Analysis
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max time kernel
139s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
07/01/2024, 21:16
Static task
static1
Behavioral task
behavioral1
Sample
49c9b71c1524a3564058244ad18d366a.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
49c9b71c1524a3564058244ad18d366a.html
Resource
win10v2004-20231215-en
General
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Target
49c9b71c1524a3564058244ad18d366a.html
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Size
192KB
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MD5
49c9b71c1524a3564058244ad18d366a
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SHA1
715fb19a4c0d9388b7146eddd04363bb3d4f50c1
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SHA256
011b4e612efaca6fad82074f1732a5b0623ffb1fb0837df149a950cc638baab2
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SHA512
73a77315d88f52af1291b3629f49ad62dfec264e1f626de6c1f84901a55d8ecb8735519b622f9b614b0b3e0a32470ddfadc7f685f7f20028b69e3511b29c2e8d
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SSDEEP
3072:gBHdcXmNBSAx8EDCdVaG66gSBVD/OVCQb35/D70BtbT:gwXmNBmaG66/OVb35G
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31080878" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3693145829" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\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 Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90d48403af41da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000056c0f093da428f4099809f3dbcc1bfee0000000002000000000010660000000100002000000022a2a053c090a4fffe5ac42ce477876218af3e624ca95c22492076c7c9f41be0000000000e8000000002000020000000527000cc9bbae8edb8ee475465cff83d615a6d213a8ec8a860807afcf908fbd52000000000f7866189f8bb1a9bedc33f559a35bcb2a6c84553e7ef1ad444b84f73b36e8740000000813440b41dfd748d90084c7a446091879c9db9aa988ba8815bac6bbdd59377989e951d0c9b0002dec69aa73e0009fdc734bcbc2380f842bb60d4aa71d4e3af61 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0d6d805af41da01 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "411427167" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3666263447" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31080878" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{061142B1-ADA2-11EE-9BE3-F21AB124C203} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31080878" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3666263447" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000056c0f093da428f4099809f3dbcc1bfee00000000020000000000106600000001000020000000444c9d988a9760a379fc717afd98c94192f8cb1a56ce194d13b98b37e29ea1e1000000000e8000000002000020000000a9ea07247d24da905bb3578946237874a6c5c79a75770dde215a0dee291cc1ed2000000049be05098ccc8b15fda4bb37ca1431cd30bf3d6b4e2612ba1cf1069ec1ca8738400000001e55c29f6527dc8a7908946bc91b705eee2cb940a5849011f5a2873f2d718803733ebde410e5556dd6074b851975009556a967497937632aaf7468b9d9d15a25 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3524 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3524 iexplore.exe 3524 iexplore.exe 2540 IEXPLORE.EXE 2540 IEXPLORE.EXE 2540 IEXPLORE.EXE 2540 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3524 wrote to memory of 2540 3524 iexplore.exe 88 PID 3524 wrote to memory of 2540 3524 iexplore.exe 88 PID 3524 wrote to memory of 2540 3524 iexplore.exe 88
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\49c9b71c1524a3564058244ad18d366a.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3524 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3524 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2540
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
133KB
MD5288c5ba5b7001fe841c32f690f62cc93
SHA129aba9d8e4f7cbe25fa5e64b9ecbe256e51fc789
SHA256c2f33dc18eae27d4e878bf837dd97f1bde5151e44b0271408535bb93265b8c52
SHA512e375d41344a086d35accfb02bb1f91e2dd383db032af387fc3d6b1230057cc5e432e9b2cdd976e51425b4f587391d42f4d9d857c2e6f11e822a65edcb85f1c9f
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Filesize
167B
MD5f5d40b7259645010f9a248858ad14178
SHA1b3051d17a6ec8c9e166bf09a62b48261ab86957b
SHA2567f5007068d2b56ea9735e2490d60cff2e72cae312024ac1f6c91158eba47d05d
SHA5121e82bc2d067f726670b3e6054d73e57868f6e7c50eb979696bf927daeef699f2d8f8de201e8252b86b0e9f86dc69e5037fc9fa08ef6c271b033f29d4f0f4c1aa
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Filesize
56KB
MD51944af3661da46249991197817b6cd8b
SHA1f952df40ec79fafc7c798f37aff92878977376ed
SHA25663326a1c4e0eddd3501f0a064b06a2708eb0362f3ae934f53145978d3d0799b5
SHA5120bef19b32be337cfba179ed9ce4533a207cfe645d2e5fe0da9fadc7b01c72704fc89749670d1ac48b8d494675bc62ac089fdc4d8495979226f10828225594376