Analysis
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max time kernel
147s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
08/01/2024, 07:07
Static task
static1
Behavioral task
behavioral1
Sample
4ac39af69adaf4f81f42d8dd5bc8b02f.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
4ac39af69adaf4f81f42d8dd5bc8b02f.html
Resource
win10v2004-20231215-en
General
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Target
4ac39af69adaf4f81f42d8dd5bc8b02f.html
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Size
12KB
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MD5
4ac39af69adaf4f81f42d8dd5bc8b02f
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SHA1
0325641361d7e99f1aa15a925ba37162dd87ab59
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SHA256
04fc769ae6ba7e53e3dad5524de34e918acff6c6040911f02e5c8234259b4da1
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SHA512
9d8b90fa7a0a9981da796f0ccce80ad13c3d6ae33693d18e87e79e36c76799e3dd238b89e41d09923e4d37e945cc2042ca28bf78947792fbe9ab6a72c9d0a10d
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SSDEEP
384:FZ56gQtsOAdMi0pjnCs+NqE5KMjD/2ptRb+nvOt:1VQVpCtHvODZ
Malware Config
Signatures
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description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2052392835" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000005d05a5489e56c74eaa6b39ab0831a11f000000000200000000001066000000010000200000009da354fe8322d726ebab69195d41cb164adf82d683f762867e8db09a7c2a927e000000000e80000000020000200000006a828fdd1da43f6e2e5c42955b187fc27d1a7492cde4f090aeb15b0a5be657c2200000003ffa1930b40252f6721c57fe8503a5f333493f8f7d7206207da8145792d670dd400000002052eb619ff238f9cc362ac0f283612c4ed1b813fb3f1ddabea5e3c5e6ed2993365ab99c1f465feb7fff68c385812442877d99192d36137fa78378719f2d3965 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2058486903" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31080961" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "411462651" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2058486903" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000005d05a5489e56c74eaa6b39ab0831a11f00000000020000000000106600000001000020000000d7c768dcc57a3e14762aa5c4e331ae30fd4fbaaad740a9c72f3de1c3d0209583000000000e800000000200002000000037a7012bb8f3a816859ef710f29b545eccc66b144576fdb74e258ff6eaa1ff4420000000a2acd7fdd698d7257c1cbdcf8877f175f4ebb8ebc541ecdd9839299030fd539c40000000ff7e9f8a58bff744666d6a2fafd59c6ea9cd301ef8243642e9b8f8883c5b41c679d99b752ce7d6de6180672500070ce0f200c742ac64a0def27226cddcf02c74 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0a9ef7d0142da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31080961" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31080961" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31080961" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2052392835" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c00ce67d0142da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A4C62358-ADF4-11EE-8184-F21AB124C203} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 696 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 696 iexplore.exe 696 iexplore.exe 4576 IEXPLORE.EXE 4576 IEXPLORE.EXE 4576 IEXPLORE.EXE 4576 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 696 wrote to memory of 4576 696 iexplore.exe 14 PID 696 wrote to memory of 4576 696 iexplore.exe 14 PID 696 wrote to memory of 4576 696 iexplore.exe 14
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\4ac39af69adaf4f81f42d8dd5bc8b02f.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:696 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:696 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
476B
MD5d2183968f9080b37babfeba3ccf10df2
SHA124b9cf589ee6789e567fac3ae5acfc25826d00c6
SHA2564d9b83714539f82372e1e0177924bcb5180b75148e22d6725468fd2fb6f96bcc
SHA5120e16d127a199a4238138eb99a461adf2665cee4f803d63874b4bcef52301d0ecd1d2eb71af3f77187916fe04c5f9b152c51171131c2380f31ca267a0a46d2a42
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee