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Resubmissions

17/03/2023, 00:38

230317-azkgjsde68 1

17/03/2023, 00:37

230317-ayh74ade65 1

Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/03/2023, 00:38

General

  • Target

    https://ums.koreanair.com/Check.html?redirectUrl=9JRD01MTMy&U1RZUEU9TUFTUw=TElTVF9UQUJMRT1FTVNfTUFTU19TRU5EX0xJU1Q=E9TVF9JRD0yMDE5MDkyMzAwMDAy&VEM9MjAxOTEwMjM=0lORD1D&Q0lEPTAwMg=URL=

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://ums.koreanair.com/Check.html?redirectUrl=9JRD01MTMy&U1RZUEU9TUFTUw=TElTVF9UQUJMRT1FTVNfTUFTU19TRU5EX0xJU1Q=E9TVF9JRD0yMDE5MDkyMzAwMDAy&VEM9MjAxOTEwMjM=0lORD1D&Q0lEPTAwMg=URL=
    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:1136
    • 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=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff81be19758,0x7ff81be19768,0x7ff81be19778
      2⤵
        PID:3228
      • 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=1796 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:2
        2⤵
          PID:216
        • 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=2168 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:8
          2⤵
            PID:228
          • 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=utility --mojo-platform-channel-handle=2236 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:8
            2⤵
              PID:3260
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3248 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:1
              2⤵
                PID:3056
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3232 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:1
                2⤵
                  PID:4940
                • 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=4996 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:8
                  2⤵
                    PID:4952
                  • 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=5160 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:8
                    2⤵
                      PID:4500
                    • 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=5124 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:8
                      2⤵
                        PID:1324
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=956 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:1
                        2⤵
                          PID:1468
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3740 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:1
                          2⤵
                            PID:2064
                          • 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=5140 --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=4704 --field-trial-handle=1916,i,4307667224918047744,11342079676505326744,131072 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:2184
                        • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                          "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                          1⤵
                            PID:4664

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

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                          Downloads

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

                            Filesize

                            1KB

                            MD5

                            de004d91bb752d42bd5a2a3d3cafee40

                            SHA1

                            32b219d73829589a9c95e6f8bf5b07df19a9f006

                            SHA256

                            5cc11c4887d436220a226db763755223f56b498cfb8d71e9343059bfc89827b1

                            SHA512

                            a3b494ada0251ef9fc6f2b8f0dd11931e96d9f683d3bedb48428e8446562ca206cf02b1121bc50b36c343f1d6053edc89d1ed56ac259189d4ead6f1947fe1d06

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

                            Filesize

                            1KB

                            MD5

                            5be0563d660498c6263b3da3207fb118

                            SHA1

                            3568b8743e86ff4f03d31400be272bf93fc49375

                            SHA256

                            d339915a6bba5637de88200f66900680e3b3c944dac45f0d2725a6f98ace51f1

                            SHA512

                            9b5f0d78defd0ce9978ac55bd317741341899db8447ec755f9d8037c780e8590b3d8bc8d7dfa31a693d6622bbcd132a92bae855f37f35b7bce4284968f61bfcc

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

                            Filesize

                            1KB

                            MD5

                            df2ea9f2f36a4b826af1289cd46b36f3

                            SHA1

                            8c4dbbca8f6c956d66450a6440c7ff9a5a383393

                            SHA256

                            b6197c6dd5e746bccc294c896d656682e6c0bb4f591aa8594a33c94520538675

                            SHA512

                            4fdb9852c3df31a26812fb67cb6e12f944301364d6583a0ddec1f981c4382dd6fd718140f88fa42797e5b283ae4214b0ef9df4b6b99b79757370d5c14b681208

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

                            Filesize

                            6KB

                            MD5

                            e541d8107508e9cc42232de252d5146f

                            SHA1

                            35db2c50fbfad92525f496726b5320e652737f76

                            SHA256

                            a39c5c242df1942d110e8445da670601d768f77002828dc6a0de049567952d0b

                            SHA512

                            586421247e3ef36a35a51cf97ac53a8bef0d966e3ff11df5238ed3e5a972db2be3e770e45b7f68b341e95a15f3bf3f02553169a0e8ba1e562cb9ada04343bde6

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

                            Filesize

                            9KB

                            MD5

                            4bb05963cd7ace7720c127b085dee83f

                            SHA1

                            f5280115f9b7aadb7a756167d9ce18af0d16875a

                            SHA256

                            f317fa61598c14843c04567ba148c25ee7b93a4f9016dd5bee0397efead188f1

                            SHA512

                            7ee39755a1cc5a54d1aad31a35e32231ea5770e7aba63616f19d36a07bba4e5c169ab9af88ed02b7807f4a4e09db9104ea774ede698ca5f286dfa77dad818e79

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

                            Filesize

                            9KB

                            MD5

                            d483a89715b5f1083bc53bb9ac8c5735

                            SHA1

                            8fecd802c18d2a9956a8fdd877c6c5acb81ad277

                            SHA256

                            7f055b7cafbd83f766076daf7ccc3032dc5040960f1f7aa22717dbafea193b4e

                            SHA512

                            368e935e8b234bafc728d2a983db9551f1a7f41f12bc620bdb3fd1855caa9a465afae51b333573434d3ac1c3335b61622e146fda253cf7542525c17cef6bd911

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

                            Filesize

                            9KB

                            MD5

                            99b899e79b30464c10f1833caa517556

                            SHA1

                            e384eabf45fe549b7c5012915179e15db4fdb74c

                            SHA256

                            ba346839226204a993eb3a6308d203f5872415b1a093db1175c5780b1f82eef9

                            SHA512

                            e9bca2b2937a7b3df8c21572fe5f127e014c6f96f3a0bc0f0daa047ea903461ee8af6fe0159764f2d652a1730b63781866a41b25470565b2e26b6838026de188

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences

                            Filesize

                            15KB

                            MD5

                            930c465b0e1da5697a3422665c14a504

                            SHA1

                            d4283f9cc095d6ca7be07d7934af36e71f6b315c

                            SHA256

                            86618f033d42f03adde599d4a90c80286bebc5ba06316ad2229541911f9ba33f

                            SHA512

                            84ca7c0e44e41a831635e8e88a5eb00b891b0b22036174e4e20d853784403aeb9a51ecff99574fd29c61f2b8e44a037d3ebc9772d1ddcbc1475f9a9703d8fa61

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

                            Filesize

                            143KB

                            MD5

                            bd2c6519b4ba564747c5f477b8963fd5

                            SHA1

                            86cb59c91d471335325642c71eadf3d77d1aa8b3

                            SHA256

                            111a3e7b58ff2dc4175ba0bfa08ca09bfd440c40fa8f2f96b5221fb28c6b1c2f

                            SHA512

                            eb7a6df1e247173497d0cab671c28b3a8d482f9220bbd30e44fe2fc82bd3a31e21efd30ee3be601dd1561f5de118b5f413a4f30e2424faf4095e5b421a72737f

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                            Filesize

                            2B

                            MD5

                            99914b932bd37a50b983c5e7c90ae93b

                            SHA1

                            bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                            SHA256

                            44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                            SHA512

                            27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd