Analysis
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max time kernel
0s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
01-01-2024 03:54
Static task
static1
Behavioral task
behavioral1
Sample
3bd2783181d5debee6bf1851435d608f.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3bd2783181d5debee6bf1851435d608f.html
Resource
win10v2004-20231215-en
General
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Target
3bd2783181d5debee6bf1851435d608f.html
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Size
570B
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MD5
3bd2783181d5debee6bf1851435d608f
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SHA1
c37ca0ffbaa2221a0e6955b8278fad0c91c799a5
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SHA256
c5be5ed2c7b101b9bd4e960a3b48d2448eb9af5e2eca12afcf7cbdc117d8ef83
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SHA512
0b10e717a3ad79784f29373c47677d7a8de3111c614708e34dac68b1851a2e59f65944f0eaca0c77be35b68be3a853fc19f43610640580407d27dccbb6dfbbab
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{46F65CB1-AC3C-11EE-9CB1-72CCAFC2F3F6} = "0" 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 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\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" 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\GPU 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\Zoom 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 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 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\InternetRegistry 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\Recovery\AdminActive iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2092 iexplore.exe 2092 iexplore.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2092 wrote to memory of 2376 2092 iexplore.exe 17 PID 2092 wrote to memory of 2376 2092 iexplore.exe 17 PID 2092 wrote to memory of 2376 2092 iexplore.exe 17 PID 2092 wrote to memory of 2376 2092 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\3bd2783181d5debee6bf1851435d608f.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2092 CREDAT:275457 /prefetch:22⤵PID:2376
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD50b2c3c3bbdfd64016c5708b8da04ee59
SHA1396a8ec86795fa032a2e94573715c452b9356bb5
SHA25606c46ec8f342b8c1657dbe930edc98674d0fe0fffe21d3c776a349869e49e565
SHA51274aaaa77230bd4366369333cdaa7c29553d8dd3ff21531f8defb9292c0fd15330188331e62088464409aeedb28f8efa58e7472135e5cadbc01785fec472eab43
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD5107a3018660fecc339cf4d7f3885e646
SHA1f1fa7a53624da5296ec77885914ef6fe0d4c146e
SHA256867b54bed2d5ba6f8b82622d2d1768cb980802fc0ffdd38916716d384ff1cc90
SHA512158e58fb68456702a0d008a5206f44c303ae79467b50c40a621bb624c0cec641f638c950d0b073add5a487682a35bfc070f193ebe29c93b08dce3b3538098fb0