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Analysis
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max time kernel
66s -
max time network
161s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26/12/2023, 03:13
Static task
static1
Behavioral task
behavioral1
Sample
4f51d3bc3313a864b2cf90c2b826d168.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4f51d3bc3313a864b2cf90c2b826d168.html
Resource
win10v2004-20231215-en
General
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Target
4f51d3bc3313a864b2cf90c2b826d168.html
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Size
125KB
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MD5
4f51d3bc3313a864b2cf90c2b826d168
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SHA1
91747466b7f28ccd22ddd12538ece90b403b3101
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SHA256
9448dc50e946c96f2a68476894b771add52856f7116b9817e8470bf00958405e
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SHA512
ecae58a591dad08528b032c449233bc448268850e0896201de8a4cf6b7692feb380e17e8620fbeb230fd2ce3cb5df898b7edd89b7edb74c7224315a5cc4ea615
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SSDEEP
3072:L5gNiD4D3ZnW/8XsP3gEoQTHbuybkXbkNPgUIjvpqT+7MR+8N:L5gNiD4D3ZnW/8XsP3gEoQzNPgUCvwTJ
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F84AA171-A47A-11EE-9569-6A53A263E8F2} = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1748 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1748 iexplore.exe 1748 iexplore.exe 2760 IEXPLORE.EXE 2760 IEXPLORE.EXE 2760 IEXPLORE.EXE 2760 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1748 wrote to memory of 2760 1748 iexplore.exe 28 PID 1748 wrote to memory of 2760 1748 iexplore.exe 28 PID 1748 wrote to memory of 2760 1748 iexplore.exe 28 PID 1748 wrote to memory of 2760 1748 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\4f51d3bc3313a864b2cf90c2b826d168.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1748 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2760
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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
MD5906d824f3e44cc6d972317b41a33229e
SHA17d9c39aed94e8b8e582cf0de99dd12261357db47
SHA25686f7a7df4cde07b60f91bd7da17cce56cb8f0c8bebc7f15c736f8f202f30ba0c
SHA5124641dc6206ad2148b311d5c163a2999664c89ad752fd17f7246cb4c528d761382614fa7b3e3e8efd49e00f97300705d10a3db6618abad69e71184d0e6267dad4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5cae515c4fbccb61b22b6d6a0e67f811f
SHA158dd9e8d82caac5b0e1efe58e027b69f8fd3f7d2
SHA25601e07e7726824443692692082b835656330e04273922bb4c01cf8f01a86328df
SHA51288e1f44511f95d6bee3357989018cd816c8ff24fb1de244b8e6b6331df94a6776346666fd66238b5496eb1ae84eb5a1e778995a60057311c493361eb166df4ce
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5be4a40716a2753da4d1363bfa948914d
SHA157c1307e97d951fe2f2cdc8fc05ad93b4550020f
SHA256e114bc32063ff9e34b9ebc7888a225057c92f1829e5aa0d6b8e24ad2558c3037
SHA51230c7727d8ffc9bc5a03e5172123dae39b73f916918c58d81bad68f44d080ce40914dfb6672c745b74336be6b4ff4982aa05f5bab70b8ee7e259a3515fc59651c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD506835491abf2aa19b9e274a1853f9ac0
SHA1dd48e1026406c0628dca6bcfe756127c229e2887
SHA25614a7301475f08062800f7fd5744fd7158f3c0daf9546eaca915c061ee4e9df68
SHA512d12bbc2cf1a277c7e1b097108ee68083f135a3475d94e30722d6f589a34b861523ccd3e8d7812055bef6f7f0b066649b2cfb89189a56001c2e6f4389e54b6e79
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\4K0WM73A\site[2].js
Filesize52KB
MD5fc51924810c226bbf3623b790680672d
SHA130e1011448694904924570803a56951e5d30bfe4
SHA25645332d63c6b65ae5219e97df79c2609715f9798dc0257caac1f33bb1bc4025a5
SHA512b288864379c46b2a4282bd078aa6c2c4254bcdc955630910d3de76aaaef622e1cee4c234fc664806f7bed3be73dc634573983b33a38fad456cd284f30ef08bf5
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06