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Analysis

  • max time kernel
    59s
  • max time network
    60s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/03/2023, 16:23

General

  • Target

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

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 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'"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=https://ums.koreanair.com/Check.html?redirectUrl=9JRD01MTMy&U1RZUEU9TUFTUw=TElTVF9UQUJMRT1FTVNfTUFTU19TRU5EX0xJU1Q=E9TVF9JRD0yMDE5MDkyMzAwMDAy&VEM9MjAxOTEwMjM=0lORD1D&Q0lEPTAwMg=URL=https://spaceoutof.space/new/jokasa///
    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:3184
    • 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,0x100,0x104,0xe0,0x108,0x7ff8fae59758,0x7ff8fae59768,0x7ff8fae59778
      2⤵
        PID:2728
      • 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=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:2
        2⤵
          PID:2664
        • 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=2180 --field-trial-handle=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:8
          2⤵
            PID:3416
          • 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=2256 --field-trial-handle=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:8
            2⤵
              PID:312
            • 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=3176 --field-trial-handle=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:1
              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=3196 --field-trial-handle=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:1
                2⤵
                  PID:2836
                • 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=7 --mojo-platform-channel-handle=4588 --field-trial-handle=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:1
                  2⤵
                    PID:456
                  • 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=5500 --field-trial-handle=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:8
                    2⤵
                      PID:4664
                    • 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=5208 --field-trial-handle=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:8
                      2⤵
                        PID:320
                      • 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=5260 --field-trial-handle=1824,i,4721664294919223391,11382259577511705250,131072 /prefetch:8
                        2⤵
                          PID:4456
                      • 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:2724

                        Network

                        MITRE ATT&CK Enterprise v6

                        Replay Monitor

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                        Downloads

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

                          Filesize

                          6KB

                          MD5

                          2fd0aa81f3b4002a64a9c03a722f517c

                          SHA1

                          d3b3f43fd6aa9a33392a3494b4062f5e09d45fff

                          SHA256

                          ac23a642b2ccc4dab8f5ccd502d2682f2fcd3276ac4d2cc6c24edcc4e1091500

                          SHA512

                          082b827ccb28a23fed50faf0bd5581be97dd9e4c35b380f7d67cfc860136d89bff08bde06d8488dd92294566d040f60debd5fdaec8409fdd965624212304f684

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

                          Filesize

                          6KB

                          MD5

                          180de7e592741e0923d32179004605cf

                          SHA1

                          0a3d380a0b0265ab448c6a21096de902cae85782

                          SHA256

                          4d459d49c6fb8f610bd458eed322d500c1a7a8608f64cc71a2d366c0a72ba01c

                          SHA512

                          38a94950b09c836b2a824976d48ac5d79c5590439a38c2009b14425f8098f7e24747024a38fd6eda378fc2a6db608e5faa719f63f43c12897c3b2a99c744763f

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

                          Filesize

                          6KB

                          MD5

                          83805a205b937a8280e64fc6129bd34f

                          SHA1

                          c5daecafba398af77f2eeb87c6f1f2d5cd8b3ee1

                          SHA256

                          ed1ad65b7653237b559729a9768e24f50680b763ae30a00e92320631682c8a4d

                          SHA512

                          49a90fe51750f93d9edc1d18d8116a47424a39780384fb3240c4e0da50a0ed01089fcff6cda27543d31c6e12f9aabab745f5cdc490b182f1a4f3c6c3c9eb882f

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

                          Filesize

                          15KB

                          MD5

                          b14a12a015c8f36f5f192c129636136d

                          SHA1

                          2bde3886daed5b6912250ee1c1dcac3de793c43b

                          SHA256

                          ab7f55a6e55318a3e9dce045a73d51fe67009fbec40396665660c46cba7a49a8

                          SHA512

                          04af9d59fe4affde5837720eddc56eed8fd70f64c3e148961be9a2f498739f5f256769b6c51e6a8f3761d09411584c5101f14fae05d2015a332e0f7a585bcac4

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

                          Filesize

                          15KB

                          MD5

                          67d7f92e2ee6aa0a49636b32c028ef6b

                          SHA1

                          e23f16500cdd72d83016178ba6c8396eaa8471b7

                          SHA256

                          e27e4edc8564d05c97738d37dd837beb78870cf3e24723687732f0b6491dbe87

                          SHA512

                          2a53275721bd7248b8bb45c5b5b30c0b45570be1db106d1de04761e2f4e798f482fe253b8712d9c0213cecc3e4193829897cab7bd934cb0a7e1229aab79d0d9c

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

                          Filesize

                          142KB

                          MD5

                          c7985062bfb696d4f990d1774511c0f2

                          SHA1

                          d751706a55ec659c3aac3c24b83e813e45bfba63

                          SHA256

                          ba3262bc5b9d49b44943eced6db81ff3f81b516c7cd57aa46d7953aa314176ed

                          SHA512

                          3dd68acb1f39fe900d0742b3d4ae73271216927b088098901893783d1d025218198872cce57cbf8c117f9a181748cc0812749864a4b4575f9d3f8d2220bde0d6

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

                          Filesize

                          2B

                          MD5

                          99914b932bd37a50b983c5e7c90ae93b

                          SHA1

                          bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                          SHA256

                          44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                          SHA512

                          27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd