Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    16/05/2026, 17:15

General

  • Target
    https://ia600403.us.archive.org/view_archive.php?archive=/10/items/MEMZ4.0Clean_20181103/MEMZ%204.0%20Clean.zip
  • Sample260516-vsrbqsa19m
Score
6/10

Malware Config

Signatures

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 17 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://ia600403.us.archive.org/view_archive.php?archive=/10/items/MEMZ4.0Clean_20181103/MEMZ%204.0%20Clean.zip
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2128
    • 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:4 --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=140.0.7339.81 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffb57a8c728,0x7ffb57a8c734,0x7ffb57a8c740
      2⤵
        PID:400
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1612,i,8355544860042070001,7784193682064151917,262144 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=1968 /prefetch:2
        2⤵
          PID:2164
        • 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 --force-high-res-timeticks=disabled --metrics-shmem-handle=1448,i,390339963318294811,5478696135862615684,524288 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2268 /prefetch:11
          2⤵
          • System Time Discovery
          PID:1020
        • 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 --force-high-res-timeticks=disabled --metrics-shmem-handle=2380,i,16698618755915771067,11806242436540624321,524288 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2372 /prefetch:13
          2⤵
            PID:3252
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3200,i,12073773568136142225,4578334418320054783,2097152 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3252 /prefetch:1
            2⤵
              PID:4976
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3204,i,18065476335341506587,5134808151220304417,2097152 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3272 /prefetch:1
              2⤵
                PID:4412
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=4304,i,4493280132435530656,8581925009412738630,2097152 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4316 /prefetch:9
                2⤵
                  PID:4064
                • 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 --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5100,i,2170157673002193092,10188209475641042747,524288 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5104 /prefetch:14
                  2⤵
                    PID:3348
                  • 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 --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5116,i,13766648081998461759,11662715125019311604,524288 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5156 /prefetch:14
                    2⤵
                      PID:1736
                    • 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 --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5112,i,16079361460029289084,17868823255780847629,524288 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5196 /prefetch:14
                      2⤵
                        PID:4340
                      • 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 --force-high-res-timeticks=disabled --metrics-shmem-handle=5556,i,3099004376017941643,4911581481705186074,524288 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5564 /prefetch:14
                        2⤵
                          PID:3892
                        • 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=10.0.22000.1 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=5556,i,1170796235622405755,12672278854238282816,262144 --field-trial-handle=1980,i,10386633103207856880,13197285097469372435,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5560 /prefetch:10
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1512
                      • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                        1⤵
                          PID:4408
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:4948

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

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                                Downloads

                                BookmarkMergedSurfaceOrdering

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BookmarkMergedSurfaceOrdering
                                • Size 6B
                                • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                • MD5 SHA1 SHA512

                                BrowsingTopicsState

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
                                • Size 414B
                                • SHA256 7c000fcabd9b18406c5e8743e90a4effd4a15cd1c96b2eaa757591ef1c42240b
                                • MD5 SHA1 SHA512 TLSH

                                Network Persistent State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                • Size 3KB
                                • SHA256 47c7601b465a68345c1c4de98ae968554a49aaf905c46f45a57b4c9c9a89c887
                                • MD5 SHA1 SHA512 TLSH

                                SCT Auditing Pending Reports

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                                • Size 2B
                                • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                • MD5 SHA1 SHA512

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 11KB
                                • SHA256 b333e1978011b8c98320ad8d698b5446b42cac49f5135b9bd1e3949bb95d1424
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                Secure Preferences

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                • Size 17KB
                                • SHA256 c48ea4851d93573421a1f5e92dfdd9c0cc0bbeca9216e615794ab2013501d5f1
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                the-real-index

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index
                                • Size 120B
                                • SHA256 5f4800c88c9b297687c462a5a38de2883c691d7ddf02d0ae118d10ca08efcb8b
                                • MD5 SHA1 SHA512 TLSH

                                the-real-index~RFe586e65.TMP

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe586e65.TMP
                                • Size 96B
                                • SHA256 e5fbb5545bda056722be4b7ec2322c6f2878293b60abc5c52b08121b5bcd29ad
                                • MD5 SHA1 SHA512 TLSH

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 116KB
                                • SHA256 36d1dae77b3864c5da3c6b8ce90d56c5de65ceeb43f7754bf3d565036b26a5e3
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 117KB
                                • SHA256 53d721785203c044c4e339a6486335527ce51eecf4dfd8c24db4465eb370f740
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 115KB
                                • SHA256 c8357f99cb66e8b14ee091fb23732c49244353e74a6ee0bb3cfc6aec405590ad
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 116KB
                                • SHA256 41da1c50a53872367bd6a92aae23d4882647db977b47cb1e548fd845758e0061
                                • MD5 SHA1 SHA512 SSDEEP TLSH