Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/09/2024, 21:36

General

  • Target

    http://content.brivity.com/ls/click?upn=u001.R7KrKJ3O7T8wVi56lNnC9bL509Wv-2Fl-2B8DHRbgZxUyG8-3Dh4rr_AF-2FijXZK-2FRzqlgYi3uRjKASZz2nbX7tRzOs6URi5BxNjGaCscR4h7P1ApsaOmoUQY8dFpXdL62OMyepUjpfBkACZINMFHLZyYez9vNRzWdEQkXyGp22CuAXfpoiTQt02VEP8Bic7NITbhSxk6vaB7XXhkvwnyZhHjApdjg5dO5TEUlRVOdgsH6ArmuY86Rl8cTWk64uQVg7tw5jLYKBpbg-3D-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 3 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://content.brivity.com/ls/click?upn=u001.R7KrKJ3O7T8wVi56lNnC9bL509Wv-2Fl-2B8DHRbgZxUyG8-3Dh4rr_AF-2FijXZK-2FRzqlgYi3uRjKASZz2nbX7tRzOs6URi5BxNjGaCscR4h7P1ApsaOmoUQY8dFpXdL62OMyepUjpfBkACZINMFHLZyYez9vNRzWdEQkXyGp22CuAXfpoiTQt02VEP8Bic7NITbhSxk6vaB7XXhkvwnyZhHjApdjg5dO5TEUlRVOdgsH6ArmuY86Rl8cTWk64uQVg7tw5jLYKBpbg-3D-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:2620
    • 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,0x100,0xd4,0x104,0x7ff85405cc40,0x7ff85405cc4c,0x7ff85405cc58
      2⤵
        PID:1876
      • 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=1972,i,10015022195748317584,5575035948476267444,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=1968 /prefetch:2
        2⤵
          PID:4712
        • 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=1808,i,10015022195748317584,5575035948476267444,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=2212 /prefetch:3
          2⤵
            PID:1308
          • 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=1232,i,10015022195748317584,5575035948476267444,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=2436 /prefetch:8
            2⤵
              PID:344
            • 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=3044,i,10015022195748317584,5575035948476267444,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3060 /prefetch:1
              2⤵
                PID:4524
              • 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=3220,i,10015022195748317584,5575035948476267444,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3200 /prefetch:1
                2⤵
                  PID:5040
                • 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=7 --field-trial-handle=4480,i,10015022195748317584,5575035948476267444,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3680 /prefetch:1
                  2⤵
                    PID:3420
                  • 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=4388,i,10015022195748317584,5575035948476267444,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=4756 /prefetch:8
                    2⤵
                      PID:3768
                    • 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=4444,i,10015022195748317584,5575035948476267444,262144 --variations-seed-version=20240802-050153.822000 --mojo-platform-channel-handle=3864 /prefetch:8
                      2⤵
                      • Drops file in System32 directory
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4404
                  • 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:2968
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:736

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\33501e1a-a86a-4a27-b701-a8d21cd93e81.tmp

                        Filesize

                        9KB

                        MD5

                        b7ef347ac7960dc031ffe5d830e9a64c

                        SHA1

                        c39eb51fc84413dee08864cb3789c5a247c64968

                        SHA256

                        5071295f9e32340d7a378a73098a8be415f32b03b2f87f46d319cb1b53d2a5d9

                        SHA512

                        01e74768349eaf0bc8f882c5de3765725f8adc5651b5a54a93c17f73fa5673902abcba59b95153b8a74b92cf9a2340bfc40caabf6c933d2febe74887d7887932

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\672bb060-23ee-4d7b-9e94-7430481a48e6.tmp

                        Filesize

                        9KB

                        MD5

                        e124864da425e76328d122998aa748d5

                        SHA1

                        97f3e2be9ac5b349dd3a2042f6edc70abe0a9e3f

                        SHA256

                        2c4a1c9c9e3b3d183992799c552a1e2953249df9ecfa130b35d9e5beae74bb0d

                        SHA512

                        88093db46bc22315b64a716899f93cf1989640bb34ce7711b368120e44d97071cb2ae7df446af2516d19af085b268431278fb301b1aeaf65b135afa9d054f58d

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

                        Filesize

                        649B

                        MD5

                        1517a45ccb97aadf2499a05e301c5e9f

                        SHA1

                        0074f0e0d0e268e4c392db2eb77062832a4dd8df

                        SHA256

                        1be3d23bc425c3bbb61fc4188b4951f17a29fff476d9cfe8959f7403d01790d3

                        SHA512

                        6200206863b03454324673b15afdd2ffc653720c04c6980887c5a9ed70d628697ca6ee180ef7b69bbb0f2f19d80dee0814839dde8135584d8fae9c2955c100c8

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

                        Filesize

                        1KB

                        MD5

                        e270d8b887abe8565e7705497ee6818f

                        SHA1

                        fd3db18fbca85b9514f2712fee017735feddfe88

                        SHA256

                        2c08ec246ae2ea6be946550ba1eda9ab956a60c7689479206a42d0a24276556d

                        SHA512

                        1fac98b40f22321c80949fa8e276f0ecd661f8545b7f9dad00a4029da6fc673b3e9c74b03dadb5e792f506fa7bdcef3918b63f918634654d2cb4eecac02140be

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

                        Filesize

                        1KB

                        MD5

                        f9cd135382a41a86d69bbf53806048fb

                        SHA1

                        ab80b9515b8e65047f49b3bd8387e7fef6662147

                        SHA256

                        b099f367691eb7f13f9a4816207d47c946cdab01690047da42b3ac16e9203fb7

                        SHA512

                        8373cf3ac462a2fcae076520793037ecb093fa7a301fdce7bc3953201a557862e09b62b5cfed068da1d39c00ccaf7649ad38ee640b1db74a6cc7c365930b151c

                      • 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

                        7ed5269fbccfea0e95d9d1f42685cdac

                        SHA1

                        a4302c73f677975271f247db6e97a26b09f0ae3b

                        SHA256

                        c0c4aef3544ba320873d79afb467f882ed282c311bd707acd67d007439f078ce

                        SHA512

                        861b0bcd5b6a48f8685f310d4b80d31a8ed3993adb813c1f326a6914e4939652c012cbc831c9de1c0aba9e3a369c6e585dc50081bc262ae56771e1440e2706ff

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

                        Filesize

                        9KB

                        MD5

                        3490883273111e9cee98cc7c2ac9d03d

                        SHA1

                        5ed1df4f4f6b905a45c4dc3a11fbc36a9c414dd0

                        SHA256

                        0726384c39603d327187109e69cc7e7b1f5202a5f719dde9b50d1b3c1901906b

                        SHA512

                        762603295cb6ccfd4f5375c816802ef8df4e35c80bfedb50e16f6a444cafcd27619d993e11929d4025d0918d815e73cee60a1e2a42f7821b217433c1208a8126

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

                        Filesize

                        9KB

                        MD5

                        12132275f0e7d9aacae8834bd1836792

                        SHA1

                        b7510894bb87b8013f168ac7daf76e1c147e5318

                        SHA256

                        af9e4a13fab56c8ee19843cfc767ef3ad510315731b9a76de13259cfff8e3467

                        SHA512

                        72e7adca076b1b737d436f9727cc37d7a0d6883934aca8e9782d9266fe2a4942fb240d9152fb92b3a2783c8a0c20af7f6167e8daba0bdd6869bd4bb783b12edb

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

                        Filesize

                        9KB

                        MD5

                        7ffe21f93277ffd0fc47ad32cd00b001

                        SHA1

                        178e2fb90e86802fab37ba73af23049d17119ca6

                        SHA256

                        be07b079d9e4842e70b9ba4e43708b4ae7a751544212893b9cc2b23dbe2fe04f

                        SHA512

                        335cdd3b1d8e404020260ef5dbff77dfc7b3c5539c9926466f5d83d2470207b31aa5f27a6d8ac4cc2e55fbdd7d2609a7850cf4e075d941a8a807674813338833

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

                        Filesize

                        9KB

                        MD5

                        22e41f84b7694143011c7aeefe4cf065

                        SHA1

                        81843a710a8763f7a502a2e3ba26c2c6ec5fa07d

                        SHA256

                        617cd8eea3292eac3c760aa6b74a1393c77c9f9c772b2a6d75eac71ef05f7ce2

                        SHA512

                        20ad9afd072c0d1c6d12c222a13f0dd40edeceb82b12a9672e722d9a8b81e43d7bdfa1c498c348bb28708015aee4af8c7ec98503df489c19b8c4e17226b995cd

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

                        Filesize

                        9KB

                        MD5

                        c16ed7f531ed9bfbdfd7b669d0a5fa27

                        SHA1

                        9a96f596d09a144827fee8630030e0e5745b12cf

                        SHA256

                        891c61460b8e913d49facbdc19dfd7b2f460afb9075cc79c7810cf10687be94b

                        SHA512

                        52ba004fbd060926fe8c697e0d639cb861d439a00836aa26d10def381fb7b52e7220797c785dfad50849a7afac47a63ca6f080a5f05d0e880bda023e14b8dce1

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

                        Filesize

                        99KB

                        MD5

                        9f2dbfa540b9b57c8b5f4a5f2d2000a9

                        SHA1

                        0609f126a1cbd22d4cc779a871a2271c381ac594

                        SHA256

                        0f8509ec3136fa51a910c0ea4ca3fca68c57e08d41ac67a36f33b51cdb984bcd

                        SHA512

                        ceb109529e4f609d300b0efb8f04b07601fbbb95949687c3eda60b2ee6c3c115dd55a1ff92b93b3eaa2be265e3ffaa08a0fd224b2dc5c61e06803914a46ff6da

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

                        Filesize

                        99KB

                        MD5

                        c9214d508660575e3aca9f216cd24f25

                        SHA1

                        9db9ed9e84416c0b4517f61239bca38178b4128a

                        SHA256

                        df339c6e8d36efead730adaf10e27734179715902c79401ff4684c5b1cef372b

                        SHA512

                        8fd2e03c39af1b4d589f83f3d8926043b7539572fe4d0223a1344b30afda95f15512d69042a98a877fe3a6c6eb285dc24a825c71d6a7477c597522d1cc7ec9bb