Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 18:15

General

  • Target

    http://mail.medgate.com/wf/open?upn=u001.xPKdG7DIDBRNWMoHAlI-2F9zijGQHlcZ5-2BLYAtIo-2Fos0ExJZTYCN7F-2FMetZ7SgVGymde1HcEMU3mcHOM0E4mc2QhYhNQtym5gp7-2FUlxAN6hPaSN4RkjbdcoRkTVP-2Bx-2BoUPsRpsY0QMJQ7musvAijJZ5ix-2FGuXG2NRYlg6nqsjedZA8M59f7W7yWilDHFwXok9tNU7gW1IK-2Bfo64LWaxij6cMtUFEgKZhaN5XOd-2BKqZOmw-3D

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://mail.medgate.com/wf/open?upn=u001.xPKdG7DIDBRNWMoHAlI-2F9zijGQHlcZ5-2BLYAtIo-2Fos0ExJZTYCN7F-2FMetZ7SgVGymde1HcEMU3mcHOM0E4mc2QhYhNQtym5gp7-2FUlxAN6hPaSN4RkjbdcoRkTVP-2Bx-2BoUPsRpsY0QMJQ7musvAijJZ5ix-2FGuXG2NRYlg6nqsjedZA8M59f7W7yWilDHFwXok9tNU7gW1IK-2Bfo64LWaxij6cMtUFEgKZhaN5XOd-2BKqZOmw-3D
    1⤵
    • 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 SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4316
    • 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=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffdef29cc40,0x7ffdef29cc4c,0x7ffdef29cc58
      2⤵
        PID:3184
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1924,i,12220390981839132912,222356571686773342,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1920 /prefetch:2
        2⤵
          PID:2484
        • 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 --no-appcompat-clear --field-trial-handle=2152,i,12220390981839132912,222356571686773342,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2172 /prefetch:3
          2⤵
            PID:1404
          • 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 --no-appcompat-clear --field-trial-handle=2240,i,12220390981839132912,222356571686773342,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2580 /prefetch:8
            2⤵
              PID:4112
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3036,i,12220390981839132912,222356571686773342,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3068 /prefetch:1
              2⤵
                PID:1152
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3040,i,12220390981839132912,222356571686773342,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3300 /prefetch:1
                2⤵
                  PID:4512
                • 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 --no-appcompat-clear --field-trial-handle=4592,i,12220390981839132912,222356571686773342,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4548 /prefetch:8
                  2⤵
                    PID:3728
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --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 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=984,i,12220390981839132912,222356571686773342,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4972 /prefetch:8
                    2⤵
                    • Drops file in System32 directory
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3516
                • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                  "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                  1⤵
                    PID:3768
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:3312

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

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

                      Filesize

                      649B

                      MD5

                      390b6da86fdc1bddb3f0a566e3659ad2

                      SHA1

                      9365e68e38092153d17120d36198fd97ec3a3d1a

                      SHA256

                      c337eff016c1c2d40c73c59febd89a78c1d99bd368e2f38c21ff9ff6b95bc6b6

                      SHA512

                      8cb02fa71ff8601ff085644d1d16872c72a15d30d8dd6191f5e929ceee607f6c46e6abc4bfebdb8ed06c1fe2d58d81465c273694b923d0e3b9d19642189f56bb

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

                      Filesize

                      1KB

                      MD5

                      8659b4e10794ac526f18d39409531915

                      SHA1

                      f8d2bffbe0b88072e864064a358b8bda53e1c3fe

                      SHA256

                      ab4cdfc3d2439903cd151adb06ea4960df3a5737c31d7f3099f484cf02706316

                      SHA512

                      0da7273e6d85af4a13e6c761f868ec59b13795ea15c944be578cf1cac2a969b798bd9260a591b255aa3a20d4afa2721eccafc36a6864d55bda5a0d8299e62009

                    • 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\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      2cf07aa64caf49ff038692e25e030be8

                      SHA1

                      45dc8110d5eb8dbfba7385920b3313f46dbe654a

                      SHA256

                      f7d4c0ec65dd37cb65c79c4f6996bee6bf6476edbe6e233207e2707c4229d38c

                      SHA512

                      e38db68f963ff7a3d6a97cb9f405ea6bea304418d691063297549ad6b2cd0bd7a2b1a71725e101692ffae9ff968f535a4ba898c3c0f66846ee557f5cf7e99bd3

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

                      Filesize

                      9KB

                      MD5

                      56451d433d550989c954b7f23c7b4cb9

                      SHA1

                      c798dbdd9a381a4c185144e72175024e3b398f9f

                      SHA256

                      83b0b08452caabc2aef029f243fdba3b0e204254fc856672b95bfdfd7e6883f5

                      SHA512

                      0e0429354c1fe73b39af36e9cfa4067d35d1177fd551c2e819a46a52ff1180ed293df81c77b5b8a7d2d50df46541522297a3419d889082278af6005280df2d66

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

                      Filesize

                      9KB

                      MD5

                      24854e706e607e5268ed53b2d7850d9d

                      SHA1

                      a67f016ff8e0f0d1d2f7fee59119b9c08df4a11c

                      SHA256

                      0ba4e5d9e00ace0281b42a075176dcba7f460f3b239432eb0becbb7c44b1ef05

                      SHA512

                      1021c8d545a59d7a463416b7080d5a89a9bc1351004fcf090b6b3aaf6853550598ab3e91d19709db76326a1536037b5e01e6b2fbff4af1193d882eedcfa3e2f1

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

                      Filesize

                      9KB

                      MD5

                      be1f154e67c691577f6531aa70be2c02

                      SHA1

                      35234c438b89b9d732aff189f90348d5cb3e7598

                      SHA256

                      80cef268fc55ec847144bff9cb19f6d51e11d3e8d1ac73351fc92856083f8dcd

                      SHA512

                      d6b5ca9a6791e2880d6a1a8cec84f0ae99e77eef37033664b84d6eb34af8df4df729a25f9e0ace20f933ad88d2a522ac1c83e6417707bccc8339c9413fdf2f40

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

                      Filesize

                      9KB

                      MD5

                      545973d83e3a3c696018b8d8dceebafa

                      SHA1

                      7b1f2df94ebaf66ae65c24603770dda273358a34

                      SHA256

                      d4a60f5c6757d6ef99771eb997ccfa678e6d7c635c6f1341c6f9aca494c06bb9

                      SHA512

                      e7c0476bf56b752428f4bd2911e8425aa352f4845c4bebad8231d54e052652367f70d68da8c1e08216babca9035e2b0ae1b52240dd80420749ad798db555341f

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

                      Filesize

                      9KB

                      MD5

                      e16c3ca2e3f7b7353452629ea96442f3

                      SHA1

                      7541e408e14573175b2c125145b8b08ce5096886

                      SHA256

                      6953e0074fdf6c0bf4ddca11685d9792587ee430fcbab655bb73e842b0548bd6

                      SHA512

                      430c3c9398cd9ab5865dd6a24712323c934feab5f22632e636548d6ae7c6c710bb5d0ffa7138211304c1d0fe050eece1716d248429e7463195049caea04e358d

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

                      Filesize

                      9KB

                      MD5

                      d36a0bf290690f2f742fecbd5b055a20

                      SHA1

                      41b02e1f946bf030d3290ce1b0b43951ef03dd8f

                      SHA256

                      c811fded66cb4238130f555c4667152f26947a8f95894acdee4a34cd283eea72

                      SHA512

                      8fe5b28e7f4bb54d46bee7a8363a08468e5636a534148c6e1ef6d2bd32180b11be16aae44d8a9561feaf75ed8445163f968bf54fd423c1455a3a3b837fb5df17

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

                      Filesize

                      9KB

                      MD5

                      f4714b23f9a925f2dc67fd80380bca21

                      SHA1

                      c2b501ec17aeade54e088a921b666fd122205e39

                      SHA256

                      edf5c444893c5a1b6747af73d87b766c40bc1a11058176955bf33a67dacb9562

                      SHA512

                      28daebb93fc7223bafb6100a49390ebc5e7b0b973c1fecc2b699e7d0e9efff0fc7fd5bd9223f9e4042b41a688f661a3bf5102ed2bfc3314eb4c0121f19d58206

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

                      Filesize

                      99KB

                      MD5

                      253e41108870692f945a661477979b3c

                      SHA1

                      a88aa0f40f55a81e55e62521e97d53ef1ac9b0a8

                      SHA256

                      382c985d8867954c37998fb5bbc6ce0e54e57489f6af9b1eb05d8132d0438768

                      SHA512

                      58e248c401391ce3ede31164345029779501f06caa2c9ffb1d656c2aa1f965f72954a93f986cfab623b8c9204c80139e2bf150f1d2e0170d75d2c411637a8f90

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

                      Filesize

                      99KB

                      MD5

                      ae23777ecdaa8ef7381a6f4448b7c85d

                      SHA1

                      115c6f149f2a8d1cc8737aa85cab3e5a71f46a9c

                      SHA256

                      6f03d210fccd0a4a44edf39d4509e1ba4feaf72e0210fa6fe45e446be401adf6

                      SHA512

                      160990c1c2d4ca05d4731c6b806f8b43b0fec8bac39ead72471b0772850c043ab73c49b0921535656517c82c4f1f1a95369aa1b3b0dbc85bb57c208925aa71d4