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Analysis
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max time kernel
0s -
max time network
136s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
25/12/2023, 15:30
Static task
static1
Behavioral task
behavioral1
Sample
298374525a77f86ff178af3cbfb81cb8.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
298374525a77f86ff178af3cbfb81cb8.html
Resource
win10v2004-20231215-en
General
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Target
298374525a77f86ff178af3cbfb81cb8.html
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Size
1KB
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MD5
298374525a77f86ff178af3cbfb81cb8
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SHA1
1a01fa5ce1180a285710ea2c9c8ff536f208cac0
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SHA256
0516ed8e6e03daf1511e6335902546166c3fbd7c45a301663b0a268cd7b49556
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SHA512
58811642a9f7352b5c654bc3a12e888228d1e595e5be7f7cb156ec394c250c3ffc119b7420214f7fbac551d0845ae7a54bcc686f01f300335debea27985468fc
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{03997E01-A5B3-11EE-BB35-72D103486AAB} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2892 iexplore.exe 2892 iexplore.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2892 wrote to memory of 1920 2892 iexplore.exe 15 PID 2892 wrote to memory of 1920 2892 iexplore.exe 15 PID 2892 wrote to memory of 1920 2892 iexplore.exe 15 PID 2892 wrote to memory of 1920 2892 iexplore.exe 15
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\298374525a77f86ff178af3cbfb81cb8.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2892 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2892 CREDAT:275457 /prefetch:22⤵PID:1920
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
21KB
MD539e0c0fc89a2c3afeee2daac8499ec90
SHA16fa7e24001b6aaadf11352908cbeee4882e36110
SHA2564b51098985d26446fc1f38e5d5a2e1405db4c1cce90cf8ab61dd3b978072bf59
SHA512d6aa686efcf814a1c173ab16218016773acfa95a6bfac53661fb09a7dd2faf847f520fa11dab002a8cb52f4a0417437cb244fc5767430f0fdd45a7a33e18916e
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Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD54fdba7fc92d1436f5b03ce33e2e3a6e9
SHA13eefbee3242addfef3e8804b092d73f1121ac3d2
SHA2562af53ee464e3b1a0dfb83e65c6763a7066a90569cd8040cf2780f0bb18c672e7
SHA51235d7d7e3d6d8a73e9c761804223b88a3446a7ba9660e3b996cbd06064265fe51bb38192e1db892fa7a778cf26c6565426f55638b1363d7981cdf37e995268f75
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Filesize
92KB
MD571e4ce8b3a1b89f335a6936bbdafce4c
SHA16e0d450eb5f316a9924b3e58445b26bfb727001e
SHA256a5edfae1527d0c8d9fe5e7a2c5c21b671e61f9981f3bcf9e8cc9f9bb9f3b44c5
SHA512b80af88699330e1ff01e409daabdedeef350fe7d192724dfa8622afa71e132076144175f6e097f8136f1bba44c7cb30cfdd0414dbe4e0a4712b3bad7b70aeff7