Analysis

  • max time kernel
    91s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02-10-2024 01:41

General

  • Target

    https://s3.us-east-2.amazonaws.com/formalfindmarketplaceed/trkr134fzb/Download_Ready_285679.exe?

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 58 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 3 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" --single-argument https://s3.us-east-2.amazonaws.com/formalfindmarketplaceed/trkr134fzb/Download_Ready_285679.exe?
    1⤵
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4428
    • 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,0x7ffa5ac13cb8,0x7ffa5ac13cc8,0x7ffa5ac13cd8
      2⤵
        PID:1104
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1892 /prefetch:2
        2⤵
          PID:4884
        • 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=1880,9280865461199551564,6415362549857197470,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2604 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1284
        • 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=1880,9280865461199551564,6415362549857197470,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2620 /prefetch:8
          2⤵
            PID:4056
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --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=3260 /prefetch:1
            2⤵
              PID:956
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --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=3296 /prefetch:1
              2⤵
                PID:3108
              • 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=1880,9280865461199551564,6415362549857197470,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4056 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:3740
              • 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=1880,9280865461199551564,6415362549857197470,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5376 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:484
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --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=4672 /prefetch:1
                2⤵
                  PID:3552
                • 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.UtilReadIcon --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5604 /prefetch:8
                  2⤵
                    PID:3104
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --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=5416 /prefetch:1
                    2⤵
                      PID:1468
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --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=5840 /prefetch:1
                      2⤵
                        PID:1012
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --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=6136 /prefetch:1
                        2⤵
                          PID:4992
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1880,9280865461199551564,6415362549857197470,131072 --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=5572 /prefetch:1
                          2⤵
                            PID:236
                          • 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=1880,9280865461199551564,6415362549857197470,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6060 /prefetch:8
                            2⤵
                            • Subvert Trust Controls: Mark-of-the-Web Bypass
                            • NTFS ADS
                            • Suspicious behavior: EnumeratesProcesses
                            PID:3100
                          • C:\Users\Admin\Downloads\Download_Ready_285679.exe
                            "C:\Users\Admin\Downloads\Download_Ready_285679.exe"
                            2⤵
                            • Executes dropped EXE
                            • System Location Discovery: System Language Discovery
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of SetWindowsHookEx
                            PID:3076
                          • C:\Users\Admin\Downloads\Download_Ready_285679.exe
                            "C:\Users\Admin\Downloads\Download_Ready_285679.exe"
                            2⤵
                            • Executes dropped EXE
                            • System Location Discovery: System Language Discovery
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of SetWindowsHookEx
                            PID:792
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:1624
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:4040
                            • C:\Windows\System32\rundll32.exe
                              C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                              1⤵
                                PID:3012
                              • C:\Users\Admin\Downloads\Download_Ready_285679.exe
                                "C:\Users\Admin\Downloads\Download_Ready_285679.exe"
                                1⤵
                                • Executes dropped EXE
                                • System Location Discovery: System Language Discovery
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of SetWindowsHookEx
                                PID:4972

                              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

                                9828ffacf3deee7f4c1300366ec22fab

                                SHA1

                                9aff54b57502b0fc2be1b0b4b3380256fb785602

                                SHA256

                                a3d21f0fb6563a5c9d0f7a6e9c125ec3faaa86ff43f37cb85a8778abc87950f7

                                SHA512

                                2e73ea4d2fcd7c8d52487816110f5f4a808ed636ae87dd119702d1cd1ae315cbb25c8094a9dddf18f07472b4deaed3e7e26c9b499334b26bdb70d4fa7f84168d

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

                                Filesize

                                152B

                                MD5

                                6fdbe80e9fe20761b59e8f32398f4b14

                                SHA1

                                049b1f0c6fc4e93a4ba6b3c992f1d6cecf3ada1f

                                SHA256

                                b7f0d9ece2307bdc4f05a2d814c947451b007067ff8af977f77f06c3d5706942

                                SHA512

                                cf25c7fd0d6eccc46e7b58949c16d17ebeefb7edd6c76aa62f7ab5da52d1c6fc88bde620be40396d336789bd0d62b2162209a947d7ab69389e8c03682e880234

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

                                Filesize

                                5KB

                                MD5

                                c201e71a542c7c3e9d04fa77d5843224

                                SHA1

                                796e3b4d37f980d9698ba46202e0133eeefa242f

                                SHA256

                                51a09c52ddc09e6f3ee4c74c7dbb585cd63d7eb111f1654acd7c67e9a7f0bb7f

                                SHA512

                                d9da81652000d40c48830376e4053dcd9ee436a83770822d12bd5c8b1751006672eafc8e0fe06842de17204e979fa6c2f7cbb8a6a65037d823f4e9ecbc5c63fa

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

                                Filesize

                                5KB

                                MD5

                                9e736080c230acd1582942df28da3b1d

                                SHA1

                                6e77dcbaedbf6488aac96bc9c7d42e8666718528

                                SHA256

                                657a0f6ccaa4d6345eff2a3ff2efbae4c673e7dd23f68195ab9e96fa6b32eff3

                                SHA512

                                d5dbab23acc765a886b3e2727ca50031d0a69539be39405608f30852e61bc1cf9d381065d2ae2db3a7ab87f1eacd30147c809c1d55cf0c06f6d9680abafa43b1

                              • 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

                                ffffde2610990c378417ce4cbd495bff

                                SHA1

                                9a2cef29b0eb3bd6c2884497bf527085580d9b8c

                                SHA256

                                0062686dec2dce5972f3bfba0ce67df2ffe01fde3a6c8212d8d6f6d8b52b11dc

                                SHA512

                                92fe8e8bc50f7ded83ed18394ee5c5a4e6fefe62d254051ed5efbce4d6fc506d378baf8f7ec6bb8ce77d6015684167a43b8c6f49caa343b1dc224e05f51d05f2

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

                                Filesize

                                10KB

                                MD5

                                1d9aec5bd49f1514012cfd7295362207

                                SHA1

                                7e09b478858f39ddc2b02b3282821a95ffa15f47

                                SHA256

                                f70b17e859c2545eb8bc64a66674eb7ce520b0b935c9075a1b06198becad28b1

                                SHA512

                                05f9967cb4b22e8a6cdb610c88f4f2a2f7cc8fc90de53650ed93f96a8229c0ea6ba8303edc771a9e8a7187f4ab94bcd379feef800df367ac0cf0dfdbef2cd453

                              • C:\Users\Admin\Downloads\Download_Ready_285679.exe:Zone.Identifier

                                Filesize

                                26B

                                MD5

                                fbccf14d504b7b2dbcb5a5bda75bd93b

                                SHA1

                                d59fc84cdd5217c6cf74785703655f78da6b582b

                                SHA256

                                eacd09517ce90d34ba562171d15ac40d302f0e691b439f91be1b6406e25f5913

                                SHA512

                                aa1d2b1ea3c9de3ccadb319d4e3e3276a2f27dd1a5244fe72de2b6f94083dddc762480482c5c2e53f803cd9e3973ddefc68966f974e124307b5043e654443b98

                              • C:\Users\Admin\Downloads\Unconfirmed 556180.crdownload

                                Filesize

                                10.0MB

                                MD5

                                af3b9dec0acc76df5509df95434d74ef

                                SHA1

                                70b764e78acb8b74f3db4c200b959bddbfd14dad

                                SHA256

                                af19430f4771209d9b0daf293082c545e9479fe4218568eda1284e6f5e245264

                                SHA512

                                0be09dc1d19640bea2edc71207d23b092162fd7906bd50444195f8400fa86c95ff0f4f021afee375069914bf576482bbfb8a74451db845c7d9f4e31030a491ee