Analysis

  • max time kernel
    18s
  • max time network
    20s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/04/2025, 18:43

General

  • Target

    Rel3aseUi/ReleaseUi.exe

  • Size

    81KB

  • MD5

    41c2401a4ecf9c80796e534d388e56cd

  • SHA1

    e844e6b178ef8191ce189c0e632dc7fdb2947db3

  • SHA256

    0e5a768a611a4d0ed7cb984b2ee790ad419c6ce0be68c341a2d4f64c531d8122

  • SHA512

    6f7d365f10b45cc88d8968020f6232974398cc1b46710bf650c5aa162c40d48fef0a035b29fc1b0271d4f69410fbca1b4a4119d816eeec205043175981429071

  • SSDEEP

    1536:dEV+sOWSnk3uXcieWN8WBnc1br8zlZAHaG8CaWCMp+O7Xg5U:dEV+sFSkMxRnc1br8j0aCCMXL7

Malware Config

Extracted

Family

vidar

Version

13.5

Botnet

eb17a39311b2fbc653bb6a88c15634e4

C2

https://t.me/v00rd

https://steamcommunity.com/profiles/76561199846773220

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 Chrome/132.0.0.0 Safari/537.36 OPR/117.0.0.0

Signatures

  • Detect Vidar Stealer 23 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Uses browser remote debugging 2 TTPs 8 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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.

  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Enumerates system info in registry 2 TTPs 5 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Rel3aseUi\ReleaseUi.exe
    "C:\Users\Admin\AppData\Local\Temp\Rel3aseUi\ReleaseUi.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5440
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ServiceModelReg.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ServiceModelReg.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4760
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --profile-directory="Default"
        3⤵
        • Uses browser remote debugging
        • 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:4940
        • 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=0x100,0x104,0x108,0xdc,0x10c,0x7ff8aa81dcf8,0x7ff8aa81dd04,0x7ff8aa81dd10
          4⤵
            PID:5012
          • 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=1548,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=2072 /prefetch:3
            4⤵
              PID:3296
            • 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=2012,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=2068 /prefetch:2
              4⤵
                PID:1868
              • 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=2360,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=2512 /prefetch:8
                4⤵
                  PID:5056
                • 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=3236,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=3252 /prefetch:1
                  4⤵
                  • Uses browser remote debugging
                  PID:5092
                • 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=3280,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=3296 /prefetch:1
                  4⤵
                  • Uses browser remote debugging
                  PID:4428
                • 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=4252,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=4284 /prefetch:2
                  4⤵
                  • Uses browser remote debugging
                  PID:5672
                • 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=4584,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=4680 /prefetch:1
                  4⤵
                  • Uses browser remote debugging
                  PID:1324
                • 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=4236,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=5296 /prefetch:8
                  4⤵
                    PID:3536
                  • 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=5484,i,4699291644394292271,12598702274035336851,262144 --variations-seed-version=20250314-050508.937000 --mojo-platform-channel-handle=5236 /prefetch:8
                    4⤵
                      PID:6016
                  • 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"
                    3⤵
                    • Uses browser remote debugging
                    • Enumerates system info in registry
                    PID:5736
                    • 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,0x240,0x244,0x238,0x268,0x7ff8a99af208,0x7ff8a99af214,0x7ff8a99af220
                      4⤵
                        PID:4056
                      • 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=1892,i,4767629450802669651,12337471251017510891,262144 --variations-seed-version --mojo-platform-channel-handle=2216 /prefetch:3
                        4⤵
                          PID:6096
                        • 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,4767629450802669651,12337471251017510891,262144 --variations-seed-version --mojo-platform-channel-handle=2176 /prefetch:2
                          4⤵
                            PID:2356
                          • 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=2540,i,4767629450802669651,12337471251017510891,262144 --variations-seed-version --mojo-platform-channel-handle=2684 /prefetch:8
                            4⤵
                              PID:5336
                            • 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=3556,i,4767629450802669651,12337471251017510891,262144 --variations-seed-version --mojo-platform-channel-handle=3592 /prefetch:1
                              4⤵
                              • Uses browser remote debugging
                              PID:5720
                            • 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=3564,i,4767629450802669651,12337471251017510891,262144 --variations-seed-version --mojo-platform-channel-handle=3600 /prefetch:1
                              4⤵
                              • Uses browser remote debugging
                              PID:1800
                      • 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:2188
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:5876
                          • 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:1888

                            Network

                            MITRE ATT&CK Enterprise v16

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

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

                              Filesize

                              414B

                              MD5

                              3e22c7759f0ea2302f823e2b17f7247f

                              SHA1

                              83a4ba5cc7d625f169aa8bb48f8eb714d27d0f1b

                              SHA256

                              0ffc9595f2e1c2ea80aa3b509aeffc930f1d178a91167473f50a1bc1b37fe410

                              SHA512

                              5eb62a939150096638dc684b43e2fa354b61a03810e8fac89e7bf4bbf2881e2b5fec6dbff6a0ba7317e78aa25c90f675d1493b23a57206e2a48d3d079de9e3bf

                            • 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

                              79KB

                              MD5

                              7ba1fa5e1cbe359ddb857829b96f475f

                              SHA1

                              bfafaddfa3a4c1d38bae2681df1444b7f95c4a76

                              SHA256

                              745f5d022622316ab032ffb950c74f67737e5ca73a61805f476d9751af198f52

                              SHA512

                              4a5eb0652fd2e67b76f401a0254ca110074bad0e80fdc266f55810fed08b134ef94d3270eebeebdf03275316f4f40bde11098573a0b45167b5da2465e954c3c1

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

                              Filesize

                              280B

                              MD5

                              8625e8ce164e1039c0d19156210674ce

                              SHA1

                              9eb5ae97638791b0310807d725ac8815202737d2

                              SHA256

                              2f65f9c3c54fe018e0b1f46e3c593d100a87758346d3b00a72cb93042daf60a2

                              SHA512

                              3c52b8876982fe41d816f9dfb05cd888c551cf7efd266a448050c87c3fc52cc2172f53c83869b87d7643ce0188004c978570f35b0fcc1cb50c9fffea3dec76a6

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

                              Filesize

                              41KB

                              MD5

                              aafe550938d55de5b92cea0561e486de

                              SHA1

                              345bd3faf6be4fe9001460bca9ede1e4e23e57b1

                              SHA256

                              044c36b092bc0790d3eb2b4ecdbacd99db675e341a0d0c56d94e55c0ef611346

                              SHA512

                              61c46ef9013e77233a7742218a240ccd2d2d2fe7ce895ecaed2576e42e7d6dbe72326762ed672573f488bcf2ae512e8d8208c22615e756cec3e3bd301e68f40d

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

                              Filesize

                              40KB

                              MD5

                              10cb225ec060210b05c65c16f45fc5d0

                              SHA1

                              67d1ae2d413d0074de23a897ed85cbbdeb05f978

                              SHA256

                              117ac7d840c2a6a9067e37402745fc9183af6565340261a1c77be1afcf635ca8

                              SHA512

                              c2ca0a0926b907124c2260977b05d8db8c04a34da2bab2509d686ffff8c071704c677400c91575bff9d6264c28bb061b741cd5efc49a0ab597fb49f269031a26

                            • memory/4760-17-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-10-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-24-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-25-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-26-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-30-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-31-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-0-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-16-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-11-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-67-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-20-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-77-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-78-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-79-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-80-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-83-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-87-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-88-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-89-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-93-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-3-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/4760-2-0x0000000000400000-0x0000000000429000-memory.dmp

                              Filesize

                              164KB

                            • memory/5440-1-0x00007FF7900D0000-0x00007FF7900E9000-memory.dmp

                              Filesize

                              100KB