Analysis
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max time kernel
97s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
10/03/2023, 13:00
Static task
static1
Behavioral task
behavioral1
Sample
bRk5tD9Q.html
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
bRk5tD9Q.html
Resource
win10v2004-20230220-en
General
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Target
bRk5tD9Q.html
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Size
689B
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MD5
4b2d244b4311d042c32cda1d2660466f
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SHA1
d757ca21ca6cca159f2082cd8c6071f3b7e4cd17
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SHA256
171e447efadde777aa8987ea2870fe95b25665d842b1d8f5e5b9169314e5227e
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SHA512
dc2fae1e789909b254aa976d4e64208c5e55a64305b0343f17d9ce664e9bffc4fc412a51e9ef1597abac139ebc8b2e9d9ccb13b727b536eb6d4cb5cd2dc18886
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "385221812" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007837404bb2ac374381d657b4bfd4f9e200000000020000000000106600000001000020000000b4981d219237d005a4e677b681eed7eaea1efadeabc0822523fc82316c03bcab000000000e80000000020000200000001856b8e294daae4f1e220bd66f08a8a5a5ee1a7fe15ae1401a418654d2f4e98f20000000dadbb0800268f8363d4d5e360cbfb56ef24877c228a4dae0374c91f43af3a1f2400000007d17aaf289dc423a99d1616d1e7c5e3b079daf3407f9be48ca1dec00231a62deb6ac43fbe46d0c50eff28809903991da3d5fa47734fac445c855e3b62b8f445c iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{EE7B64F1-BF4B-11ED-88B7-F221FC82CB7E} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 006e9ac55853d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1148 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1148 iexplore.exe 1148 iexplore.exe 1232 IEXPLORE.EXE 1232 IEXPLORE.EXE 1232 IEXPLORE.EXE 1232 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1148 wrote to memory of 1232 1148 iexplore.exe 29 PID 1148 wrote to memory of 1232 1148 iexplore.exe 29 PID 1148 wrote to memory of 1232 1148 iexplore.exe 29 PID 1148 wrote to memory of 1232 1148 iexplore.exe 29
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\bRk5tD9Q.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1148 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1148 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1232
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
61KB
MD5e71c8443ae0bc2e282c73faead0a6dd3
SHA10c110c1b01e68edfacaeae64781a37b1995fa94b
SHA25695b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72
SHA512b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5c6c4b181c9652db1e4db989963681b56
SHA18b357f3c0852c45d0d508db335ee5243ab22a5ac
SHA256a511d4898cac894003520ab307ee071176323e32e75c299df19cc3dae92d4947
SHA512fea2bbe101194d44904d61c9deac7815d01ee338ecad95f65e84f6642c0783fc9503bfbd8e4d8096b4008d9f9ca0f0ce9d328602835877a485351a733a2b5962
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD522b2a5a4d738adf195310c4decd057b1
SHA1dbc368f8d4c85fb7e0f0e625c01c44828a0da223
SHA25602549cd64a82b0c0cf0820872fee9db0740649558530ce1e38cb6b87079ef01f
SHA5122fd3a46c7c076002e98a09ea88079b3ee530fc57564fe8c4a5ad402cc80a525a22142a2911ad5a4ce63db88f13e061f596e0d6102b42668fe6b842d193afe6c6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD515fefa4c5825ff0a42e1c3ab2e8c39d4
SHA1d5a43747fb8bcb431075a56743164f09a675b58f
SHA256f178afdf2d416f71f11eca9d906594c0497c45c796280709bd52dbe83c0b8717
SHA512f7aeb8dace51e4768c8daf2ddd7d2f5489f65ed0c0e516d277c7e082f70533cee3dbe316ff12d67ff84514ff14f8373af86738140c0fdf0e10881035d9929921
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD565ee6a873c42afd358aa905cbea5c7f6
SHA137fa778d444447292d628baf2cf7773c49b94c94
SHA256ebe6b748eaab4792df64f02e689779a57dc2974b4cbfc965b57d833e698e5bcc
SHA512efe9e8dc6ff00338944c5d384cb2a0ca2ba27620d67da86dabbc3b5af9cd4c43697dafd2d5e8bd775d44ccfefddde1f06e7d378c24f772cf57577bfa79eebd95
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD51b0eccca130c964356f69af99a36ca95
SHA18b6e0bffa798d1c38ec6c83eb05060fd786f77a6
SHA256dc6368a368c60b0280d98dc0d5a0f08790122c3e4b390193092b579525b9b813
SHA512965e4f175996f26872882af0347561d43fae704be2a00fb1779e619bb7335cc1d39441eeb7d01e4e29ae83b1521aa2a0aef64cc1b97d1fde428ef75800302548
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5a48a267b97fae1bd8802eacf785bbf9c
SHA1ba7bdf7b66304bff7c2eb1a8e8b82f9e42e7a021
SHA2566e4f4ef7af6a5c3ebaf7c24f568f435d12cd7912d15f748bf1474efe8117f65a
SHA5121d4985677da3c0289854eb480f2008bb84ccb50b65a1f84be051e5d2bd98ede9c188936be7775a61602b9b8569e1be8aad96e7d4e82defc3088ad4485924696d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD52014bb25db617cb56c2f68dc5e20f491
SHA1b64c57261700b758925754e15e0e6eb20534bb5f
SHA256ec9a88f53166b990e05bfca9bfd6ba3e1495a191191229b2c21d8191f89a8fef
SHA512696232b0aa71887261e866026ebd6df45e72af6a688693b43a8177df33083f47a60dd1bfc9def6bea036691d2dd4ffc07576b09438ab75fa6b6251f5646ca0c9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5a0de7b047ec62c5ae14ebd802b31c200
SHA1c17b6a17948c4f30d450a43f6e625014a94e28d4
SHA256a609b3c7198fb012d0bf862be7c54cf51b538ab2ce6a64c368191d7d3320d436
SHA5125d971378479c0c8f704f3c236097fb1c7e109f587a161bf62862f51b0b5ce00fa51518a8ea6a2d427561bf826fd204e89eee700aae4dbd5ca39ff4c95278a5bf
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\UOYUJSME\suggestions[1].en-US
Filesize17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
61KB
MD5fc4666cbca561e864e7fdf883a9e6661
SHA12f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5
SHA25610f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b
SHA512c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d
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Filesize
161KB
MD5be2bec6e8c5653136d3e72fe53c98aa3
SHA1a8182d6db17c14671c3d5766c72e58d87c0810de
SHA2561919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd
SHA5120d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff
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Filesize
605B
MD57fa7c930cdc6106d07258d605b5d3b3b
SHA175b3c9928a8bba75900c4f3964f77b01d4d894b1
SHA2569af918d7887682f8fda68cbe9d70a4307432b75986ab24904b8f1894c585be59
SHA512df997e54c44df9967fd41bf91f376b8939182e7c8b191007284906a9eef929d9b2db5f52d3dcacc9e5567d4e2ff41fdb17f038860ba68fd7bbaf6ed11ad90d77