Analysis
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max time kernel
144s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
30-12-2023 23:51
Static task
static1
Behavioral task
behavioral1
Sample
20a7a3b2aa2164981a6e6ef3b3d5fadb.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
20a7a3b2aa2164981a6e6ef3b3d5fadb.html
Resource
win10v2004-20231215-en
General
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Target
20a7a3b2aa2164981a6e6ef3b3d5fadb.html
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Size
43KB
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MD5
20a7a3b2aa2164981a6e6ef3b3d5fadb
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SHA1
2482d3a150cc115490fb408e0ef28df59c2efb0e
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SHA256
7c1e368fc515188bd7037ca021c8bf37f503bcb167096ae8eb017e08f1b7dc60
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SHA512
7c39ee93ee629a7200ea90c7adcd763aec2ab6b2a59228529746edc41d1937e53c2bf4d2b1c17e2447832fd9b3f784a6789d3927ca1f34401a8de3c29d8b2d5b
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SSDEEP
768:pswWJN09yfhC5r9vUjLp0xgD6wo3aXYIWrRgStm8iZPGg:pFWL0wfhCVu0xM6wGaerRgStxtg
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\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" 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\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 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\International\CpMRU\InitHits = "100" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage 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 (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" 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\GPU 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\LowRegistry\DontShowMeThisDialogAgain 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\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 = d025aabdb63cda01 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" 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 Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410277677" 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\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery 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\DomainSuggestion 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\LowRegistry 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\{DE0793D1-A8A9-11EE-B84A-D2016227024C} = "0" 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\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000566b58630fb3a044b91770fce5e9b2d6000000000200000000001066000000010000200000005e3a9b919e60a0c284f8efcf1fafe9ef6da9679fa2f632176719d4d759239c01000000000e8000000002000020000000da25c9561da0a0d31c78713b0f4eac86e06b5d310f38b47f5281fb8845ffbd2720000000c8a596ef46bcbaf2df125763fb574070c6d94bb8f65a0ad890b0940747f3e9ab40000000ffbbba4379600d7d44bdcb3b3ad27f837ede74bc4ce61e820a48790a31aed226beaa72c89d6da4fe20f4b3ead087e3d580eeea2f39ffbe9ada61415a431d998c 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\IntelliForms 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 Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "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 356 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 356 iexplore.exe 356 iexplore.exe 2344 IEXPLORE.EXE 2344 IEXPLORE.EXE 2344 IEXPLORE.EXE 2344 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 356 wrote to memory of 2344 356 iexplore.exe 17 PID 356 wrote to memory of 2344 356 iexplore.exe 17 PID 356 wrote to memory of 2344 356 iexplore.exe 17 PID 356 wrote to memory of 2344 356 iexplore.exe 17
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\20a7a3b2aa2164981a6e6ef3b3d5fadb.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:356 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:356 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2344
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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
MD5ba6f8c87775218876f9a813d53477f3e
SHA1ad694e21c26a9d1d5f340a21537364c633a008a6
SHA256397a1a66a1373364a0021855eca64a6f902e73361f52dae26b5075149133a691
SHA51272e32886219b721522e6320edca8954ed9922373488be906a27fedbac6fe0e63533556e4f1a86744ecedafa22e497812aafd3e31dbf9b460e62633782b73c072
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD54a1ae1e6e6008cd202eed7d2e97e76b6
SHA1320e5a7b76c59609a423b4602999c3773938e629
SHA25611a5af1d5d809336339fa86befab95ded42a20347e9fa90d277027cec49e71a6
SHA51207b70108eec684b3373b7689de62d676994a5aa34f9030980b587e01bce30d79671bb7cf8c044c16e067b519f6f930735be4253d30232ebd68ce6781dd92744c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5d09b33a30dd22d081d05dcbefa46f7af
SHA1e5e62092a9599768bef6bf062cee61332c64c032
SHA25678e6941ede1a99522ea4c2ffe4374511571e29d37958c88185d20b419b595c2c
SHA5124064e916eaad96902b449656b8667fa833ef9b4275d935cb890d6c87b080e7ff32f3daeb52b7907bc0190217fb7bccc519079825c15805aa415e1f461186a127
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5eec8e365af62a8599879d5909a03be13
SHA17be308e62879bfc3950accaf1068248e8daf0771
SHA25656d8cd3e657afb7808c622898db1914ca2d230a8ed7259752872730056636e32
SHA512f29ba8f9f72aaae6604a5020a9c0c54f037714189a8fa1dd3853715e9c7e59957943b1925fd5fc2c86f1c3a8ad46950eb19b2e7e31d142edea9e2970d862e6b5
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5782b65ba180f3addc9de40436f3afcc8
SHA15016a4fedcd6747fb28d10932502a4491f0a7015
SHA256a6695dd4ec7d5fa0fda92cdb3dda73d7607188182c2f0a90d20736b36e6ac11a
SHA5122a885b74b1c04e294f5757a009363a786769bbbd73063814357d468e77f35505a3a9d15598ce2de4cda8908205401dd91fdbdb656d3acb164de8ffe0f0cf5bc9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5b0b8d371b9a54e0df0e4dc5e84b73757
SHA17608d2ff7e9cafc39e9fd3d8e392cda46c2b8aa2
SHA2567ba4f9daae0a2872b1bb9e6665058abea470fcb7a042df544f5497da1b31806e
SHA512180d79777a994f8cdccc33b76ea9b5baf2a98200a6b211168da71d2ff7b9554c73a9f5361626ba4d2522005a0cc4996eb79a3a030ff4ea1e67dd924a7928c2e3
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5368112a691c90c12ea1c034af848273b
SHA103f449c1236eca20a994f22d6e95c9534a354a55
SHA25694cf5f2a5405167d2e2147bcc1a49fcf44aef424cd9234d0606cd62eebe8314f
SHA512f344cdb63be2c2f9e6e7e062cf059202a9122cee91b561e15a632975586d5e5635c777841e6ccad68c2eebce652d18627f40fbc11bf23e9860f9d7c0586ade55
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5409db0bf6864b322d91bbb68e3f4b1e7
SHA1750e681bb5ed55f95b8d64b2d76b75ed0a64668f
SHA2564e6f7e0eb29ad8351f7e19c28544a6c5ba8c52376b99fee2a10ac97a47e25b56
SHA5125c0462206a1d2209f3d2b5dec2097e7a58834f8f2181235f876bba719154c30c47f4b039be365b8fbbb5a85a45d7db9e08319134e793bb6d617edb2e9d3f5224
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5bce2b83a67b1a6880e055410ddf38d32
SHA1ea43c21798dbfaa0c801a872d101658e08e90e17
SHA256be6ff482013bfe8a5ac4f88c14f53bf429d22aa1b604835ce19eaee5d082ca69
SHA51280a0530dbd3297314b71797cc4634ed30ff0f04eeedd8fc1b55de098150de6c43b33f2312358ddbe3ee1b841a815c9016b42d0c208658e95028af9d57df8b527
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d