Analysis

  • max time kernel
    135s
  • max time network
    145s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20250314-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250314-enlocale:en-usos:windows10-ltsc_2021-x64system
  • submitted
    16/04/2025, 23:55

General

  • Target

    niha-main/potphbksed.exe

  • Size

    137KB

  • MD5

    9d6c51f4f9e0132ea410b8db3c241be6

  • SHA1

    8aa67a34b626f61e6ab053f8a51e7c5142865fe4

  • SHA256

    61d2f6f7051c9b06c87e7c6f8c596b8e4d88382278e4d34d81520bc47e2cba31

  • SHA512

    479dd4703e0b462d7c0cfee5bdcaed97d8888f6c1fb04aad6e6d1a098b5a61701dd19a2635c64cb4cc77038445e5e498fdf8af75d728e5a58988047d3c4e2790

  • SSDEEP

    3072:aVvH8RuVrLyEj/S2CUGACcceJd/klDHa/R8mxu3s8QLGu:KH8RuRLlzgUd6a/AslLGu

Malware Config

Signatures

  • Uses browser remote debugging 2 TTPs 8 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in Windows directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\niha-main\potphbksed.exe
    "C:\Users\Admin\AppData\Local\Temp\niha-main\potphbksed.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5656
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --profile-directory="Default"
      2⤵
      • Uses browser remote debugging
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1300
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=133.0.6943.60 --initial-client-data=0x21c,0x220,0x224,0x1f8,0x228,0x7ffa2f28dcf8,0x7ffa2f28dd04,0x7ffa2f28dd10
        3⤵
          PID:1144
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --string-annotations --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=2096,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=2092 /prefetch:2
          3⤵
            PID:4816
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --field-trial-handle=1644,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=2124 /prefetch:3
            3⤵
              PID:4828
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --field-trial-handle=2424,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=2400 /prefetch:8
              3⤵
                PID:4848
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3108,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=3120 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:4784
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3128,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=3152 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:4744
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --extension-process --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4264,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=4280 /prefetch:2
                3⤵
                • Uses browser remote debugging
                PID:5032
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=4680,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=4712 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:4972
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --video-capture-use-gpu-memory-buffer --string-annotations --field-trial-handle=5308,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=5280 /prefetch:8
                3⤵
                  PID:3996
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --video-capture-use-gpu-memory-buffer --string-annotations --field-trial-handle=5496,i,9106604047025761547,16538373336855398420,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=5508 /prefetch:8
                  3⤵
                    PID:4140
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --remote-debugging-port=9223 --profile-directory="Default"
                  2⤵
                  • Uses browser remote debugging
                  • Drops file in Windows directory
                  • Enumerates system info in registry
                  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
                  • Suspicious use of FindShellTrayWindow
                  PID:5552
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.99 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.69 --initial-client-data=0x264,0x268,0x26c,0x260,0x280,0x7ffa2f70f208,0x7ffa2f70f214,0x7ffa2f70f220
                    3⤵
                      PID:3960
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --always-read-main-dll --field-trial-handle=1932,i,7567725952906376228,5986523613390454596,262144 --variations-seed-version --mojo-platform-channel-handle=2188 /prefetch:3
                      3⤵
                        PID:780
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --string-annotations --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=2160,i,7567725952906376228,5986523613390454596,262144 --variations-seed-version --mojo-platform-channel-handle=2072 /prefetch:2
                        3⤵
                          PID:3012
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --always-read-main-dll --field-trial-handle=2500,i,7567725952906376228,5986523613390454596,262144 --variations-seed-version --mojo-platform-channel-handle=2444 /prefetch:8
                          3⤵
                            PID:2640
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --pdf-upsell-enabled --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --always-read-main-dll --field-trial-handle=3472,i,7567725952906376228,5986523613390454596,262144 --variations-seed-version --mojo-platform-channel-handle=3528 /prefetch:1
                            3⤵
                            • Uses browser remote debugging
                            PID:5152
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --instant-process --pdf-upsell-enabled --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --always-read-main-dll --field-trial-handle=3480,i,7567725952906376228,5986523613390454596,262144 --variations-seed-version --mojo-platform-channel-handle=3532 /prefetch:1
                            3⤵
                            • Uses browser remote debugging
                            PID:1204
                        • C:\Windows\SysWOW64\cmd.exe
                          "C:\Windows\system32\cmd.exe" /c timeout /t 11 & rd /s /q "C:\ProgramData\26xbs" & exit
                          2⤵
                          • System Location Discovery: System Language Discovery
                          PID:5092
                          • C:\Windows\SysWOW64\timeout.exe
                            timeout /t 11
                            3⤵
                            • System Location Discovery: System Language Discovery
                            • Delays execution with timeout.exe
                            PID:2180
                      • C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"
                        1⤵
                          PID:5064
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:6136
                          • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe"
                            1⤵
                              PID:3628

                            Network

                            MITRE ATT&CK Enterprise v16

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState

                              Filesize

                              414B

                              MD5

                              2594e5c989bbabd79830a0e1791a3da1

                              SHA1

                              7ccc93a988160a5d3e524de8662fdba7b96f24f9

                              SHA256

                              d212fac1f3a96413de654d061ec0eb9af72933e2e15bbcc018883a9aff55653b

                              SHA512

                              274faae58025bbd71c24aeb41b42974149eface2bccb7ab72ac2e16105916cb2afe4f382b4a151b93aa9a3c57ee3046130042d43ad830a9c37058c33c34c8dea

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                              Filesize

                              2B

                              MD5

                              d751713988987e9331980363e24189ce

                              SHA1

                              97d170e1550eee4afc0af065b78cda302a97674c

                              SHA256

                              4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                              SHA512

                              b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                              Filesize

                              80KB

                              MD5

                              6cc055a5efdade4ba3f9914a8a8101ed

                              SHA1

                              894b1460e7420ad2b50a5b7c6afd6cfbd8df3def

                              SHA256

                              bb17edaeb7f46490cab1c6c288258ba23b2cddce34409e6b0a9a7abcfff59093

                              SHA512

                              54dae931a43ba375bd4f6c69bd354b8f699c74c6e7f66b1f4193170cf77a5e5250000252de1b88d8df6bdc571f31c1919d778fd2f88f9c7ce8527bda564bcece

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                              Filesize

                              280B

                              MD5

                              0a33713f4320be61de2679c1a601e60e

                              SHA1

                              a0b7dea51f371e0a7766cdcc6463c7ee9509c94e

                              SHA256

                              c2bb2ec86ba57e4a72b66cc3d6bfae3337b86514f71e55833e987783f704193f

                              SHA512

                              3326c7e4df151133806d285d4d43da08d2d9cc6bc15d9645f25b31f127edf0d32af03f3d236622a56e573e7ead2a158a40813d6156e5f375413d808a248972e0

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                              Filesize

                              41KB

                              MD5

                              5893e2e00f7f9f6fe44fbc5054901bcd

                              SHA1

                              3f87ed0a5e174694c841d9e87d3306d6add01f2e

                              SHA256

                              8c0640b4e3cbbdbf64006af1e969a6c3e4558016b0311c283d0b93295109eae7

                              SHA512

                              7bf4335c1d06c285a5d0a0b8f5e903f2717f740f8bc4df6495e64536c579588d9745aa524ba0adf2032e22744d2426049204da4290b86df310a0f0c241b454a2

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                              Filesize

                              40KB

                              MD5

                              119a237f0201db2274973ef331ca1f5d

                              SHA1

                              284dbfc0db960f64def5f314de2380cac4f0d556

                              SHA256

                              407384efd148328f2f371a4a0b3c3106b0a20c844b6ef1377049cc9d6a6bf785

                              SHA512

                              885fdaf583a221de5c1edc45bcbc9b3644f2aaa94b1c57edfdc38f84072596e2b39b54ce1d29ae6264dc0840a9066ec61ce2d09ac2d5b98a8b1fe20ed388ad38