Analysis

  • max time kernel
    159s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 18:59

General

  • Target

    https://www.owlbear.rodeo/room/0hA2jr-Czykd/TheElderTan

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 48 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.owlbear.rodeo/room/0hA2jr-Czykd/TheElderTan
    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:1092
    • 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:7 --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=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0x9c,0x108,0x7ff90aaaab58,0x7ff90aaaab68,0x7ff90aaaab78
      2⤵
        PID:1068
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1704 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:2
        2⤵
          PID:876
        • 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 --mojo-platform-channel-handle=1852 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:8
          2⤵
            PID:4376
          • 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 --mojo-platform-channel-handle=2220 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:8
            2⤵
              PID:4236
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3108 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:1
              2⤵
                PID:1336
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3192 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:1
                2⤵
                  PID:4984
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4284 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:1
                  2⤵
                    PID:2220
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=4508 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:1
                    2⤵
                      PID:3628
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4528 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:8
                      2⤵
                        PID:4824
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4756 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:8
                        2⤵
                          PID:448
                        • 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 --mojo-platform-channel-handle=4992 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:8
                          2⤵
                            PID:612
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4668 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:8
                            2⤵
                              PID:2548
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=4664 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:1
                              2⤵
                                PID:1928
                              • 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 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2340 --field-trial-handle=2028,i,652768387322277377,7834141290589479432,131072 /prefetch:2
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:2000
                            • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                              "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                              1⤵
                                PID:1844
                              • 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:7 --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=110.0.5481.104 --initial-client-data=0x104,0x108,0x10c,0x100,0xd8,0x7ff90aaaab58,0x7ff90aaaab68,0x7ff90aaaab78
                                1⤵
                                  PID:4520

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

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

                                  Filesize

                                  312B

                                  MD5

                                  39c83470be36ac81dc04acd1e20dd094

                                  SHA1

                                  91b8be83a41fd107bb3b572471ededdedd32dc7d

                                  SHA256

                                  e09696e735ec4091c1477f5116008ef4f28cebe3f85b602094b9447658e99fa3

                                  SHA512

                                  b819e3a9147e4595b6b09b72c1afefdd12dcdfb5a2d6c373f3bf5f5b810fdf1b46adf4922ecfbb5d67c6e485c05b76bb5818cff7d8c98afc788bd9c6af65c676

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\374801be-6fed-4ea0-ace3-fe6a87312c36.tmp

                                  Filesize

                                  691B

                                  MD5

                                  ccfaa74f89e3c437b0d2f286a751e507

                                  SHA1

                                  ee56321b03047c87068436edc6b2d934cb87ec11

                                  SHA256

                                  834b734f0f245482d9f5641943824ec81b8386dd82256ef9fcdad5ab6b28d187

                                  SHA512

                                  649f6dbcf5fd70751cd4abd994adc9412dd88008fe57e06ec013701dd8957f5e39119fc6576bd7578d04fdf4af875752f62362700680cdaa8eb6c19654cbff80

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

                                  Filesize

                                  3KB

                                  MD5

                                  c1aca8282f94a7a16485eebd2b1160a3

                                  SHA1

                                  1cb48602ac05ab3a7ff8a733e36c0a05935dfbb6

                                  SHA256

                                  d9e60b8abecf89dfde1016f3d9dab44419a4f110ee333fc968bc33ad51fdbc21

                                  SHA512

                                  38c218e209adcb235287a12ef04bfba3f0f873fe75912e9859f185f99c5f5b780ff4f46acb82120f6ec5c5292df4367cda86cd69cb83d68c9ff5afe5ece3c28d

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

                                  Filesize

                                  3KB

                                  MD5

                                  47c7273ab27a1ccc04f424b6f5d85312

                                  SHA1

                                  336dcc7953dba26cf9b5114a2033a689ad2ba28b

                                  SHA256

                                  c37f4f8b0f38cc7d0fef10f13ba8e422d6a66e0f3abfab737e05b6ddaef3f7ea

                                  SHA512

                                  65d57bdf90a7164b0b4e296b2dde829d138bd8b1f3bbdc612ede35a9b54a81372fd7716c1e67b89d5b152c7c90d5da56390b914df12d9224416025ebee494e40

                                • 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

                                  7KB

                                  MD5

                                  6d09a0183c7db8443e649c04367c43bf

                                  SHA1

                                  60c31138f3d0a6016fa78051b02a998c1455055c

                                  SHA256

                                  82629565c6375f359a49b609cc74e8ecc789c5bd1b20289580c172ba514c552e

                                  SHA512

                                  0f253cd74dc4117707a8f14e5f464084517ecf19dbfd9809575c9f254d751400911f4e952e6fc5b4c0fcea06f3cdd38f03a7932b2afb3d75ef479659d8d2afe4

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

                                  Filesize

                                  127KB

                                  MD5

                                  1d330cad4da48801bcf55405689c15a1

                                  SHA1

                                  ae2b5fe730bd344fb407b88f53e3a618b3c2545a

                                  SHA256

                                  75fc9b2e620449439371ab5c2f5f28dee1f1641478a9a3fc3e82d804847e0402

                                  SHA512

                                  ce95e6424d4df004d8c8c36fdb70f85e0a538bfebf2d0b1addb80856084bb6dce5b54c29172820a1a12b42b2cfe07f060afaf2fccf735e9d2f9dd09a7b0e20d2

                                • C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic

                                  Filesize

                                  2B

                                  MD5

                                  f3b25701fe362ec84616a93a45ce9998

                                  SHA1

                                  d62636d8caec13f04e28442a0a6fa1afeb024bbb

                                  SHA256

                                  b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

                                  SHA512

                                  98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84