Analysis

  • max time kernel
    34s
  • max time network
    34s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/04/2025, 17:06

General

  • Target
    http://myappstcs.com/
  • Sample250401-vmfcaaswf1
Score
4/10

Malware Config

Signatures

  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 25 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 http://myappstcs.com/
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3040
    • 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=0x23c,0x240,0x244,0x238,0x298,0x7ff96a35f208,0x7ff96a35f214,0x7ff96a35f220
      2⤵
        PID:6028
      • 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=1752,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=2220 /prefetch:3
        2⤵
          PID:5340
        • 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=2180,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=2176 /prefetch:2
          2⤵
            PID:2732
          • 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=2464,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=2452 /prefetch:8
            2⤵
              PID:4348
            • 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 --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=3444,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=3468 /prefetch:1
              2⤵
                PID:4864
              • 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 --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=3452,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=3492 /prefetch:1
                2⤵
                  PID:5080
                • 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 --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=7 --always-read-main-dll --field-trial-handle=3408,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=5000 /prefetch:1
                  2⤵
                    PID:5344
                  • 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 --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=4328,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=5204 /prefetch:8
                    2⤵
                      PID:944
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=4764,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=5252 /prefetch:8
                      2⤵
                        PID:1172
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=PooledProcess2 --lang=en-US --service-sandbox-type=utility --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=4992,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=5548 /prefetch:8
                        2⤵
                          PID:1776
                        • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\identity_helper.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=5548,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=5600 /prefetch:8
                          2⤵
                            PID:1924
                          • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=5548,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=5600 /prefetch:8
                            2⤵
                              PID:772
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=6184,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=6212 /prefetch:8
                              2⤵
                                PID:1976
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=PooledProcess2 --lang=en-US --service-sandbox-type=utility --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=6312,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=6240 /prefetch:8
                                2⤵
                                  PID:1072
                                • 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 --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=16 --always-read-main-dll --field-trial-handle=6044,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=5980 /prefetch:1
                                  2⤵
                                    PID:2580
                                  • 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 --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=17 --always-read-main-dll --field-trial-handle=6308,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=6452 /prefetch:1
                                    2⤵
                                      PID:5024
                                    • 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 --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=18 --always-read-main-dll --field-trial-handle=6560,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=6568 /prefetch:1
                                      2⤵
                                        PID:4992
                                      • 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 --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=19 --always-read-main-dll --field-trial-handle=6764,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=6748 /prefetch:1
                                        2⤵
                                          PID:2292
                                        • 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.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=6976,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=6968 /prefetch:8
                                          2⤵
                                            PID:5032
                                          • 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.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=7016,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=6712 /prefetch:8
                                            2⤵
                                              PID:512
                                            • 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.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --video-capture-use-gpu-memory-buffer --string-annotations --always-read-main-dll --field-trial-handle=6996,i,13711030826290509837,7350666219198029872,262144 --variations-seed-version --mojo-platform-channel-handle=7032 /prefetch:8
                                              2⤵
                                                PID:5552
                                            • 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:5840
                                              • C:\Windows\system32\cmd.exe
                                                C:\Windows\system32\cmd.exe /c "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window --win-session-start
                                                1⤵
                                                  PID:2580
                                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window --win-session-start
                                                    2⤵
                                                      PID:840

                                                  Network

                                                        MITRE ATT&CK Enterprise v15

                                                        Replay Monitor

                                                        Loading Replay Monitor...

                                                        Downloads

                                                        settings.dat

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                                        • Size 280B
                                                        • SHA256 ba336ffd1b01965d7ab0e5fac5415e43cb594139c76b19e4c0d9b5b3b67c1e93
                                                        • MD5 SHA1 SHA512

                                                        f_000094

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\Cache_Data\f_000094
                                                        • Size 216KB
                                                        • SHA256 e990d9d31c4c7d57dd4795e43baea05501fb6ea8b7760f89001be660425dd01b
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        SiteList-Enterprise.json

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\SiteList-Enterprise.json
                                                        • Size 2B
                                                        • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                                        • MD5 SHA1 SHA512

                                                        HubApps

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\HubApps
                                                        • Size 107KB
                                                        • SHA256 b3efd9d75856016510dd0bdb5e22359925cee7f2056b3cde6411c55ae8ae8ee5
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        SCT Auditing Pending Reports

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports
                                                        • Size 2B
                                                        • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                                        • MD5 SHA1 SHA512

                                                        Sdch Dictionaries

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries
                                                        • Size 40B
                                                        • SHA256 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
                                                        • MD5 SHA1 SHA512

                                                        Preferences

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                                        • Size 16KB
                                                        • SHA256 24a91f3be9bc0cc4d40f8594c15a1168293930a86229bc5a0a90c587f6617504
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        Secure Preferences

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                                        • Size 36KB
                                                        • SHA256 c2b3644cc17a143076b4147283353aab18a7450391ebc34057da00b43b34a9fb
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        sync_diagnostic.log

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                                        • Size 22KB
                                                        • SHA256 93fefa7c0b42272d1892baa3b08d554533a5e04bef37175f490bb1b7777acc30
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        Local State

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                        • Size 40KB
                                                        • SHA256 282930427091d0bf6634c58bd7a8ff0a15c2dc47d8afd1bf1229dde2d79f13d1
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        Local State

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                        • Size 40KB
                                                        • SHA256 ecaece273bbdf021c7156aa796f1c5d9b511c0085642d8a95c3a47a226aa4cb5
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        ghbmnnjooekpmoecnnnilnnbdlolhkhi_1.fa2232917a5656ea4f811936561ea6b7c92b3c0004c5e08ecb97636d3afc6f72

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\ghbmnnjooekpmoecnnnilnnbdlolhkhi_1.fa2232917a5656ea4f811936561ea6b7c92b3c0004c5e08ecb97636d3afc6f72
                                                        • Size 152KB
                                                        • SHA256 fa2232917a5656ea4f811936561ea6b7c92b3c0004c5e08ecb97636d3afc6f72
                                                        • MD5 SHA1 SHA512 SSDEEP

                                                        5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                                        • Size 2KB
                                                        • SHA256 dda4465d29044f01965ef41051704a15080dc5ebffb4651e735d1cb1df00b091
                                                        • MD5 SHA1 SHA512