Analysis

  • max time kernel
    1681s
  • max time network
    1796s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 17:09

General

  • Target

    https://4c20a669.820c6be6b16a6e9d7286f143.workers.dev?qrc=befordmontrose-env.com

Malware Config

Signatures

  • Detected potential entity reuse from brand MICROSOFT.
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 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 https://4c20a669.820c6be6b16a6e9d7286f143.workers.dev?qrc=befordmontrose-env.com
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3964
    • 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:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff83d9846f8,0x7ff83d984708,0x7ff83d984718
      2⤵
        PID:2736
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2144 /prefetch:2
        2⤵
          PID:4044
        • 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 --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2208 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:844
        • 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 --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2848 /prefetch:8
          2⤵
            PID:4360
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3328 /prefetch:1
            2⤵
              PID:3212
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3348 /prefetch:1
              2⤵
                PID:264
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4692 /prefetch:1
                2⤵
                  PID:4464
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3772 /prefetch:1
                  2⤵
                    PID:4948
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5292 /prefetch:8
                    2⤵
                      PID:1792
                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5292 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3512
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5180 /prefetch:1
                      2⤵
                        PID:4180
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5196 /prefetch:1
                        2⤵
                          PID:4400
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5844 /prefetch:1
                          2⤵
                            PID:2188
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5936 /prefetch:1
                            2⤵
                              PID:1840
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5784 /prefetch:1
                              2⤵
                                PID:3108
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4704 /prefetch:1
                                2⤵
                                  PID:4440
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2128,2834355025043573025,18222943492019227832,131072 --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 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3948 /prefetch:2
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:1852
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:4424
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:900

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

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

                                    Filesize

                                    152B

                                    MD5

                                    85ba073d7015b6ce7da19235a275f6da

                                    SHA1

                                    a23c8c2125e45a0788bac14423ae1f3eab92cf00

                                    SHA256

                                    5ad04b8c19bf43b550ad725202f79086168ecccabe791100fba203d9aa27e617

                                    SHA512

                                    eb4fd72d7030ea1a25af2b59769b671a5760735fb95d18145f036a8d9e6f42c903b34a7e606046c740c644fab0bb9f5b7335c1869b098f121579e71f10f5a9c3

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

                                    Filesize

                                    152B

                                    MD5

                                    7de1bbdc1f9cf1a58ae1de4951ce8cb9

                                    SHA1

                                    010da169e15457c25bd80ef02d76a940c1210301

                                    SHA256

                                    6e390bbc0d03a652516705775e8e9a7b7936312a8a5bea407f9d7d9fa99d957e

                                    SHA512

                                    e4a33f2128883e71ab41e803e8b55d0ac17cbc51be3bde42bed157df24f10f34ad264f74ef3254dbe30d253aca03158fde21518c2b78aaa05dae8308b1c5f30c

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                    Filesize

                                    96B

                                    MD5

                                    c2c6783d8302175b4f542e8747d44482

                                    SHA1

                                    9552d96c98d7c4990203ccd9074c7e792322327b

                                    SHA256

                                    153f3431423e019a282f9422cfc559c39460c8e13eac829e94aca0104e87610a

                                    SHA512

                                    4b8b069171949846497e428e20b5858bc84c18f6a61aa29af01aacb567ebf852540136d47863bb04d518e5bca8038285f91a0b05b2a64ad3069a1e1dc41ebc6e

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                    Filesize

                                    168B

                                    MD5

                                    46646d0838692d50d4fc18992113ba28

                                    SHA1

                                    5dedc78c36caabbb01cbe6019d9ab1c6afd49b71

                                    SHA256

                                    b16bf2c0db222c6f5e9b176cdd1298feacc33a7661d6d53d617db3f4f6642abb

                                    SHA512

                                    b1a1542092ed1559235d3147befdd652d0a96d549a939ba4b9e0c169d9c52455dbef30fe4a02f11817913ac5e9fb931f0b5f103c0bd7c8787e866492eb3ab27b

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

                                    Filesize

                                    976B

                                    MD5

                                    f7d48aa4e9733adbc898f1d3bdb5a9a2

                                    SHA1

                                    60ac105c1f89aaedb529865311d79d64a4e3b9a4

                                    SHA256

                                    4f301a12a41a24f28cb1d9446b841be1c080479987c8323557b4b7cd24d2fc17

                                    SHA512

                                    3cfe1555833f6cd2b8c4308cb9b8d332746077d89e4bacd3ce8048158c78d20a23a926fb4601a9f44c9911981022f073a195c70a85dcb2ef3c9db2506a28f0a7

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

                                    Filesize

                                    296B

                                    MD5

                                    2cbc30a8f0cbcfc38bba87e9a3bdbafd

                                    SHA1

                                    9f3d782eb8607ecfbc2eb6a5b76204045a720bf2

                                    SHA256

                                    15760fef9ebd67514c75c5abc772f096145a22b47e65e3da4e3d8513129156d1

                                    SHA512

                                    e90eb9eacd8e761e30c62dbbaa5f6c7856d058745f3c9627408b3d3a164a7081aab6130049fadf350d5a049c948d86db7bb33398cbff35d25aab9733480985e5

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

                                    Filesize

                                    6KB

                                    MD5

                                    5f96c4965ef016792f849ef8a0acfa76

                                    SHA1

                                    82d972e39eb5d30dc7ac894c93c685a1ea947b52

                                    SHA256

                                    93079f114e5250b8296f4a8e64f046e89d64758c22426d5dc501b520ac8ae3fd

                                    SHA512

                                    24c6fd3b35012692e5e34c3a89a9cf028ef064f07ed19d937fd15977a2c5d1a2f640bc236777f654f319d2e62935445a1b515e6512c3cb654c744b3b73ca7801

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

                                    Filesize

                                    5KB

                                    MD5

                                    89aa15b6401f9d44eb055c7dbb32c240

                                    SHA1

                                    a38632697d54d5c53608afcbd490571e3bb5c414

                                    SHA256

                                    7d24741d81829c0dcd63a35e637070655cd3c5eacaf89e7b143f6a7466f28b5c

                                    SHA512

                                    0259f28b272097152f1180d37aee48829b87699cc32d25f7ac925a5d512cebf486fbe0afb706f9cd28f5af49fe22d4147781434f63e00b2578611d0e935fcf0b

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

                                    Filesize

                                    6KB

                                    MD5

                                    b2a91c23463c962c9b62b4cb2ea9e2a2

                                    SHA1

                                    7ee575d655c19dffadf2f9519c3454df7c590596

                                    SHA256

                                    2bf2a46ae89bfd9c042b92d80d49144326fe29284a3bd60e3416f8ac3a776fd8

                                    SHA512

                                    5b809a6d8a3fea4086c932a5be8303f99886179ea0a0e8e37185aafd86196991696ac8db89703fac2ff01efda169c4bff81926518959d12472ffdc8c1eaea3a2

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                    Filesize

                                    16B

                                    MD5

                                    6752a1d65b201c13b62ea44016eb221f

                                    SHA1

                                    58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                    SHA256

                                    0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                    SHA512

                                    9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                                    Filesize

                                    10KB

                                    MD5

                                    4b281c22d12e8c3a0299963b9f05ba55

                                    SHA1

                                    217ecc754bee6cfd88cd4fed47f5a35ef8f97de8

                                    SHA256

                                    2bc141245d528cb2dfa7063bf235210d557c92b736d34d1f09de2a73fd9623e7

                                    SHA512

                                    9eb4e97fca7d6f5fd5c40adb5174373bce614337182c10d6ac45bf6960268a62246eaa31efd364b44d521c4514c87f276ca68e509d248fce98b11083033ae9a7