Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 02:30

General

  • Target

    https://api.yuumari.com/dl/m-links.user.js

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 36 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 2 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://api.yuumari.com/dl/m-links.user.js
    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 SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2856
    • 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,0x100,0x104,0xd8,0x108,0x7ffe3441ab58,0x7ffe3441ab68,0x7ffe3441ab78
      2⤵
        PID:4780
      • 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=1600 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:2
        2⤵
          PID:4544
        • 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=2156 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:8
          2⤵
            PID:4384
          • 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=2216 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:8
            2⤵
              PID:3308
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=2956 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:1
              2⤵
                PID:3988
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2964 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:1
                2⤵
                  PID:4404
                • 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=4724 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:8
                  2⤵
                    PID:3608
                  • 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=4792 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:8
                    2⤵
                      PID:4972
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=1548 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:1
                      2⤵
                        PID:4916
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3200 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:1
                        2⤵
                          PID:2052
                        • 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=5056 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:8
                          2⤵
                            PID:8
                          • 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=5184 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:8
                            2⤵
                              PID:2468
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=4508 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:1
                              2⤵
                                PID:3472
                              • 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=4896 --field-trial-handle=1856,i,6178126429751167466,11323620196696722633,131072 /prefetch:2
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:756
                            • 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:8

                              Network

                              MITRE ATT&CK Matrix ATT&CK v13

                              Discovery

                              Query Registry

                              1
                              T1012

                              System Information Discovery

                              1
                              T1082

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\settings.dat
                                Filesize

                                40B

                                MD5

                                6123155f7b8a202460ac1407e231fbf4

                                SHA1

                                13121f6000a380f6621bcb8dc7c83f9cd10ab626

                                SHA256

                                dc3766fd1d9f14e305d5483a9e886548c3ff3ad2d8497e26a04c6d8c31e7be6c

                                SHA512

                                ef2e48a3517f58cf068d2ed9e202ba4d2a54afdccd4937c74b5c84d5c4fd47d9b92ddcf3b842a102b426dccae53ab3bc9e571a5cf27cb315be4dc58bdaad34cf

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

                                1KB

                                MD5

                                f39938cd070a36c0c00014b4000f3efc

                                SHA1

                                5d218b6b5d4bb06b452dde5736db936bd11cb529

                                SHA256

                                9cc21db4e9fc1d41c1033f303c6326a85db8721e53ea0e62846f871b210080c4

                                SHA512

                                f4dbc02f9f679d639edaaf99ee6dc5c2e0fde50d4c5fa1d216a025e34bcf4f89aa73e53e07dbed71e254f928b6f80053a468d9817d233986e790b41e16cf8d9d

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

                                2KB

                                MD5

                                f251a903db211604777630d8bf9d2643

                                SHA1

                                24a2a23b0e3f5a336d31b1a3be6550a9ba8087ec

                                SHA256

                                d9fe9838f2b066dda795aecf3d4d1247579173b06df4b1af71b00af7175b6d16

                                SHA512

                                60d4799c8cc7780e6d11dc49f79544632631e7bddf757a7aecf672c942d00a0211d59e35de55fe777fe78b65845523016ab16f5c90a5d1f13087a244747c09cb

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

                                1KB

                                MD5

                                4d032a955de1b56b37c25cd77f92e0ab

                                SHA1

                                2514d73fcbe753d0358185f095745cd9497ec0a6

                                SHA256

                                5e12d4fe5aa805dcb3ae396ea30c573cabe1ada87a4f72e079ea23228ffac601

                                SHA512

                                27c535c2079b71f4055e6bd19af80905fd72b7917bef822c5334e46052f2a2c2b0c38279b36c49e7e5b064aed261aab68706c7a3036c784e8c5e6192331570e3

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

                                1KB

                                MD5

                                98ddf501bfae18febf185ad0aad0f3bd

                                SHA1

                                d8a7ce035281cde956fc7e9312a21a2ab6ede7ed

                                SHA256

                                aa9fe9f860d97b1a5b2143a73f94d32df2edabcdf87846df0890ea47be5cbd79

                                SHA512

                                09377754686d2f2b730ae459e9d9b73b420f6465dabd656d264ff2c221a9461f703fb5efa608f12616ac3983c9d287c22f2e588aafbc39cd309ce87ffae0a285

                              • 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\Network\TransportSecurity
                                Filesize

                                523B

                                MD5

                                2422eea3f18271914a7863bb2dbc71cd

                                SHA1

                                dab1505143c3a66e1be449c81f9301097b485319

                                SHA256

                                9e6d9a699796b02b6a3c1970b553171bed05adaf9296a31d4e9a6bf9000bd290

                                SHA512

                                21ce97efd624fb23ddf221540f2ef92ab1436a83beb1011048ede0b87117269f2cc4331e4399df075781748f39bbb09d26ac415ffe385de21bc6a8e9c7c19d74

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

                                523B

                                MD5

                                449a00f9c849ea4dd0d28c32cc6cf436

                                SHA1

                                1688fcf03d6b22edc564fcc472774b02f195ca91

                                SHA256

                                7c50db641100be35773e6ddff78ea262bc29a19d205661ecb5ccb036d60e5939

                                SHA512

                                e99dcd747d3b3a2619e836a0b3c4a8e1506b404b87875ecd4aa4267d93b6a526bd27fcdd64f2107014098a2e85661333b0977cf6c12a40c7e1bd51061f0928d6

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

                                688B

                                MD5

                                4cf094a17551b121645baad6dfd10770

                                SHA1

                                3690801c8df23d39bcd1fb62415bbd0bcbb61735

                                SHA256

                                4c008112a3f855cefeb158a024b8650233f2311b64a7da4c4f8137311d98b8c5

                                SHA512

                                a32ac2ac5748faf35e7924573966b7b55597a3840147b07f8b5df003df8eefae34e19fae8c4f59ef35df0b0b3dbf04e219f266de7076e112f34aec27eb3c090f

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

                                523B

                                MD5

                                75819226ec7e833ec8c1458ce34fa23a

                                SHA1

                                bb207cec59037b1e9a968770a9daf798396bd2e6

                                SHA256

                                3baf60e92e91768e6c91b398c5eb0aad1628db621c999d83861016f877b32a01

                                SHA512

                                04621fe7cf869c0a8c96f39e01b8b79649a3890362c2832bfa74a57989dfa33647011c44cfebd34a9e3eeb2f6c49288d1ef887dab68e24f91be87ff0969b2ffe

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

                                523B

                                MD5

                                10d40c93cebc0d7bda6fad64efa2a241

                                SHA1

                                27c0487d024ff528965bad6c0795a34915721f22

                                SHA256

                                91f50438d67b8719320ff7a3dc3aebc0f8bcae4d60f188fa0d441ea45fd6bce8

                                SHA512

                                c4101a303521957454947f03413199bbfa081b3eaf453830e77997afa2f1399175e3ca5ba8833ab2c3ee792341249da85789086a6c7afbf9f16a0fd4901d3222

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

                                7KB

                                MD5

                                36d56ad6bdf3ee57461664f21875d708

                                SHA1

                                81b673d29be9691582ab12919ed280a2c90a177d

                                SHA256

                                d11a5fd168800fe68730ed92233626df197dacd4581ece8163e76a597ef33431

                                SHA512

                                95dfe0d647305e5412b4cf834418d49992c0e6d477d0a39a1218192a96daa849a6122caa470adffed37b3ef805755d220090b19d8487fa28ad024b7f1fbf0634

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

                                7KB

                                MD5

                                b1ee117f221e30a251d07671483e248e

                                SHA1

                                bdbedaa57cd9a0c38611c23e908e5d9dfda6517a

                                SHA256

                                93003c96c7fd1d786fa3adef27afed070e3e5e5b74726abdaeb15cb512b3c2e8

                                SHA512

                                327d5f244d5c980131fbc2ad793e6f0c32d774ca52c6cefe2cb87d09c3e9e28c49965c8c2ae156e9c02adb31583c56b1d687419f31739f168cedca648e7cfcfc

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

                                6KB

                                MD5

                                4c7f4d7a7e63519f24c6046d80c4dd95

                                SHA1

                                644175c6ddca24b2c29caa053ffef67187591613

                                SHA256

                                a8d56be6333f92d8fc7b7d89d37fd2505082efa630a050b23d240f25b4d94ce6

                                SHA512

                                1cb211cb3a6d8420b54b006fff558e3dfa4af44ec58f991061b0a8431669d26e1587733cfa63002848ac6c8bff1be0ef868a3926b79ce25ac675a1aee2375b64

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

                                7KB

                                MD5

                                d338dc0d6113bb93c1b1ea4ed0b3f15b

                                SHA1

                                890eff6466b3546cafbc79fc6001b547ed0a0b93

                                SHA256

                                7ef051f7e8cc9c57103d4e73ae35b997628eac73ae468c192a299d439b71ab01

                                SHA512

                                e6e8df9cde2e07a298ab8bd3eb477e7f464a33615d0801a38a0357f534952ac4e0ae8114497491ba6303638b09dc33609faa4a5a2eacf5edd5d628e9bad601ad

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

                                7KB

                                MD5

                                f73a89372f02e0f85dac2c88bd52340c

                                SHA1

                                ddd9c844233a3ca98321cf21596d3ee8c9a14103

                                SHA256

                                f774a8e8fe1b7e5f710f7e37db85db6c00ba17b94698d81e6171be7807e39b61

                                SHA512

                                700193f6534c20172787a9a36af518a12a5a5b0d654ebf5a0e35436d4185b6bbdbad6ccf44b572a6690e2c911468611df4c94d583f75832157501be48b565061

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

                                7KB

                                MD5

                                5b12524629710488826fc9be4774e519

                                SHA1

                                d40eaeb9a2f01e6f779475f3daa3560a5550db09

                                SHA256

                                ddd583104608a4d48ef3ffd0ce96aa1aec0c96726f9c5f60ccc6d37df6133d7a

                                SHA512

                                eac20effd7013ed6fc62bef791dc76bab5aed50477338923f807fcf4ac6b567d90283487676b8f8ee4ab36d00e309e22a89f5c1100925db0d01c5911e1852b7f

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

                                130KB

                                MD5

                                525c4a3552a737199f61155c46e4c91b

                                SHA1

                                bc920f07ae90674bf92acfaa6eaf3919f3e3813e

                                SHA256

                                a9957756ef309cbbbaa9fafbe9f908a0401b984fd0d7c887ec4e7d39203857b1

                                SHA512

                                74f618de527009878aa4b79329a1d76bec9a6461a1c3bfb236aa36010bdd6192559ce7952d7ee67bbb116947416e3e5f52900054a13e623c828481011b0050ce

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

                                130KB

                                MD5

                                34f059dcd3b41e45c519449863de058c

                                SHA1

                                f91cb5de8a4b3b5cdc22dfae6fe02977b3e927fa

                                SHA256

                                ee1f9eb5f0d91ff2c6de7f390a367d56c2f6d21e74830925eea92714099108e9

                                SHA512

                                61bd7116460a0fa8820dd2da5582556fe31c071dc84190c26cdf05a0970ab39ad07e00ae3a5142597a9843d91ceef0350aba8d272ebbebb7abff71c55c909d3e

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

                                130KB

                                MD5

                                0a219bf48dd0d5ee4e18625b0925bf8d

                                SHA1

                                d39773995167d15ac24459bef314516315397055

                                SHA256

                                99becb96f1530c5c6770e01fd43099f0494561a0de73dbe7b5a89d6b915706df

                                SHA512

                                d032a1f867f54bc47017b275ddb93e750e0ae1c3ae7147d5f320169e5b4cd3a4cbc8458803d1de5c5854ddb8e15ad71d230124a848282a09129a2613abc42f97

                              • \??\pipe\crashpad_2856_GCCBRKGEXUJJAKWH
                                MD5

                                d41d8cd98f00b204e9800998ecf8427e

                                SHA1

                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                SHA256

                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                SHA512

                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e