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Analysis
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max time kernel
117s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
23/12/2023, 10:58
Static task
static1
Behavioral task
behavioral1
Sample
7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe
Resource
win7-20231129-en
General
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Target
7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe
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Size
2.6MB
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MD5
fa6d7eb4df4e2dbd1816175fbcdade02
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SHA1
da27692c4eecc851f4e4208157e7cdcaaad7d090
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SHA256
7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265
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SHA512
5724d1508c57d4e1d17c33e1d020794e9ba478c563b5a140c494ea5066b8c4a7d1b58a889a6c74d5fa741e8d01b68629b80d15c4c0a66f83602d9223a71e03e3
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SSDEEP
49152:gA81IJP0qnEvdDqnroHOfmlO2tiToyGxgMHO:gA81ItgcnsHOm46iToyslH
Malware Config
Signatures
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Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\P: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\S: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\U: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\L: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\V: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\X: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\Y: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\A: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\B: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\H: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\K: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\I: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\Q: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\Z: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\N: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\O: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\R: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\T: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\E: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\G: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\J: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\M: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe File opened (read-only) \??\W: 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90eca73a8f35da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000046332ab722508540bf00312f0a24f120000000000200000000001066000000010000200000008735c44e60dc1da0d95628a1374ab246578cde0015277543d915da787747646f000000000e8000000002000020000000d5bbf5e1de147dda25453bfed54fd8b8a04e9d253588679644f2de8710a52ca920000000e0ee880566effe84a2e0cd76c246a2bf2b677e37d8b6e2802892a4046d87c41c400000005a71e1298705c0987de9ef059fec2c06393afb87dc886dea2be0a3c8c4e9d590baa55c85ad611d46e623fea1e81ae4301bbdb5e78961b1b92b5baf7799d4e7be iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4BD67B81-A182-11EE-8D71-5ABF6C2465D5} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A} iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "409491021" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\FaviconPath = "C:\\Users\\Admin\\AppData\\LocalLow\\Microsoft\\Internet Explorer\\Services\\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2852 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe Token: SeDebugPrivilege 2852 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe Token: SeDebugPrivilege 2384 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe Token: SeDebugPrivilege 2384 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2692 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2692 iexplore.exe 2692 iexplore.exe 2764 IEXPLORE.EXE 2764 IEXPLORE.EXE 2764 IEXPLORE.EXE 2764 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2852 wrote to memory of 2384 2852 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe 19 PID 2852 wrote to memory of 2384 2852 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe 19 PID 2852 wrote to memory of 2384 2852 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe 19 PID 2852 wrote to memory of 2384 2852 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe 19 PID 2384 wrote to memory of 2692 2384 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe 31 PID 2384 wrote to memory of 2692 2384 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe 31 PID 2384 wrote to memory of 2692 2384 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe 31 PID 2384 wrote to memory of 2692 2384 7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe 31 PID 2692 wrote to memory of 2764 2692 iexplore.exe 30 PID 2692 wrote to memory of 2764 2692 iexplore.exe 30 PID 2692 wrote to memory of 2764 2692 iexplore.exe 30 PID 2692 wrote to memory of 2764 2692 iexplore.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe"C:\Users\Admin\AppData\Local\Temp\7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Users\Admin\AppData\Local\Temp\7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe"C:\Users\Admin\AppData\Local\Temp\7803231efa286e0d95f94374100bbabf0ccb787223356c15e12e584d5c698265.exe" Master2⤵
- Drops file in Drivers directory
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://www.178stu.com/my.htm3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2692
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2692 CREDAT:275457 /prefetch:21⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2764
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
914B
MD5e4a68ac854ac5242460afd72481b2a44
SHA1df3c24f9bfd666761b268073fe06d1cc8d4f82a4
SHA256cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f
SHA5125622207e1ba285f172756f6019af92ac808ed63286e24dfecc1e79873fb5d140f1ceb7133f2476e89a5f75f711f9813a9fbb8fd5287f64adfdcc53b864f9bdc5
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC
Filesize252B
MD50b9934c50cca5efda201c57c11aef931
SHA18dceced46a5f17f6fd37264a73c83903cd8a4d30
SHA256f46ae4263ea48501006c15b5a5e203f8460c310db1c4f0997dfaa1e927cc3af9
SHA5121a34bcf3fbda447fa590297012ae95223d0751c147d4208dc8f5e1bf80cb7749960d7fbaa41fd85dc26d3998271e9f8b6ea3b22ec5ab9ac37b22e7370362f71b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5e018260aadef08ed667ab023bbe643c9
SHA1e35e3ab2b7d2b7eb61be9e638bca851fc9d71951
SHA25651fb3c8996cc6a424d6019ba10fb1f90957f5951a25d83579762b41a6ff2a3c5
SHA5121963b408c97cf10a7600939e22721e519d98e4c201ef07eac95ccd64bd5c67f693bd6f931e0b4e6ae72a3c17e03ed61a6ba45a1c3fff30d4cb513e5e9e461435
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5b1f18ed9820b98930c25817912abee3c
SHA1de4c74b8b71817ab0daf15497cfeba404160d93a
SHA256eaf9cc90815d38fe9af4da04c604e38d4d8ade93ade9532eee3a847c7a25b31d
SHA51200e75264961769e27df198ee133993f51d58030842b0118277f16a07cab962f2f5bbf8f9b1125a332271a7539c352d03db1c18eaeab61224884c138fab190054
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD581a3da6c749fd2a439c0183682953125
SHA1028c3922219b9bb130ab3e62d8a8fc7860b0d341
SHA25617fbab9ec9d13b90aca057e8a2533c99d69f2e97b7505fbfccaa568d07442136
SHA512063806ac92fd056de285cbbdd4e01672aaa38b4ab3db68a05ac5290e950a0a4e135e9dd5bcc6272dd812f6061bcbe391ac3d4248dca01173340e802ff80d68c6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5d8d6e77e1c6765493a0818c9eaba97f9
SHA113671d7cbb7c86b0f463110da46dd0bdde6877de
SHA2561fd3f5ff0ea67c559d37ebf37d707631757be309370d0e2051b23d2c7ca3845f
SHA5123111661cda98eb28359356ab9f920ceaa084c8f8f2938ccdf56b1278b74789866f4bd47954a2fc8376adf02d5a79de05e55c6ec61a9b7d298e8f9cdf286877e8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD5b5979a03bf40d1d5a749a289039931f2
SHA135da62b9a9f5f68df14e3610408b042908f8b8a3
SHA256c42b67fa36a079074b87ab1f98a8db2ccf5255355942e83023d6149f41127004
SHA512be9753e3291733ec0a570ec2577e5be6561329ae0cc827d57c2fceac9b81e2ccff3980effaaa48468cf83ec43f8d03ec303aed97dff1ef77e0a0ebd4fdc470af
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C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico
Filesize4KB
MD5da597791be3b6e732f0bc8b20e38ee62
SHA11125c45d285c360542027d7554a5c442288974de
SHA2565b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07
SHA512d8dc8358727590a1ed74dc70356aedc0499552c2dc0cd4f7a01853dd85ceb3aead5fbdc7c75d7da36db6af2448ce5abdff64cebdca3533ecad953c061a9b338e
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06