Analysis
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max time kernel
175s -
max time network
206s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26/12/2023, 15:06
Static task
static1
Behavioral task
behavioral1
Sample
77d3f34e31f2eea53bf7ca98a7c64ed4.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
77d3f34e31f2eea53bf7ca98a7c64ed4.html
Resource
win10v2004-20231222-en
General
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Target
77d3f34e31f2eea53bf7ca98a7c64ed4.html
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Size
18KB
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MD5
77d3f34e31f2eea53bf7ca98a7c64ed4
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SHA1
9c0a2d9ecd62fe0278a8bb69b19bfc532fb84b33
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SHA256
e8276b46ffd516bfe0e23c38c5a3b1374cacf72c0b44f10d699568474b287d34
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SHA512
ac6712ec528e64f2f195f5bd7f6bda1ea112cdff4f4ff682efb6ae50e7082ad20b196bfe10d6aa03257da9a90b424b17395dd9d72889883233d29d9d4530b48d
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SSDEEP
384:fuzcEZUL820utnQ5P8p1r3B7Iw/9MWZc2J92V:4cESYdN5Pc7Iw/W
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{A86C0121-A52A-11EE-B160-56B3956C75C7} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a883829c536588438b4279b7bc6c193000000000020000000000106600000001000020000000021e3135d91a35d5c596c5a74336124517a2a301a53017b4c24361cafc1676aa000000000e8000000002000020000000a3fc6e7d88de01ca0bff1f54ef031085abaf9288d5facc27c5b2efe439276e3b2000000023296db69542cd7fd2f84a02a2a9f7b8b900b5299700a713337ab1b35885e6a84000000069784c83149afaf4f7d5a0a684dbe37482b8485b4eeac18b702e7e452be26e5839d6829d9024c106cbaab9586cb67ddc622943eed8420188c09f58352d3f4fa1 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 904ff5a63739da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "409893186" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2516 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2516 iexplore.exe 2516 iexplore.exe 2716 IEXPLORE.EXE 2716 IEXPLORE.EXE 2716 IEXPLORE.EXE 2716 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2516 wrote to memory of 2716 2516 iexplore.exe 30 PID 2516 wrote to memory of 2716 2516 iexplore.exe 30 PID 2516 wrote to memory of 2716 2516 iexplore.exe 30 PID 2516 wrote to memory of 2716 2516 iexplore.exe 30
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\77d3f34e31f2eea53bf7ca98a7c64ed4.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2516 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2516 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2716
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5ed8747ce52459b1a1105a84cd87e35b1
SHA1d734224f896629d58a7359630c536b965f5f64c3
SHA256f99015cd2f2308f61dec614a3b82c2c470bea62407db20ecac9dffc7948386c9
SHA5122a12a738657e90b3a0e331a1a84bee13b79fc320cd15ccd67cce4d743ebff15dba8cdd5215b2d88b993aad77de12d99bbebad18ac6908da90e1693b429e1ece1
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD58c69e2b43c342db378a079ec34e4a07b
SHA1a17904085c970897668c0a8ac98d37a572e7f00a
SHA256fe9e91d97e32e008ba04cfbab29cad5d025bc3759b60835f8d275fb4470bde67
SHA512621c0ad01b89807cfe310d06b70970e50a757c53ea4a410690f9d7a655305744ba5e526149487dc38286d12614a2420eea6ff06f982ddcba14da449d0c7a2a3d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5eec3939d3b3785a892765240e512f7fc
SHA1f27e0b43769887237e1c8e3812fad17c0f9923cf
SHA2564bf56ff14d693ce1b1a8e690b7d412dfd7d03bae86ee09bd0b87114f1756af1c
SHA512c71736781e35a36f579100258e96e84beb55cb8667e55887b4517a5d3fb929b085df724398c53c005c19ab3209848a0f98ee1d30c398c2fb440ecbdcf350f644
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD582959c252d8cedf3fe63d5113f846a55
SHA1c8c045509409eee02c8f8d08bc50de1786a66174
SHA2560e5be752b45485ca08379cafdbef29da0eff8d54830df2d3a95ef1bde0bd2be7
SHA512d824c721ddfb3dc36fe744a4b560aa3f84dd1d1fba251fc853d07bbe2eed65851cd4be8e6f5de9634f24eb069f58bee63db3352503ed04de4463d169eff5db23
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD567b00b7f402839faf5c176efc335d34c
SHA1dd167d5b5daee7e12a22b2f996caa1721da83973
SHA25689fe3af70ce616924ebaeab267c5c10e003e5d5923ae97fb3adcd3caeb00a7ef
SHA51269f0b48e7f927aa4bdf59a8ec688419d1ac6e7361db9baad71aa2d9d5f76600b2387c2837d6d518bf81257bc1bc8f7335209516654b2115609de9c0b428bb5e6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5f37c2f6f282a05978c64d7648761a80e
SHA12cb701ed2a67704f246dd0836900b31fb61145e3
SHA256909fad7908979f50e9815e9fe5654128aec8b53ef288c6e7ba396a2dc89ad7a3
SHA512f281321f2b431c5188b4f5465961d29813bb5143ad898da742d2a63cdd0a2a7bfbac74731a444283df71e6c79cf53b1765e5821390d905642666dc153ace540a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD54d145bcd6847d35b776b52fa5df452b0
SHA141c402eed30a82ae2a25eab526b14e361c44739f
SHA2562e139c2f6421b05d7d62d67c7a8b938fd775530d7b9ba641271c24c7213ec2fa
SHA51222a892b277447dd4b81933b42f659e8a0b6b07bf31f9a5b285b230013727f83354d84fa5972732cd37f2f6fa0c1ae557d6661e2f9c2f7d39e8f8927b348d7af4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD550f008bca3b8b933cdd324606dd48755
SHA16040375ea69982718488087dd519fd572926689a
SHA256920f0cf907cd1a6f5783aed7bb24e06c7654329d9ca5ab38578efc1bbac930dd
SHA5120b50b0e7cf92daa34a814b4853d1eb3eba6bc3a7b48a355d8f2d6fc0f91702581a90b721d82d35f4fb22a7dd4f2f44363731e7e18c6157996dc1e3e4fa5affc5
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5cf9706e3d3d34d1cf195584b0e22d6a9
SHA1cf4b2f0a3681a9f3030f1c94aa4392d6dfa40256
SHA2564e6410d0d065fbd48215574edc99b5d4c4b4e819e5ad588378d2bfc602090e19
SHA5126f11e097922d804ccb191db06c5087314e510a93360954013c290601c09c217ca84f1b2f96c3e426a6910d8eba36a6dc4ebe6fa9908615a63955ae3a40cf1691
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD55d36e8949cfaebaf4649b30c9e96beaf
SHA11b4b975701bb622981f733485441d43565e6e99a
SHA25645518ac5a43b1a8f862aaf80f06a6f810a537f1ecee01d69c1d6513a3c078e7e
SHA512b0e4508b5ba9c4e76cfbef60e7b07d34b408565142fbcd16165665f57a5d38e13f2a79b8890690b2cf0e5cb8266e8e577d3721cddf5f905267fe816b7f59b050
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5072eee14a2ba9f828475eaa00e4ac5ee
SHA10c0291bb6043e60516b8e6fd5d3d476f5c0a97ee
SHA2564236ff015ba02e3fed7e2d1611a1bd8bbaf0728b76ddb1e61009f6059ec06d66
SHA512040ab87f5671a457d1984599a854d5102c7a8723648672e308e6e5680fd4102c044e0adfca7036f5936ff39f0bab650b55184f34cf39e0b1b176a4873e842fad
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5a08b5fb22ed6cc295dc437f8830026d1
SHA1619a9f31d164cb9dde0b25870a748f51edb3c326
SHA2564703a9e09ad8f2d04f605283524e8545bc65876faf6f90e467711b17c8a71e20
SHA51265cf344bf1ee16f1e0e7797368c659f25fa37dfd5e2fef65ae94b613f58a913a6c6878ae3c746bc5fac28339a222ba3262a82d1cf4c14082a2b2b1db8e30721f
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06