Analysis

  • max time kernel
    1681s
  • max time network
    1685s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03/12/2024, 16:47

General

  • Target

    https://cdn.discordapp.com/attachments/1235764775841959936/1313213438260150332/loader.rar?ex=674f50d2&is=674dff52&hm=9f764eff3a7f6b8efa71ebf20aa16e2641e02ee1ebbc9145858d3356e29c050f&

Score
3/10

Malware Config

Signatures

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 12 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://cdn.discordapp.com/attachments/1235764775841959936/1313213438260150332/loader.rar?ex=674f50d2&is=674dff52&hm=9f764eff3a7f6b8efa71ebf20aa16e2641e02ee1ebbc9145858d3356e29c050f&
    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:4160
    • 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ff963ff3cb8,0x7ff963ff3cc8,0x7ff963ff3cd8
      2⤵
        PID:2708
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1912 /prefetch:2
        2⤵
          PID:4680
        • 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=1916,12573846691433171165,5259688532612985560,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2376 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3144
        • 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=1916,12573846691433171165,5259688532612985560,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2380 /prefetch:8
          2⤵
            PID:656
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --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=3272 /prefetch:1
            2⤵
              PID:3032
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --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=3292 /prefetch:1
              2⤵
                PID:4888
              • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4976 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:1984
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --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=5040 /prefetch:1
                2⤵
                  PID:2820
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4960 /prefetch:1
                  2⤵
                    PID:4472
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4060 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4508
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4036 /prefetch:1
                    2⤵
                      PID:4640
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5308 /prefetch:1
                      2⤵
                        PID:2908
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --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=5152 /prefetch:1
                        2⤵
                          PID:4596
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5768 /prefetch:8
                          2⤵
                          • NTFS ADS
                          • Suspicious behavior: EnumeratesProcesses
                          PID:2164
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1916,12573846691433171165,5259688532612985560,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=5140 /prefetch:2
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:3264
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:4832
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:3868

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

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

                            Filesize

                            152B

                            MD5

                            e9a2c784e6d797d91d4b8612e14d51bd

                            SHA1

                            25e2b07c396ee82e4404af09424f747fc05f04c2

                            SHA256

                            18ddbb93c981d8006071f9d26924ce3357cad212cbb65f48812d4a474c197ce6

                            SHA512

                            fc35688ae3cd448ed6b2069d39ce1219612c54f5bb0dd7b707c9e6f39450fe9fb1338cf5bd0b82a45207fac2fbab1e0eae77e5c9e6488371390eab45f76a5df1

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

                            Filesize

                            152B

                            MD5

                            1fc959921446fa3ab5813f75ca4d0235

                            SHA1

                            0aeef3ba7ba2aa1f725fca09432d384b06995e2a

                            SHA256

                            1b1e89d3b2f3da84cc8494d07cf0babc472c426ccb1c4ae13398243360c9d02c

                            SHA512

                            899d1e1b0feece25ac97527daddcaaeb069cb428532477849eba43a627502c590261f2c26fef31e4e20efd3d7eb0815336a784c4d2888e05afcf5477af872b06

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

                            Filesize

                            186B

                            MD5

                            094ab275342c45551894b7940ae9ad0d

                            SHA1

                            2e7ce26fe2eb9be641ae929d0c9cc0dfa26c018e

                            SHA256

                            ef1739b833a1048ee1bd55dcbac5b1397396faca1ad771f4d6c2fe58899495a3

                            SHA512

                            19d0c688dc1121569247111e45de732b2ab86c71aecdde34b157cfd1b25c53473ed3ade49a97f8cb2ddc4711be78fa26c9330887094e031e9a71bb5c29080b0d

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

                            Filesize

                            5KB

                            MD5

                            aa9588878a26c2cad2ab51424df1faea

                            SHA1

                            09d116c3f820777389c5d11b57dd6d7de164ff6e

                            SHA256

                            99e883b9e2260c2610d26f71711d36265e1d9d708fb9b5c291efd94596276a29

                            SHA512

                            bb05d12715714e372e83588256a19a8ecf26057b06e34b098dc93f001f91458144e1c8e804aad521e54d1c297805ed8ad5ee6cee99fc0df32c4de08aaa296f8f

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

                            Filesize

                            5KB

                            MD5

                            3020c56e63c4ee14ee0a516369b55cca

                            SHA1

                            2d7830867a36d715eae8020de62d4d7925ec2b28

                            SHA256

                            c7621c56554fb0cdf2ee129663aa275ea95567f534176d08016478b7d3eb3cbe

                            SHA512

                            17f0f94d7cd08224d4b051f90887c4b9321afd768cbb0d424554654c6fad0f96ba66be6cf3c5a6ed1ebd8e4f2143430e337c54fe02e807b776c7358bc2c509dd

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

                            Filesize

                            16B

                            MD5

                            46295cac801e5d4857d09837238a6394

                            SHA1

                            44e0fa1b517dbf802b18faf0785eeea6ac51594b

                            SHA256

                            0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                            SHA512

                            8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

                            Filesize

                            16B

                            MD5

                            206702161f94c5cd39fadd03f4014d98

                            SHA1

                            bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                            SHA256

                            1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                            SHA512

                            0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

                            Filesize

                            10KB

                            MD5

                            84dc89b2a79dc7abaeccbd676836422c

                            SHA1

                            cec383562bdad6a41c83ce8ed6d55920cc281cab

                            SHA256

                            6c673e6d1fd09799151ac9ceaaa1657768123ed94733715f8300569c16812a74

                            SHA512

                            85d94c9d0e0a2af541e877adb0dc7417d4529e0512d941b6931d06eba22381cee2916cbe724d4cb47615c01c3d05b3daa516779f2a63fb45f4f7e8f8a0eea605

                          • C:\Users\Admin\Downloads\loader.rar

                            Filesize

                            1.0MB

                            MD5

                            f6d1135c395da113314def20efea6c85

                            SHA1

                            a641c10c194f8cc34f26fe9a12d656619cb8a8a1

                            SHA256

                            b58842deaa853e59011739f6ab82a6245cd3dec185393a7adf4a98bf0fe4f3c7

                            SHA512

                            39523969edf07ea1661126e9806eaef502460770f1799af98341d788166d34bb51f9e78c8fd63e29ad285d19c9c274e384a65ce9b567223dbb84da6f6ade3698

                          • C:\Users\Admin\Downloads\loader.rar:Zone.Identifier

                            Filesize

                            218B

                            MD5

                            dcfd830a51a3b210a9c3de2f413658cd

                            SHA1

                            69dd961e70585fb614f9793fc21ceb904eae55f0

                            SHA256

                            d8cb1b072984ee9f54ccd5e9dcf64253acf65a2e949896ac441802e752f163b1

                            SHA512

                            ad9109fd0f68d278de8a784a50a8471f9780115999efff4e74c3b2ec22319b97b906bc61040531a404c303d6fa8bcf8a9c6bd6b808277f9cfdc109ffa9e7b081