Resubmissions

08-12-2024 16:04

241208-th57gaykdv 8

08-12-2024 16:02

241208-tg7c5stjem 4

Analysis

  • max time kernel
    600s
  • max time network
    485s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08-12-2024 16:02

General

  • Target

    https://cdn.discordapp.com/attachments/1314626889100296202/1314627294555410472/Fisch_IRUS_v3.zip?ex=67566fd3&is=67551e53&hm=fd638904d1d4deb9f49344e97cd5dcb9a8bc64a86ff4da02be32ad084f1a61fd&

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/1314626889100296202/1314627294555410472/Fisch_IRUS_v3.zip?ex=67566fd3&is=67551e53&hm=fd638904d1d4deb9f49344e97cd5dcb9a8bc64a86ff4da02be32ad084f1a61fd&
    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:1920
    • 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,0x7ffe1d1f3cb8,0x7ffe1d1f3cc8,0x7ffe1d1f3cd8
      2⤵
        PID:3376
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1912 /prefetch:2
        2⤵
          PID:1860
        • 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=1896,10605226969751667684,9954702477615626516,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2388 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:420
        • 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=1896,10605226969751667684,9954702477615626516,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2804 /prefetch:8
          2⤵
            PID:4108
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --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=3284 /prefetch:1
            2⤵
              PID:3024
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --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=3316 /prefetch:1
              2⤵
                PID:2916
              • 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=1896,10605226969751667684,9954702477615626516,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4064 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:3272
              • 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=1896,10605226969751667684,9954702477615626516,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5636 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:2156
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --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=4824 /prefetch:1
                2⤵
                  PID:3700
                • 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=1896,10605226969751667684,9954702477615626516,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4052 /prefetch:8
                  2⤵
                  • NTFS ADS
                  • Suspicious behavior: EnumeratesProcesses
                  PID:972
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --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=5440 /prefetch:1
                  2⤵
                    PID:3524
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --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=5400 /prefetch:1
                    2⤵
                      PID:4804
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --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=5280 /prefetch:1
                      2⤵
                        PID:5112
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --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=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6040 /prefetch:1
                        2⤵
                          PID:4260
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1896,10605226969751667684,9954702477615626516,131072 --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=6324 /prefetch:2
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4228
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:4928
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4904

                          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

                            fdee96b970080ef7f5bfa5964075575e

                            SHA1

                            2c821998dc2674d291bfa83a4df46814f0c29ab4

                            SHA256

                            a241023f360b300e56b2b0e1205b651e1244b222e1f55245ca2d06d3162a62f0

                            SHA512

                            20875c3002323f5a9b1b71917d6bd4e4c718c9ca325c90335bd475ddcb25eac94cb3f29795fa6476d6d6e757622b8b0577f008eec2c739c2eec71d2e8b372cff

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

                            Filesize

                            152B

                            MD5

                            46e6ad711a84b5dc7b30b75297d64875

                            SHA1

                            8ca343bfab1e2c04e67b9b16b8e06ba463b4f485

                            SHA256

                            77b51492a40a511e57e7a7ecf76715a2fd46533c0f0d0d5a758f0224e201c77f

                            SHA512

                            8472710b638b0aeee4678f41ed2dff72b39b929b2802716c0c9f96db24c63096b94c9969575e4698f16e412f82668b5c9b5cb747e8a2219429dbb476a31d297e

                          • 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

                            09faa3d298dbb7b5097adbe12da85a4f

                            SHA1

                            a7175ff2f790356fab12a13e0ef7e6b9916aec1b

                            SHA256

                            0fe31e5997737675c467b1018c6c64cbac997953cf7f199f8d12f621ab0dd2cc

                            SHA512

                            18c1dd1e973a793a52337a1d62f90daac4f9818db3e55e26d6f0d738b4c985be858164a9885c178babfc1b83faf45f087ac5938c4a49e400a4bec0efc3d826a1

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

                            Filesize

                            5KB

                            MD5

                            536feb63a363ac29cfe27510ffd2a85f

                            SHA1

                            7d489d7b60e7be6ae9edb14f07d6e59dfeb1fc07

                            SHA256

                            e3f8c0913805f651924aa9cd452aa935ffe5a9658d00943fa5ca5d6d1ccd8c90

                            SHA512

                            164056160ae042ebf1ebf23f072e4fb95ef7a37c657897e091897222a77693c7808250aff958fec9e1d7e1fa97e07e7bee95371beaed4f2e33cf96ce58b0c802

                          • 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

                            ed1129629c6ad8e0999a791d9f399f21

                            SHA1

                            65e2f619cb780f2f48df377cb80109dbcdb9509b

                            SHA256

                            0c1adae6b58a6b7ccc17dadb59c012a603505206117887d8bfec4c778e8431cc

                            SHA512

                            250eac6b54185b5df50f2b3c28d0f394a897353e35f34ee5ba34738c3c5a79c64de7acc58c6a3f3d8da340c29faa606b1b65274a25439a8cb0c5bd4b89fd4463

                          • C:\Users\Admin\Downloads\Fisch IRUS v3.zip

                            Filesize

                            483KB

                            MD5

                            d9de2482f52045f16eee6f9fae5e6d44

                            SHA1

                            d683eadc1777ca4f8a3c55324bb08235d39b26da

                            SHA256

                            ee362127535db97609b0bfe377de262df866ea31b5843fb2d6e9442890e275a3

                            SHA512

                            cd0d1a4ff7082036771c67f1e6cbc75e94314cd1a529e0be15af8eecdf2dc81bbc9232ad42a3e994861d347043fdb62cbc96d9eb3a1b3c47d008311c8c93cd88

                          • C:\Users\Admin\Downloads\Fisch IRUS v3.zip:Zone.Identifier

                            Filesize

                            225B

                            MD5

                            46627cc6d5320646653aa20155c30813

                            SHA1

                            43852c047af698d4a8a628e1dc2f1c1010735362

                            SHA256

                            5bc1d7a4be7c66f5abb0890416d7f4b9c02986bc9223fb6745300a5276e5f125

                            SHA512

                            e057f5283c00cca003946a3a06cd185e2cb8cfcb8963fee4d0aea8b80536560fe1f313a968e83238bf9f7106cc01f3e9d04e2d5c240cfe448cb11d6a29a8fdd7