24 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • System policy modification 1 TTPs 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\HiddedLotus\HiddedLotus.app\Contents\MacOS\Lê Thu Hà (HAEDC)"
    1⤵
      PID:4752
    • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGV4cCBldGFnPSImcXVvdDtyNDUydDErazJUZ3EvSFh6anZGTkJSaG9wQldSOXNialh4cWVVREg5dVgwPSZxdW90OyIvPjxhcHAgYXBwaWQ9Ins4QTY5RDM0NS1ENTY0LTQ2M2MtQUZGMS1BNjlEOUU1MzBGOTZ9IiB2ZXJzaW9uPSIxMjMuMC42MzEyLjEyMyIgbmV4dHZlcnNpb249IiIgbGFuZz0iZW4iIGJyYW5kPSJHR0xTIiBjbGllbnQ9IiIgaW5zdGFsbGFnZT0iMSIgaW5zdGFsbGRhdGV0aW1lPSIxNzM4OTM1NTU1IiBvb2JlX2luc3RhbGxfdGltZT0iMTMzODM0MDc5OTgxMDYwMDAwIj48ZXZlbnQgZXZlbnR0eXBlPSIzMSIgZXZlbnRyZXN1bHQ9IjEiIGVycm9yY29kZT0iMCIgZXh0cmFjb2RlMT0iMjE3OTg2MiIgc3lzdGVtX3VwdGltZV90aWNrcz0iNDgyNjg3ODE5NyIvPjwvYXBwPjwvcmVxdWVzdD4
      1⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:3912
    • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\MicrosoftEdge_X64_132.0.2957.140.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\MicrosoftEdge_X64_132.0.2957.140.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
      1⤵
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:1312
      • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe
        "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe" --install-archive="C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\MicrosoftEdge_X64_132.0.2957.140.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Installs/modifies Browser Helper Object
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:4296
        • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe
          "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff75b3aa818,0x7ff75b3aa824,0x7ff75b3aa830
          3⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          PID:4148
        • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe
          "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe" --msedge --channel=stable --system-level --verbose-logging --create-shortcuts=2 --install-level=1
          3⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Drops file in Windows directory
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:2264
          • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe
            "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff75b3aa818,0x7ff75b3aa824,0x7ff75b3aa830
            4⤵
            • Executes dropped EXE
            • Drops file in Windows directory
            PID:3120
        • C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --msedge --channel=stable --register-package-identity --verbose-logging --system-level
          3⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1532
          • C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff71c1da818,0x7ff71c1da824,0x7ff71c1da830
            4⤵
            • Executes dropped EXE
            • Drops file in Windows directory
            PID:3048
        • C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --msedge --channel=stable --remove-deprecated-packages --verbose-logging --system-level
          3⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • Suspicious use of WriteProcessMemory
          PID:4628
          • C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff71c1da818,0x7ff71c1da824,0x7ff71c1da830
            4⤵
            • Executes dropped EXE
            • Drops file in Windows directory
            PID:3508
        • C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --msedge --channel=stable --update-game-assist-package --verbose-logging --system-level
          3⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • Suspicious use of WriteProcessMemory
          PID:1444
          • C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\132.0.2957.140\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=132.0.2957.140 --initial-client-data=0x248,0x24c,0x250,0x224,0x254,0x7ff71c1da818,0x7ff71c1da824,0x7ff71c1da830
            4⤵
            • Executes dropped EXE
            • Drops file in Windows directory
            PID:1788
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k AppReadiness -p -s AppReadiness
      1⤵
        PID:928

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{41FDB770-CBFD-40C9-A689-4D7DDE7D866F}\EDGEMITMP_576F5.tmp\setup.exe

        Filesize

        6.6MB

        MD5

        b4c8ad75087b8634d4f04dc6f92da9aa

        SHA1

        7efaa2472521c79d58c4ef18a258cc573704fb5d

        SHA256

        522a25568bb503cf8b44807661f31f0921dee91d37691bf399868733205690bf

        SHA512

        5094505b33a848badcffd6b3b93aad9ad73f391e201dee052376c4f8573ba351f0b8c102131216088ffb38d0ed7b5fe70ba95c3ac2c33a50c993584fe7c435e3

      • C:\Windows\SystemTemp\msedge_installer.log

        Filesize

        72KB

        MD5

        7dca12f7c65b88d9bf96ba1b30f80cc0

        SHA1

        a6037cd6df939bf2902e8309593bc5b187b87837

        SHA256

        3c4b9af6b4d7f806406be95280c77f5bd47dcd2467cd77815c92bc69c229de76

        SHA512

        ab336ebca135b3f449c8539e4f3092d9d68367f7ef13766f61beeaacd6a781a129c4ec928621da940e3481abdc89228aa6232d1e034c1fb2a59eb17e3afcde45

      • C:\Windows\SystemTemp\msedge_installer.log

        Filesize

        96KB

        MD5

        302b0f8be846c955b7e71681361dfc1e

        SHA1

        a02df2db28bd08f4b007b781d1c09a376bb433b6

        SHA256

        17cf72d36545f528ac8d56be72373d6232540708fc2bfb0f4994b7e3484e13a6

        SHA512

        094a99cab7765399783e595eb5087d5ee66e21246964ce895fd3365a275ee68a3d0a640ff5bcad513754c1d7186178ca603b6cbda1a405fbf0fdb88f5f81b706

      • C:\Windows\SystemTemp\msedge_installer.log

        Filesize

        101KB

        MD5

        545969454147dccdc7d5578673f7009e

        SHA1

        d0beee8dd9b80599005637270c684a186452aa08

        SHA256

        a5b8b60e68a1c6c0aab4be21a2c2ca4f45a04bd2ad3cdad2d9bdf3953a54333d

        SHA512

        1fdee82f2731f62e7d0413a1640d3de722bda08fe8a4ca02ce6caa8e4c2516a19d35ce40fe02e76e4085da698c4cf2f339d4c6b8d484639c7c035fed43a73a78