Analysis
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max time kernel
138s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 00:22
Behavioral task
behavioral1
Sample
NucleusCoop.exe
Resource
win7-20240221-en
General
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Target
NucleusCoop.exe
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Size
2.9MB
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MD5
93ab02f4443af32a0cbf4349cae331d5
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SHA1
c02b792d5c03fa5ec1436b62c145a03925d42ddd
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SHA256
362a74e9ee98dcf44b26d2af94d14db0234253690e5aff4849735d30534fe73a
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SHA512
19fccc2393a3574ea807434a58fda638886aebb1addaaf85e7182871c054fd4767139f8f8444dc2f9e42cf5495f0cef60e57e310883fa90035a43f737931fc8c
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SSDEEP
49152:zaLIRnkyRnkyRnkXRnkLRnkERnknAonN:d6y6y6X6L6E6Ao
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
msedge.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName msedge.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer msedge.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
Processes:
NucleusCoop.exemsedge.exemsedge.exeidentity_helper.exemsedge.exepid process 4884 NucleusCoop.exe 2684 msedge.exe 2684 msedge.exe 3684 msedge.exe 3684 msedge.exe 1000 identity_helper.exe 1000 identity_helper.exe 788 msedge.exe 788 msedge.exe 788 msedge.exe 788 msedge.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
Processes:
msedge.exepid process 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
NucleusCoop.exedescription pid process Token: SeDebugPrivilege 4884 NucleusCoop.exe -
Suspicious use of FindShellTrayWindow 25 IoCs
Processes:
msedge.exepid process 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe -
Suspicious use of SendNotifyMessage 24 IoCs
Processes:
msedge.exepid process 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe 3684 msedge.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
NucleusCoop.exemsedge.exedescription pid process target process PID 4884 wrote to memory of 3684 4884 NucleusCoop.exe msedge.exe PID 4884 wrote to memory of 3684 4884 NucleusCoop.exe msedge.exe PID 3684 wrote to memory of 892 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 892 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2148 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2684 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 2684 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe PID 3684 wrote to memory of 780 3684 msedge.exe msedge.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NucleusCoop.exe"C:\Users\Admin\AppData\Local\Temp\NucleusCoop.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://learn.microsoft.com/fr-fr/cpp/windows/latest-supported-vc-redist?view=msvc-1702⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3684 -
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=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x100,0x104,0x108,0xfc,0x10c,0x7ffccb3c46f8,0x7ffccb3c4708,0x7ffccb3c47183⤵PID:892
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:23⤵PID:2148
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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=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2096 /prefetch:33⤵
- Suspicious behavior: EnumeratesProcesses
PID:2684 -
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=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2836 /prefetch:83⤵PID:780
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --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=3384 /prefetch:13⤵PID:4840
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --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=3392 /prefetch:13⤵PID:4332
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4632 /prefetch:83⤵PID:2152
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4632 /prefetch:83⤵
- Suspicious behavior: EnumeratesProcesses
PID:1000 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --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=4988 /prefetch:13⤵PID:544
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5124 /prefetch:13⤵PID:2536
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5224 /prefetch:13⤵PID:3612
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5364 /prefetch:13⤵PID:4436
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,3402950880290392200,408990516887480940,131072 --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=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4556 /prefetch:23⤵
- Suspicious behavior: EnumeratesProcesses
PID:788
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2092
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:752
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.datFilesize
152B
MD5ce4c898f8fc7601e2fbc252fdadb5115
SHA101bf06badc5da353e539c7c07527d30dccc55a91
SHA256bce2dfaa91f0d44e977e0f79c60e64954a7b9dc828b0e30fbaa67dbe82f750aa
SHA51280fff4c722c8d3e69ec4f09510779b7e3518ae60725d2d36903e606a27ec1eaedbdbfac5b662bf2c19194c572ccf0125445f22a907b329ad256e6c00b9cf032c
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.datFilesize
152B
MD54158365912175436289496136e7912c2
SHA1813d11f772b1cfe9ceac2bf37f4f741e5e8fbe59
SHA256354de4b033ba6e4d85f94d91230cb8501f62e0a4e302cd4076c7e0ad73bedbd1
SHA51274b4f7b24ad4ea395f3a4cd8dbfae54f112a7c87bce3d286ee5161f6b63d62dfa19bb0d96bb7ed1c6d925f5697a2580c25023d5052c6a09992e6fd9dd49ea82b
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-indexFilesize
144B
MD56e9103a33f205af7ad6196966878d48c
SHA10c0b983ebabf4f377ac6f1b33600b02c241661de
SHA2565b2f47f7639f00e32b38edad7e260b1839391ce9f47e998026e0d4a55ad444a5
SHA5126a24c070232778c76b3beac955c717260e32ce483ce10092e8733821e64f1a5755d17dc4354d532857340ac3fa7f27353ae6a05cc3543e27f5cbc29c6b4e8609
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent StateFilesize
437B
MD505592d6b429a6209d372dba7629ce97c
SHA1b4d45e956e3ec9651d4e1e045b887c7ccbdde326
SHA2563aacb982b8861c38a392829ee3156d05dfdd46b0ecb46154f0ea9374557bc0fd
SHA512caa85bdccabea9250e8a5291f987b8d54362a7b3eec861c56f79cebb06277aa35d411e657ec632079f46affd4d6730e82115e7b317fbda55dacc16378528abaa
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\PreferencesFilesize
5KB
MD59b4b6d1f31fa4a506505e7bd43b9bf0a
SHA118489ddde2cdc0ad72c8cf55a8adabd1bf4535a3
SHA25631cc8397692215eb2d082a604595b2838504fbb8e9aa610c45db6c99146e88c2
SHA51266a71f575702cd06e35c3db041809346de802d7bbd124ebcfe9287d24215df2f3ae20509d55d9786088955da5f1e1103588324040012f16c0bf43494aa9d523e
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\PreferencesFilesize
6KB
MD5eadb88f992f160c39a4d176fb7d68595
SHA12b0cb03976777eb9808f9e5f599ecfbd46502036
SHA256fad7d3547a158d1f4ff9e4c92c8428687bba23593626e6ff4b82f888e6bc978c
SHA51206c7ea309d74f857ad0d2a29861574000e3828ccf5732a79485de5a627320c5969183bf58a354f63185ebc62887a11b8bc23f8b2b3f640db95792c2a17d53ec4
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENTFilesize
16B
MD56752a1d65b201c13b62ea44016eb221f
SHA158ecf154d01a62233ed7fb494ace3c3d4ffce08b
SHA2560861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
SHA5129cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local StateFilesize
11KB
MD559e5034b8fee91b8263812400dec69ac
SHA111627568109553a88fe8ea6a16efae10a13a9fc7
SHA2565043a970bd07a0fbcd20d409793143e2b1a998301960f1c58378a3d02a646e4d
SHA51254b7de1d77fb84398f790b2f9aca3028020617421d269bcd803f391aec1463e6dd352bb2c17a555ac544cedb469adfca0a84aeebe8d4b88489324272f6caa03c
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\??\pipe\LOCAL\crashpad_3684_PYFJAXTUOKOSJKUXMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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memory/4884-0-0x000000007482E000-0x000000007482F000-memory.dmpFilesize
4KB
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memory/4884-4-0x0000000005F70000-0x0000000006002000-memory.dmpFilesize
584KB
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memory/4884-3-0x0000000006520000-0x0000000006AC4000-memory.dmpFilesize
5.6MB
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memory/4884-2-0x0000000005AB0000-0x0000000005F6E000-memory.dmpFilesize
4.7MB
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memory/4884-1-0x00000000009A0000-0x0000000000C88000-memory.dmpFilesize
2.9MB