Analysis
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max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
18-01-2024 21:36
Static task
static1
Behavioral task
behavioral1
Sample
66173508c508b6d54a62701426f2fe76.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
66173508c508b6d54a62701426f2fe76.html
Resource
win10v2004-20231215-en
General
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Target
66173508c508b6d54a62701426f2fe76.html
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Size
893B
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MD5
66173508c508b6d54a62701426f2fe76
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SHA1
d9072c564c3cb04a8eceecf7bd5db496c635df76
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SHA256
ca6078b8eeb40d62d3fad2183623185f8ac708d691f3c7c5c7ab3dd0fe155fa4
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SHA512
a4fffd096ec137fb0fc0c7e9cc2ceef15bd75e488c9cb0ddea87303ff77239d1dadc13dcd24ecd2fedbd4b9006ce1f65e751b1b355c7f0146f00820810337329
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d228e40a7820b94dbd5c7b6846f2f5ad0000000002000000000010660000000100002000000031e90927c936023496ef84f25039499adb4aff87abdf3808473e9cf11774b5a1000000000e8000000002000020000000578f16238bb884efeb6e818b36e0edcea9d08482f9b6c9f79e6efd2f4c4b96cf20000000073c3465f1d3687cf2064dc411a944e0494571bcb168156917c5b0cc7e36c0ee400000003deea3c914cf2cff1887a2eb52cb3faa8007f191fc4eb4cf1628539a6d9dc85962e135251dc1d41338d394dc1b9ccd2ed132f5f2c4f8b06bc9c09ef6ca5e8df8 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2301869090" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d228e40a7820b94dbd5c7b6846f2f5ad000000000200000000001066000000010000200000009b2462ccd4583ae9053df84c48a00d202e50bc9f767b84417c3dbee47dda8bd0000000000e80000000020000200000009f3df680e78a8cb887164f66fb07fdb607de73d754c14de1d63d7769b5dfa653200000007bde55a8140cf3b0bcd3827767aea8da198b2f5335152b2c13f6dd99a0e3b36440000000c1388cd83f6fb21727b05122a45f88e6859e6e2e5ce91c747e9a5c683152cacbb2f98417a1f0a3ecc0a7b2cf040a754e4e2dfdf68112fa0a750bba59abc80d53 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31083094" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B431941B-B649-11EE-B7F4-EAB06C7B55B6} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30f74089564ada01 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2309427629" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\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-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d228e40a7820b94dbd5c7b6846f2f5ad00000000020000000000106600000001000020000000026699fe40ae45149f3588caea487daf45c32c0020303ba388938ddc87879a0c000000000e8000000002000020000000709bff90f446d0cd95427044a99f846303312516ac85ac433d61d1e01930b2b6200000004c8816ccc2e9b94df8fb00bc358d7579942e31b30d704728494ba28a794530be4000000006ddd9802592600321589b8375f2ee92b52d2ceae2e0994c1942993d04a39d92b0db3ba57c41fa7019fa5efd4656b4644ea6497425dacaf3bcc0b9c0720e53aa iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2301869090" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31083094" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00c6828a564ada01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 0077b088564ada01 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31083094" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "412378792" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 496 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 496 iexplore.exe 496 iexplore.exe 4456 IEXPLORE.EXE 4456 IEXPLORE.EXE 4456 IEXPLORE.EXE 4456 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 496 wrote to memory of 4456 496 iexplore.exe 87 PID 496 wrote to memory of 4456 496 iexplore.exe 87 PID 496 wrote to memory of 4456 496 iexplore.exe 87
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\66173508c508b6d54a62701426f2fe76.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:496 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:496 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4456
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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\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD503dd565decfc1149cd138e00e990ef7e
SHA17cb72be9f9ffd6e470f54f4e615b66f50106810e
SHA2567f6da74cb7284c990c17cb1f14eb3ff6bc45b7ef807bd220fc560cdafd1d8304
SHA512914eeeacb3d4e36ddc6856241d7d9ac9ccbf62d774a76dcda9fbdc72014443c52e855337856fe213bd1f55a05f57874fabd02532de3cbedb12ccb98d7f6ef330
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD59a91857009076ee69dc343974f770c4e
SHA18000a161b7d439774bec115e7f1605d63c75dc18
SHA25679f52cf91eea98310e1fb17dcf92a0b0a838076f298ee99ec35a6402e4c5a187
SHA512542dd4b5905037ac815999ef1b8d13740166379fbaef76d724415f2ebd27acdd15e204cff42bc6545d7a2d35d0ee69397eb594d94f5642a40276b85ab56d8eb4
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Filesize
5KB
MD5610eb2fac824ea2479f091a8d7edb0a7
SHA1a2da89c8b8c31f246fd7982e9f5629ab8a6ba3db
SHA25648bfe6d9f6731862b2115e0809e3e51ae4626076eb2e2aa7ccbff46b7500bea1
SHA512dcc8e0e42663294149c8e8a800f784027c73e940c8993da84ee7e764d744f8327c042506d693f68b054e77f79484f70b1a32b96432565f20b943db484f64d357
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Filesize
3KB
MD5a75c230f34b9296e6fdd8b0b855df5d8
SHA1e0b9e32053d44532fb4e8bb55b54c3211965517b
SHA2568adba20b1dd9747ec8ac6ed5a26a8dfbfc7ab82213d8051b76ac771c76b87920
SHA512950b94afc397ac760f38f4c68691bda6b541832e1d23f496e36568def2b9f9dcb6984c6a42ff6b5abef0e19b76c37e40baab22e9dcc9360091b609333029b24c
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Filesize
1KB
MD591abe01116ab422c598e9c8af72cf4da
SHA10f2815fe8e067d48537ad168225ab4674271fa27
SHA256b1d7aef06456fe7431124129a28f0138bb5fccfa4f4161e3087de23c005e5edc
SHA512a4d5b20c3014153b6b382c43404917bd2cb5bd2a59bb1e981f5a19eb7dbdec185ace288e9700428d24e5ac623e45d04905e706f0c45a1642b1aa6c091213c23c
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee