Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20251016-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20251016-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2025, 00:03

General

  • Target
    file.exe
  • Size 8.5MB
  • Sample251211-ab462stlem
  • SHA256 a84c53037ecf5ba9db3d05ed58d835a960973dfba8946c94e9bfa6838ee12a4b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vidar

Botnet
  • dadf4dfb4414faa707e84357dfba40dd

C2
  • https://steamcommunity.com/profiles/76561198761022496

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:140.0) Gecko/20100101 Firefox/140.0

Signatures

  • Detects Vidar Stealer 4 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • 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 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5536
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --profile-directory="Default"
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2244
      • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7fff1aebdcf8,0x7fff1aebdd04,0x7fff1aebdd10
        3⤵
          PID:5144
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --string-annotations --subproc-heap-profiling --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=1972,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=1968 /prefetch:2
          3⤵
            PID:436
          • 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 --subproc-heap-profiling --field-trial-handle=1576,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=2260 /prefetch:3
            3⤵
              PID:2480
            • 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 --subproc-heap-profiling --field-trial-handle=2388,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=2552 /prefetch:8
              3⤵
                PID:1336
              • 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 --subproc-heap-profiling --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=3196,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=3240 /prefetch:1
                3⤵
                  PID:3204
                • 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 --subproc-heap-profiling --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=3204,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=3252 /prefetch:1
                  3⤵
                    PID:5624
                  • 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 --disable-gpu-compositing --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=4228,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=4240 /prefetch:2
                    3⤵
                      PID:224
                    • 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 --subproc-heap-profiling --disable-gpu-compositing --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=3184,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=4532 /prefetch:1
                      3⤵
                        PID:5584
                      • 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 --string-annotations --subproc-heap-profiling --field-trial-handle=4776,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=4772 /prefetch:8
                        3⤵
                          PID:372
                        • 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 --string-annotations --subproc-heap-profiling --field-trial-handle=4808,i,13292432599244763978,14192648127283754706,262144 --variations-seed-version=20251016-090045.586000 --mojo-platform-channel-handle=4932 /prefetch:8
                          3⤵
                            PID:4832
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --profile-directory="Default"
                          2⤵
                          • Enumerates system info in registry
                          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
                          • Suspicious use of FindShellTrayWindow
                          • Suspicious use of WriteProcessMemory
                          PID:2252
                          • 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=0x2c8,0x2cc,0x2d0,0x2c4,0x2d8,0x7fff1ae9f208,0x7fff1ae9f214,0x7fff1ae9f220
                            3⤵
                              PID:216
                            • 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=1880,i,3458047809459792487,14882902440837876364,262144 --variations-seed-version --mojo-platform-channel-handle=2328 /prefetch:3
                              3⤵
                                PID:1944
                              • 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=2292,i,3458047809459792487,14882902440837876364,262144 --variations-seed-version --mojo-platform-channel-handle=2288 /prefetch:2
                                3⤵
                                  PID:5184
                                • 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=1952,i,3458047809459792487,14882902440837876364,262144 --variations-seed-version --mojo-platform-channel-handle=2632 /prefetch:8
                                  3⤵
                                    PID:2008
                                  • 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=3520,i,3458047809459792487,14882902440837876364,262144 --variations-seed-version --mojo-platform-channel-handle=3540 /prefetch:1
                                    3⤵
                                      PID:4156
                                    • 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 --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=3508,i,3458047809459792487,14882902440837876364,262144 --variations-seed-version --mojo-platform-channel-handle=3568 /prefetch:1
                                      3⤵
                                        PID:4544
                                  • 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:2784
                                    • 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:4808
                                      • 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:2020
                                        • 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:2168

                                          Network

                                                MITRE ATT&CK Enterprise v16

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                SCT Auditing Pending Reports

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

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                • Size 117KB
                                                • SHA256 0823868c26bb2f528587442196997605da4cd135bb0f409bbdc66e0e7153d6e7
                                                • MD5 SHA1 SHA512 SSDEEP

                                                35771bb7-1bf7-41f4-a124-42c60b277d89.tmp

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\35771bb7-1bf7-41f4-a124-42c60b277d89.tmp
                                                • Size 35KB
                                                • SHA256 00ea0cdefd5438009bb6a6b7e0843db6b1c41269c0931f77cd873c15c05ddfcb
                                                • MD5 SHA1 SHA512 SSDEEP

                                                settings.dat

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                                • Size 280B
                                                • SHA256 502d629a47554eea903ec1d625ce8f8455b10505212a994297976cf089dac722
                                                • MD5 SHA1 SHA512

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 36KB
                                                • SHA256 9189e702f674209bcf057a42b5f93ec9b26797a6f06068611b9c0fb5c0f999a7
                                                • MD5 SHA1 SHA512 SSDEEP

                                                memory/5536-0-0x0000000140000000-0x0000000140189000-memory.dmp

                                                memory/5536-1-0x0000000140000000-0x0000000140189000-memory.dmp

                                                memory/5536-25-0x0000000140000000-0x0000000140189000-memory.dmp

                                                memory/5536-146-0x0000000140000000-0x0000000140189000-memory.dmp

                                                memory/5536-158-0x0000000140000000-0x0000000140189000-memory.dmp