Analysis

  • max time kernel
    84s
  • max time network
    85s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    22-04-2024 17:08

Errors

Reason
Machine shutdown: "{\"level\":\"info\",\"time\":\"2024-04-22T17:10:12Z\",\"message\":\"Dirty snapshot: /var/lib/sandbox/hatchvm/win11-20240412-en/instance_3-dirty.qcow2\"}"

General

  • Target

    MEMZ.exe

  • Size

    16KB

  • MD5

    1d5ad9c8d3fee874d0feb8bfac220a11

  • SHA1

    ca6d3f7e6c784155f664a9179ca64e4034df9595

  • SHA256

    3872c12d31fc9825e8661ac01ecee2572460677afbc7093f920a8436a42e28ff

  • SHA512

    c8246f4137416be33b6d1ac89f2428b7c44d9376ac8489a9fbf65ef128a6c53fb50479e1e400c8e201c8611992ab1d6c1bd3d6cece89013edb4d35cdd22305b1

  • SSDEEP

    192:M2WgyvSW8gRc6olcIEiwqZKBkDFR43xWTM3LHf26gFrcx3sNq:JWgnSmFlcIqq3agmLH+6gF23sN

Score
6/10

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 48 IoCs
  • Suspicious use of SendNotifyMessage 35 IoCs
  • Suspicious use of SetWindowsHookEx 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
    "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2004
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2576
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1924
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3540
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3336
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /main
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of WriteProcessMemory
      PID:3172
      • C:\Windows\SysWOW64\notepad.exe
        "C:\Windows\System32\notepad.exe" \note.txt
        3⤵
          PID:3548
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://google.co.ck/search?q=how+to+send+a+virus+to+my+friend
          3⤵
          • Enumerates system info in registry
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:4464
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffe6f4a3cb8,0x7ffe6f4a3cc8,0x7ffe6f4a3cd8
            4⤵
              PID:748
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1924 /prefetch:2
              4⤵
                PID:1340
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2392 /prefetch:3
                4⤵
                  PID:1356
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2720 /prefetch:8
                  4⤵
                    PID:908
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3164 /prefetch:1
                    4⤵
                      PID:2212
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3180 /prefetch:1
                      4⤵
                        PID:2800
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5000 /prefetch:1
                        4⤵
                          PID:4512
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4700 /prefetch:1
                          4⤵
                            PID:4836
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5492 /prefetch:8
                            4⤵
                              PID:3156
                            • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5760 /prefetch:8
                              4⤵
                                PID:2296
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5460 /prefetch:1
                                4⤵
                                  PID:3932
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3488 /prefetch:1
                                  4⤵
                                    PID:2448
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4684 /prefetch:1
                                    4⤵
                                      PID:3616
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,10244958297144460085,4473955216420848175,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4948 /prefetch:1
                                      4⤵
                                        PID:684
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:4732
                                  • C:\Windows\System32\CompPkgSrv.exe
                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                    1⤵
                                      PID:1104
                                    • C:\Windows\System32\CompPkgSrv.exe
                                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                                      1⤵
                                        PID:3796
                                      • C:\Windows\system32\taskmgr.exe
                                        "C:\Windows\system32\taskmgr.exe" /0
                                        1⤵
                                        • Checks SCSI registry key(s)
                                        • Suspicious use of AdjustPrivilegeToken
                                        • Suspicious use of FindShellTrayWindow
                                        • Suspicious use of SendNotifyMessage
                                        PID:4876

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                        Filesize

                                        152B

                                        MD5

                                        57e5c5a9236321d336e2c8ce1eeff844

                                        SHA1

                                        8fd4288af72ba3f7a0ecc5583a9265723fefc096

                                        SHA256

                                        ae6496cf397848bf3139858deaf567e3df991bab5a7704a0fa7aae95474872d7

                                        SHA512

                                        bc3f24afe6ce0494022d8201a01a60239ac5cfee54e0650a337036817056424b418cb636d58d07e5034dffe2226906202b56509e4cc07562c0b60f618c420080

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                        Filesize

                                        152B

                                        MD5

                                        493e7e14aceba0ff1c0720920cccc4a2

                                        SHA1

                                        468f39cefbcf14a04388b72d4f02552649bf3101

                                        SHA256

                                        a0dd32ed60115f661a4ca537472e0d4e230ff844d56a3db766299cf4cd817842

                                        SHA512

                                        e16c748e4513ea10bf7124cef7b50dc5f3a1802205af9228e0c33fdbf3c24286739db08db4b813079ed7cc36be43d7457f4c26f00ae3126a2fafd77d2696107a

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

                                        Filesize

                                        552B

                                        MD5

                                        2f441a2dab10fd41a529c75ff98c4190

                                        SHA1

                                        33b88a085996d990d9098ba7234c55bd04675c35

                                        SHA256

                                        947232da86f293cf6895d95eb619b280b857bde7cc586d43177e420df3fa4044

                                        SHA512

                                        e2778cc8fff16715aff9fc49ef00b159394191ad8fba6c5a80b609e4ffc96176d85083b36b6a8c0c9382effa6a9813010af5569dfec8b7dc1be3deecec5f04b4

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                        Filesize

                                        5KB

                                        MD5

                                        0a4da9297634aa32fdf4dc9997160cd8

                                        SHA1

                                        2e04231b0dbfe3898b7be6bea4b3ab4293b49202

                                        SHA256

                                        2999f699fcf9ed316a33c0ef69335938744a7f15dc2ccbef7c7c02ad68bef09c

                                        SHA512

                                        3022719caaa26d787857e4b6286d8879eed5c267a9d9c4cbae046b9174b7d692bf5f5c90ef45db77b221b7a574421419ed4064d91a34fefe3dfff90ddf7a74c4

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                        Filesize

                                        6KB

                                        MD5

                                        a76f4101249cfdf438d257713ebbc18b

                                        SHA1

                                        a407ac20f195a00471ec32626e8112c43b6b8473

                                        SHA256

                                        939f4a93521f5eb147dc5ee95e69885972e93cb8c3f0de2ae48a46dd29952f70

                                        SHA512

                                        d851c266af2ad9275ef7091b54e550c7f94b363fbab93d4102a5acbd7a213b2e4c04dafa31b7ded009a7206ddfebccb421ce51040ab85a77f050672e19636245

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                        Filesize

                                        6KB

                                        MD5

                                        1bc58e30cba968047ad871c97aa7015d

                                        SHA1

                                        dad41b81ce6708400f6708bbecd45efcf76a1c6c

                                        SHA256

                                        b9874e59e6090614b0fa37a4c2eade07265560a9e864cac62f751569d77597dc

                                        SHA512

                                        ad8dbf06d8231c044e3b04014e6fe57eb5391528d989d077a2093439271fcf81e4d23c02204d57e6e2aca525f22f7d07c930bee8dc4e812cff8e62c50c4cf2f8

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt

                                        Filesize

                                        90B

                                        MD5

                                        e76595fd72310467bf9f2981a5de88ed

                                        SHA1

                                        0e259feb85200d1cc82efe33cf5fd5f769180cba

                                        SHA256

                                        c1df1f64faecb63c509f09484c95390d77b34cb87a7e0edff35a3c32fb3cd2e3

                                        SHA512

                                        ffcf8ea722074336b84c55f8aa5143aff809a7964645fb905e880a0a79cc1f679a34d280ebc6fd014b26aab1b0b347640690fb30a5a76fd76df4c5ba62e3c7b0

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt

                                        Filesize

                                        26B

                                        MD5

                                        2892eee3e20e19a9ba77be6913508a54

                                        SHA1

                                        7c4ef82faa28393c739c517d706ac6919a8ffc49

                                        SHA256

                                        4f110831bb434c728a6895190323d159df6d531be8c4bb7109864eeb7c989ff2

                                        SHA512

                                        b13a336db33299ab3405e13811e3ed9e5a18542e5d835f2b7130a6ff4c22f74272002fc43e7d9f94ac3aa6a4d53518f87f25d90c29e0d286b6470667ea9336ae

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                        Filesize

                                        16B

                                        MD5

                                        46295cac801e5d4857d09837238a6394

                                        SHA1

                                        44e0fa1b517dbf802b18faf0785eeea6ac51594b

                                        SHA256

                                        0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                                        SHA512

                                        8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                        Filesize

                                        16B

                                        MD5

                                        206702161f94c5cd39fadd03f4014d98

                                        SHA1

                                        bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                                        SHA256

                                        1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                                        SHA512

                                        0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                        Filesize

                                        11KB

                                        MD5

                                        4b77e3bcc9e4ef2052da172fab3a454d

                                        SHA1

                                        ec37191820f295e8fac4bc3c1298eab4ea201915

                                        SHA256

                                        4ec8feb2b63eca9c2c6ee6aa43420aef16f89be3046c089a71eb8a1260385791

                                        SHA512

                                        34cbee86bba4a46ad8dd9405b5ea908eba21dee19562f3277f3ee1c53c6c9d6f7d3c4fa437d8a0274fd581f202dc98d848109865de343ae0225e8fb3e3e9d6e7

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                        Filesize

                                        11KB

                                        MD5

                                        fef1bef0d65b311d899639766ed17ecf

                                        SHA1

                                        f898885909b82948de739e59f56aa1ee0ef783d9

                                        SHA256

                                        fe83130b669fe2a048169960820f7eb1836c1185a1726dcfa072f6f2b255bc86

                                        SHA512

                                        0fae94cb7ec420628483e3b7c7efabed09e39995bb53ffb2d7d9f0323cbf2b50be16102806cf2e5d7455610f7930f3900ccffd74adbcb77003d696d41f6626e1

                                      • C:\note.txt

                                        Filesize

                                        218B

                                        MD5

                                        afa6955439b8d516721231029fb9ca1b

                                        SHA1

                                        087a043cc123c0c0df2ffadcf8e71e3ac86bbae9

                                        SHA256

                                        8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270

                                        SHA512

                                        5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf

                                      • memory/4876-187-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-185-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-186-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-191-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-192-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-193-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-194-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-195-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-196-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4876-197-0x000001F1A9E30000-0x000001F1A9E31000-memory.dmp

                                        Filesize

                                        4KB