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Analysis
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max time kernel
121s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
10/01/2024, 21:55
Static task
static1
Behavioral task
behavioral1
Sample
51b80073c689dfb5fdd342f5ae18adb4.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
51b80073c689dfb5fdd342f5ae18adb4.html
Resource
win10v2004-20231222-en
General
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Target
51b80073c689dfb5fdd342f5ae18adb4.html
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Size
77KB
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MD5
51b80073c689dfb5fdd342f5ae18adb4
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SHA1
ea80243b144bbe23554f175ee5709c013894027b
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SHA256
e3bdc229586bcba0b38bab6b50bb301766c39a71ddf6230e5c66f1cbbb905979
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SHA512
d52a854379f0d30d407d84ce3aa25ee16e69313af762a2ce26fafd0e89f820ac0765a79c95e07485cb2d0ac5425d0349fb9b62f40341f2875e4c73b601b8b580
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SSDEEP
768:Zcd9QZBC7mOdMstpC5I9nC4wqXFacCvQPd:gQZBCCOdZ0IxC0yvQPd
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "411085601" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000566b58630fb3a044b91770fce5e9b2d600000000020000000000106600000001000020000000c37ce9e7289047a6c5cdd8027f13af2ceaa68341ec80dd39829967a33a424492000000000e80000000020000200000008fdcaf9801a7a15340e228083ee8e72bcf3996942c167867a472ed6bf0d02e86200000006fdccff6ba2d4f515707ee14398c2fc6e2c4795b999c19480bce6f9e293fcdcd40000000562d869f296bed3bb4995301a5363d6ed2c634368db4806177565e062b354ae6a99a33a445f8908230ad72ed995ac2d67ec08ea2cad729d7269dd8bb352ee588 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0bd83d50f44da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F64525B1-B002-11EE-A5DE-CE253106968E} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1520 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1520 iexplore.exe 1520 iexplore.exe 2080 IEXPLORE.EXE 2080 IEXPLORE.EXE 2080 IEXPLORE.EXE 2080 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1520 wrote to memory of 2080 1520 iexplore.exe 28 PID 1520 wrote to memory of 2080 1520 iexplore.exe 28 PID 1520 wrote to memory of 2080 1520 iexplore.exe 28 PID 1520 wrote to memory of 2080 1520 iexplore.exe 28
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\51b80073c689dfb5fdd342f5ae18adb4.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1520 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1520 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5c078d64582d64a4424a62c829846815d
SHA1901f4fd6dcf7c44162531a93dd0f7b88b54ed9a6
SHA256f2091eabc680a3b495b74f349375479df74fabd2532617dbbcdd4e956d2f5633
SHA51295d206856706b184a4d62575f96132d9697208523ea8ae15f366cf6a7abbcbec2f789aa418bd83105495366e0404ba7f877a90180cd3e77340db7055ca4b2d0b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5318d2d62fd2451167ae98743e0800fc8
SHA1885c761f9f387bc787c5322943676354846c2099
SHA25647fe2df1a7e642a1bf1250e75cc17ef7d409ca498ebe44f0bcd7e73560f77ba7
SHA512c726d21fada0f3bd4532d0e9fa43b428ed7c19863ef8833e651f0b83423a6a4fe9268b886a3e7baba8526feb460e0dfe02626f0c56f864e2aa6912d2b32d816a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5060545cb9201bf57d98f7956baced187
SHA1ae91edcd98a44d94818229b4bcb43f5de188217e
SHA25693776ab5852836d847b509dc20a85a36c6d8c7dff5606144aae11083e344beb7
SHA512db7822527933d44a06f9f6af4d6d3946336c757b9951e7bd28ab26280e6e8a65d5ff5cb2a573b5c8fb07fd7685bd4944c209c708d12cf5b69dc10de1b67ecd99
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD55bb0141600f1e0979c639ac9b9ccbb9e
SHA1fa265105f0e59a736617b5dec562bccf38fec26b
SHA256540c09be918f8594ae7df74ce84065c45c65d95b7b2c6ddaae23984929ba1060
SHA51277c0304cb92dbc6255fff8d00a2eda3bbc95cbd429e421eb938d52c8246fee8abfd37cc6411553cb84cab9814c16417eb84fa62671dab2c815392356eec7adc5
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5a653a82882d9853989d6c058fd8fb19d
SHA107238d23d5bcfeef58248ca59d813e6a115f2207
SHA256243c0446b5ef010a60905c3ec7c05d0dc92340c82fc500e84488df39408a1d29
SHA512ce53227daa373d1192794e936314efec72928722d1251998bdce9c00b99b27930b4e41c331d2260712c7aaeb4456782b875bc9734423fbfbd2dbe444c915a018
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5a799ff13bdbcb9c02af271aaadb90af5
SHA1666a6d05d4b669c8948f4646a97c8cc538188739
SHA25632d3a3b9b7906c09028d8261e30973876786595c78fb8f7711be710a495746ae
SHA5121e544a97b4c655898c0bc5813e3e9bfadabd1b98d74991826a2d7dadf0930002b6cf2c147e16a5f89ab29b8896ab070e5dc2330d15f5a4598fd4d83954952365
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06