Resubmissions

28/02/2024, 10:42

240228-mrxs5ahf7v 1

28/02/2024, 10:38

240228-mpk2jshe96 1

Analysis

  • max time kernel
    183s
  • max time network
    200s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2024, 10:38

General

  • Target

    https://www.eventcreate.com/e/proposal-document

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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.eventcreate.com/e/proposal-document
    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:4580
    • 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,0x100,0x104,0xd8,0x108,0x7ffa48649758,0x7ffa48649768,0x7ffa48649778
      2⤵
        PID:1384
      • 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=1640 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:2
        2⤵
          PID:2196
        • 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=2112 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:8
          2⤵
            PID:3840
          • 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=2224 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:8
            2⤵
              PID:3720
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=3076 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:1
              2⤵
                PID:5048
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3088 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:1
                2⤵
                  PID:1356
                • 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=4764 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:8
                  2⤵
                    PID:2088
                  • 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=5248 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:8
                    2⤵
                      PID:3872
                    • 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=4480 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:2
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2900
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=5236 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:1
                      2⤵
                        PID:3680
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=4432 --field-trial-handle=1864,i,15664630014599307426,2251374645046338972,131072 /prefetch:1
                        2⤵
                          PID:3884
                      • 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:1624

                        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

                          408B

                          MD5

                          5b2895ceaa5df02b51eab18213ac34d9

                          SHA1

                          a87f3debb507725a7c32e42cbc082c235d6e4f3b

                          SHA256

                          7c0b03faa9853798fc8bd71aa92199b41389e0c79861e93b692c37e4feeb53ef

                          SHA512

                          7a8a9c18981f5a61091ef2e989188674e71d572d89b2c5c2fa7cc5f9a990a69aeecabed963bcc2b48bb40b72d0cc185e341f125e298bd7db5118cf72f99c89c6

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

                          Filesize

                          360B

                          MD5

                          e4c92eeee2a25e27fe9d5c5426541b1b

                          SHA1

                          326cc6a4fcf04651d372af5b640c6b3708b6d1ae

                          SHA256

                          9c895808871628ea086ec97443573ee51da85ffa5253fa8bf67bf1389ea52978

                          SHA512

                          b777cf9552bae566e4df9f06f3e9c698d06244d9b495d05abd433c91c1981c3baee16f2b8b1ffad3308ade24cd5e220d0f4cc8009da79645cd7f9d52649a5674

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

                          Filesize

                          3KB

                          MD5

                          c6bbfbcac92988c9c95644dc2239dbb9

                          SHA1

                          c840f1f810ea2f11fa83b4bf324266d77cf13948

                          SHA256

                          516e1e48007625160549fca6df428d99a807e6fb2d0c528a3e34ad7b98fb5fdb

                          SHA512

                          137b3fa67556b36137fe1c785da455cc73e41398994395c97b59635495009e9c904a376ca717c4fc64a47bb42e213be63a4e2a5fa58fc0c6ec8379f2093b1d8f

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

                          Filesize

                          369B

                          MD5

                          2e7650ce2ac96e5947919d0c5a78a89e

                          SHA1

                          211472f6fc1f3f253744da5b219c55ebe2f7ba89

                          SHA256

                          1c7d414de4fbfd42ce1b808a2521af002b6d82f9be34af2f29c52e1efc6189ce

                          SHA512

                          395f50679f9f339062b9c092c86fbe380256362ed54676abad19559995c3462a93af69340a10ad358683e9f2ffd08aad5daf14ee78cbc030005376cae7cdca6f

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

                          Filesize

                          1KB

                          MD5

                          01fcd40a7b10b1e363eeb0c2e584a343

                          SHA1

                          b7366039d4e2f273de5309dcfebf030a706dca9d

                          SHA256

                          73846032dbeafa017abc72f7262014997b4b2ad97783f8cab6cdf534ea09be37

                          SHA512

                          c4656525be009f1d0a54164051edb00ccfd28d77a5f1d5932e38685a54afd330370e73048c41b927808bc2385684a9a0b2eacc178ffb5179ff8b1b585f556195

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

                          Filesize

                          1KB

                          MD5

                          6a775e9e7a43db229ec6581b69e96e12

                          SHA1

                          9bf49ad441c84d0981f426369f8f9c325cea21b2

                          SHA256

                          5d5d78159839ea2a71e2bda68dfb5fa32f64c4ac8d5c818144d0f7442415fe63

                          SHA512

                          558931f9a435d2ce758def6e71de8b6923f13fca66ff7c81819f73ab2c74b5d00c7b29e6ed52776f14ff7e732ff17ce315edebc659070280bfc4cd10815ff8ae

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

                          Filesize

                          6KB

                          MD5

                          21f36bf63f4c1fd03451e950a2412e93

                          SHA1

                          ad21f42a4cb28d8ba9d6bb20b6cf80c8122c96ff

                          SHA256

                          d9c1f42b492e7a0ac87bd99eae2d7cadb38921980e2822939f242d4885bffbea

                          SHA512

                          9c5564cf9c7061dd8602f43b6198759bccbb57d6f59f776cfc6b0e33d868bd3a3279849e68207d9d191a27bbfbd699c638e824da0894d6839790283006137af3

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

                          Filesize

                          6KB

                          MD5

                          e4ba5b0dad13291c436700f4113552e6

                          SHA1

                          a769d3aa4c881634104107a5b0fbe4f8cf6c610c

                          SHA256

                          9d40039a284dd6824f1b131829be15b309e221a2567197bd6fa5e70782b15696

                          SHA512

                          48ad8a8cf1a1c786cb00961ff42e26089a3166fdbf281b0d40e5943415485f3c096b6abf6896280667ac4e4d85e0e47d21afe06f7f33e2ad6ef00d02803e611e

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

                          Filesize

                          128KB

                          MD5

                          334608554af3f1c4e311a71f4d1911ac

                          SHA1

                          9ca5c8a1dcc990771836ac0ec729bd0e7cc6307c

                          SHA256

                          fddc59abe534b2d541a4fe3bb3d5ddb8360d2296038ccadd6bcf8be713f39306

                          SHA512

                          621d7e7f07c49c65a5bf3edf611b77f09b4fca34f4f0f85e5e742de998971a6ab3b69afc5e43a9c261a4308d168a7dde9f9b7b7041d4a2a2c77cd1ea17d140ce

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

                          Filesize

                          2B

                          MD5

                          99914b932bd37a50b983c5e7c90ae93b

                          SHA1

                          bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                          SHA256

                          44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                          SHA512

                          27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd