Analysis

  • max time kernel
    130s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/12/2024, 22:15

General

  • Target
    https://gofile.io/d/Dmq7NE
  • Sample241217-16feaaznet

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Nanocore family
  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument https://gofile.io/d/Dmq7NE
    1⤵
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2840
    • 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:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffa1a8146f8,0x7ffa1a814708,0x7ffa1a814718
      2⤵
        PID:3900
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2116 /prefetch:2
        2⤵
          PID:3472
        • 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 --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2452 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3568
        • 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 --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2844 /prefetch:8
          2⤵
            PID:3832
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3352 /prefetch:1
            2⤵
              PID:1908
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3380 /prefetch:1
              2⤵
                PID:2904
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4652 /prefetch:1
                2⤵
                  PID:432
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4140 /prefetch:1
                  2⤵
                    PID:2152
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4724 /prefetch:8
                    2⤵
                      PID:2128
                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4724 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:444
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5512 /prefetch:1
                      2⤵
                        PID:852
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5572 /prefetch:1
                        2⤵
                          PID:2616
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5328 /prefetch:8
                          2⤵
                            PID:228
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5308 /prefetch:1
                            2⤵
                              PID:3764
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6052 /prefetch:1
                              2⤵
                                PID:2656
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6076 /prefetch:1
                                2⤵
                                  PID:4332
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6420 /prefetch:8
                                  2⤵
                                    PID:2440
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5712 /prefetch:8
                                    2⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:3116
                                  • C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe
                                    "C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe"
                                    2⤵
                                    • Executes dropped EXE
                                    • Adds Run key to start application
                                    • Checks whether UAC is enabled
                                    • Drops file in Program Files directory
                                    • System Location Discovery: System Language Discovery
                                    • NTFS ADS
                                    • Suspicious behavior: EnumeratesProcesses
                                    • Suspicious behavior: GetForegroundWindowSpam
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:3976
                                  • C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe
                                    "C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe"
                                    2⤵
                                    • Executes dropped EXE
                                    • System Location Discovery: System Language Discovery
                                    PID:4556
                                  • C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe
                                    "C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe"
                                    2⤵
                                    • Executes dropped EXE
                                    • System Location Discovery: System Language Discovery
                                    PID:5144
                                  • C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe
                                    "C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe"
                                    2⤵
                                    • Executes dropped EXE
                                    • System Location Discovery: System Language Discovery
                                    PID:5784
                                  • C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe
                                    "C:\Users\Admin\Downloads\XtasyExecutorV1.0.exe"
                                    2⤵
                                    • Executes dropped EXE
                                    • System Location Discovery: System Language Discovery
                                    PID:5820
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2108,6865267263061312159,9283416137726573171,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5848 /prefetch:2
                                    2⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:6012
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:4980
                                  • C:\Windows\System32\CompPkgSrv.exe
                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                    1⤵
                                      PID:2356

                                    Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          XtasyExecutorV1.0.exe.log

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\XtasyExecutorV1.0.exe.log
                                          • Size 496B
                                          • SHA256 e248cef9500ed6e0c9f99d72a2a6a36955a5f0cfc0725748ef25a733cc8282f6
                                          • MD5 SHA1 SHA512

                                          settings.dat

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                          • Size 152B
                                          • SHA256 467b8cd4aacac66557712f9843023dcedefcc26efc746f3e44157bc8dac73812
                                          • MD5 SHA1 SHA512

                                          settings.dat

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                          • Size 152B
                                          • SHA256 d86eec91f295dfda8ed1c5fa99de426f2fe359282c7ebf67e3a40be739475d73
                                          • MD5 SHA1 SHA512

                                          the-real-index

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                                          • Size 144B
                                          • SHA256 8e034b3fe011ece135afc3187227dba678b6fbe576b6ad1a23de4fc68454ffa6
                                          • MD5 SHA1 SHA512

                                          Network Persistent State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                                          • Size 391B
                                          • SHA256 3f28f1593628cfb46518b9252683e3a8b0bfb921021be4c6ae413f114ccbb517
                                          • MD5 SHA1 SHA512

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                          • Size 6KB
                                          • SHA256 63229709d8e71c47abf44a6ce776cb69325a7f2973554d39cbcc5e3eb9b77b44
                                          • MD5 SHA1 SHA512 SSDEEP

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                          • Size 5KB
                                          • SHA256 5f7b8ed2ab3849b3646c2ad3c940012a3d700d8ad826d277be0ca7fb5ffe50e3
                                          • MD5 SHA1 SHA512 SSDEEP

                                          CURRENT

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                          • Size 16B
                                          • SHA256 1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167
                                          • MD5 SHA1 SHA512

                                          CURRENT

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                          • Size 16B
                                          • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                          • MD5 SHA1 SHA512

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                          • Size 10KB
                                          • SHA256 4a2c30d302bf9f08a4ff1d464e5e97c7c0b8eff2b9a94a2e42741531aee7f862
                                          • MD5 SHA1 SHA512 SSDEEP

                                          efed2bf5-7487-47f7-920e-6cfc3e3d50d3.tmp

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\efed2bf5-7487-47f7-920e-6cfc3e3d50d3.tmp
                                          • Size 10KB
                                          • SHA256 f552856ce840c33c08b618f7da50c93ab2457bd4d043748437160048399d2d0b
                                          • MD5 SHA1 SHA512 SSDEEP

                                          Unconfirmed 429668.crdownload

                                          • Path C:\Users\Admin\Downloads\Unconfirmed 429668.crdownload
                                          • Size 203KB
                                          • SHA256 2d73aa44284a435c2cc78b6a80a4326f42a28dfa598e5dfd20ba3f612afdcd37
                                          • MD5 SHA1 SHA512 SSDEEP