Analysis
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max time kernel
117s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25-12-2023 19:03
Static task
static1
Behavioral task
behavioral1
Sample
3681c3cdd1d9f73393da8fc709d043e9.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3681c3cdd1d9f73393da8fc709d043e9.html
Resource
win10v2004-20231215-en
General
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Target
3681c3cdd1d9f73393da8fc709d043e9.html
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Size
17KB
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MD5
3681c3cdd1d9f73393da8fc709d043e9
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SHA1
c86f353e28b9c3d79e5a7fd468429d17652d2752
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SHA256
e4e1d6166eb226c4f10307237151565b37f315351e5cddb0d3d774423e4bfe2c
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SHA512
bac522493506e4df82dbf9d521c7af37c72f3f97cd96ae605f6ea5129a0f5fb6bafe4135807eb57ea4bef9ae38910a9c991c36474dcbd159a2deaf472e0d3727
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SSDEEP
384:sTlIci9DJnlx8PmPuP+PmP2PWPSPiPSnLPEPEP2PePQPiPuPGPSPePiPiPWP+PON:3n0gh6xLZ
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{9835DEF1-A617-11EE-B0F5-76D8C56D161B} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "409994950" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1924 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1924 iexplore.exe 1924 iexplore.exe 2200 IEXPLORE.EXE 2200 IEXPLORE.EXE 2200 IEXPLORE.EXE 2200 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1924 wrote to memory of 2200 1924 iexplore.exe 28 PID 1924 wrote to memory of 2200 1924 iexplore.exe 28 PID 1924 wrote to memory of 2200 1924 iexplore.exe 28 PID 1924 wrote to memory of 2200 1924 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\3681c3cdd1d9f73393da8fc709d043e9.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1924 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2200
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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
MD568141bf4e47b2d69ea5005b8ff16b65e
SHA1d6a785bf2848e4906747213785d052ea22d1178d
SHA2569a9e4875e5e0237f693681d1e978011482603564aa1e3124778d7506eb3b18d8
SHA512eeb52c5d06e0419aef71a6c34c2ac1357ec64efd100f4be46450fd62d867ee4ec1184a7f7bd9e963ee77fc4b77af4e44c51e80428f3245a3f5afac804b8af52f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5a4903808fe0bd02278b935d4265dd377
SHA1d2db034bc62862da7689f3bc4401afe6f186d215
SHA2565fb00ef56aeb6ec9089379fdc5ac70d2f11be8118fbcda7ef2c186aabee9cb5b
SHA512178bf856a1e1be17930fb5a0f119b35106c8aa90a59ab8ff88c45e628587c41ce9eb517783ec01b31c59541feb226064e5367856f77f94a411feb514e06cb643
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD572a5b1a10ad36bc748c4ad53d5b2ced0
SHA15cf367f80df9bd60182f1363b40e7c5a00f383ec
SHA256c5125d88992d0a09f88014140f9ea5c3ca43f18880cf2382d03910465d821396
SHA512952758b93fa2ed7b0031575759e32716efa7bdb3a8e40f24b618803c63fed4172dc64e9b732cbb93b9d9e9f59da8a242694a142c6dd87a7184d86e2766f0eb41
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD57e56222f8c1714b326376a4aac29f40a
SHA1ec79ed1e3dd7a54f5cd1d82df254cd0138001196
SHA2568cd4b5379704031e65af37519932c2b6285b2b158d0cf25e838c9c06b7965a72
SHA512f5263ccd389698b7006bfa978c32d22ff0aabfa886a5ff42c9ea31ef15976bb3c0ce4b1b13e2bc9d302922449bad54ec2bb599b28002161766b1d3147513604c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD537cbc71dc7cbb972b5bc46e869b8e04a
SHA114fd6ee5b6c33a1a259a9cd851f5f89487904ca2
SHA2561ab4fcffa623e504a3cee11fb29fefb84d7a09fea74abea6335471fff17fdf78
SHA512977e9c6de21c1ea4316f9e02447b68965fe220170bf76fc2ad95876e02d1cc4cde9d911936f1e9a89adccab41e9a72c88dc9c73424cf8887ac1ae07a765b30ba
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD53e20beb15476f92de0d1ed1ff1be18d7
SHA1e319ef3178d5eee75eca9debf23d111ca14f46d1
SHA256ec95aa45ee6930daa553f54eaa0c8d883a526561a098995322039003186b8d16
SHA51286abe51cefb3fd19ed0c6cff9a59a2f30aada46f0c19412658876fc68b4ba7260fd08f97392c9096824c1eb9287c04da5930c99e58bc253f7d44165b69227ffd
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD53914ee4dc1b25e01777a8e12629d5ce0
SHA1c4c3d4faefb2a622ac88431dfcea75fec623f387
SHA2568a1dd44df47d85ac8a3e69014bab9349e81c1c27159f744e9a9bae0e86dd4d8a
SHA5120af10aa8d556bf4ff09e9a898c02e4544d3158fb6f3b07d39c8e6117414f30a5dd3be14a1cba3c3b835fca72fdb72d995df630f68b983da0402bd8d71dae980b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5b9e2858ab6225177139b0a2a3215825d
SHA17c3c5a3919487920ef527613b407e31658cf40d1
SHA256ee63d1abfa4cabd42ba4ef315137216bfd11d521da7349f701e82b47c3983601
SHA512c23e17c65fbf3d7ff1d38d57799bc14502bd8d10b107078a80c01c56eec87054898181d7f01e1e7a4085d514d3aa807418dcde3b1b6c0dc3eee7559679900dba
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06