Behavioral Report

General

Target

http://yaohouo.com

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings ⋅ 1 TTPs 64 IoCs

adware spyware

TTPs:

Modify Registry

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\DOMStorage\yaohouo.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\yaohouo.com\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\NTSuggestionsURL = "http://api.bing.com/qsml.aspx?query={searchTerms}&market={language}&maxwidth={ie:maxWidth}&rowheight={ie:rowHeight}&sectionHeight={ie:sectionHeight}&FORM=IENTSS"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\User Preferences\2BB20B33B4171CDAAB6469225AE6A582ED33D7B488 = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009ca67aad6973c147a14e4257979b091500000000020000000000106600000001000020000000c2a7d20416038f8beaa21364e344611152b1f0208d1818f5835330e5215492ae000000000e80000000020000200000007df9e492b87e99029bf53b38a6cd1ef1de7f31c91df00be92f1ecd7b610fa86510000000db62a5853f5502c1270238ad66ea7b4140000000b81cd6acc4589c2af7487841a87e009fcc0df5bdddebf6fb78f72d2488fe43cf2aca9aeac4d239163039d753995417149371817d2650bd3b795f1a064868bf6a	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2740048452"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30960771"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2740048452"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{0633EE93-D776-472f-A0FF-E1416B8B2E3A}"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{CE32394E-D876-11EC-AC67-E289ED121488} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\UpgradeTime = f982cdb29d50d801	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\SuggestionsURLFallback = "http://api.bing.com/qsml.aspx?query={searchTerms}&maxwidth={ie:maxWidth}&rowheight={ie:rowHeight}&sectionHeight={ie:sectionHeight}&FORM=IESS02&market={language}"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\NTURL = "http://www.bing.com/search?q={searchTerms}&src=IE-SearchBox&FORM=IENTSR"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30960771"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\NTLogoURL = "http://go.microsoft.com/fwlink/?LinkID=403856&language={language}&scale={scalelevel}&contrast={contrast}"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\User Preferences	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\FaviconPath = "C:\\Users\\Admin\\AppData\\LocalLow\\Microsoft\\Internet Explorer\\Services\\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\FaviconURL = "http://www.bing.com/favicon.ico"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\SuggestionsURL = "http://api.bing.com/qsml.aspx?query={searchTerms}&maxwidth={ie:maxWidth}&rowheight={ie:rowHeight}&sectionHeight={ie:sectionHeight}&FORM=IESS02&market={language}"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30960771"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\FaviconURLFallback = "http://www.bing.com/favicon.ico"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 2049ccaa836cd801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\Version = "5"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2740048452"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009ca67aad6973c147a14e4257979b09150000000002000000000010660000000100002000000096283013e5e74f46bbe07e17d1d58aaa6c03815b4b56b169f544a9899e37cc6e000000000e8000000002000020000000e800b72358886052d898f19cf40c90f5ecb229bec94add3b58aee0d6ac096c0c200000002f2048b0303640c75b4322b18b44c1f80736249139c3b1b607673433b3289f5740000000136bf0dd55254f69d778383e2befa2b1931b4f016ae2a5ae1812993763ef14d9d87bce1f914eaaab8341c4b1c5bffdcdeaff1257536d2efa4c95f467ddbcc8ca	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009ca67aad6973c147a14e4257979b091500000000020000000000106600000001000020000000d8af94f96d88ea6adfca48ea674f4727a7a70b7c6a38bd4fe66ace805afcf0e2000000000e800000000200002000000066045236d587dfdf938be9d15f9620504975f58c4dd5fffd29980c6d7392c99520000000c15d3bfeeebe1b5a076a7cfe63a9f51ac657a482fa505bb40e1449510e727ace400000006f0c20efcc2b419b30cd978bc1cb515d5164a09801cb5a64c2ed1820f7a33ad2343b768a44c06272894f20eace00e48868ca30b4cc0877a0166a8f95d3a733e9	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "359841519"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2740048452"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40f1bdaa836cd801	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\URL = "http://www.bing.com/search?q={searchTerms}&src=IE-SearchBox&FORM=IESR02"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\NTLogoPath = "C:\\Users\\Admin\\AppData\\LocalLow\\Microsoft\\Internet Explorer\\Services\\"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\User Preferences\3DB9590C4C4C26C4CCBDD94ECAD790359708C3267B = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\yaohouo.com	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\NTTopResultURL = "http://www.bing.com/search?q={searchTerms}&src=IE-SearchBox&FORM=IENTTR"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30960771"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe

Suspicious use of FindShellTrayWindow ⋅ 1 IoCs

Processes:

iexplore.exe

pid process

4260 iexplore.exe
Suspicious use of SetWindowsHookEx ⋅ 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

4260 iexplore.exe
4260 iexplore.exe
2132 IEXPLORE.EXE
2132 IEXPLORE.EXE
2132 IEXPLORE.EXE
2132 IEXPLORE.EXE

pid	process
4260	iexplore.exe

pid	process
4260	iexplore.exe
4260	iexplore.exe
2132	IEXPLORE.EXE
2132	IEXPLORE.EXE
2132	IEXPLORE.EXE
2132	IEXPLORE.EXE

Suspicious use of WriteProcessMemory ⋅ 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 4260 wrote to memory of 2132	4260	iexplore.exe	IEXPLORE.EXE
PID 4260 wrote to memory of 2132	4260	iexplore.exe	IEXPLORE.EXE
PID 4260 wrote to memory of 2132	4260	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" http://yaohouo.com

Modifies Internet Explorer settings
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory

PID:4260

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4260 CREDAT:17410 /prefetch:2

Modifies Internet Explorer settings
Suspicious use of SetWindowsHookEx

PID:2132

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc

PID:3652

Network

MITRE ATT&CK Matrix

Collection

Command and Control

Credential Access

Defense Evasion

Modify Registry

Discovery

Execution

Exfiltration

Impact

Initial Access

Lateral Movement

Persistence

Privilege Escalation

Replay Monitor

00:00 00:00

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
fa526918a211e850a6078fb1d00b2045

SHA1
75bad6b9476e0655e6a2947a682e81df689682f3

SHA256
396b94c667643afa59d155ef4d812da6f4d67dd50cec97194e1ca3a1b3ece3fe

SHA512
27a3e00ba0e478d8a79cbbd134ef7beaff7fde2fc57aecfaf022806af41c2a85183fda3e1abc2dec38d27a7f22960db3549721b8d821ea659a5592b430de1ed6

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
404B

MD5
20f64d09077861f219bf9f0e34f97b2c

SHA1
18230bb8552fdfe8eeb40316800c0ac6d83587d7

SHA256
1e004b0ff5b4774e9c4df99ba830863f5d51ffe9a650ccba8271436b196511f6

SHA512
d41efebf85bd63b0f8793992064a1bae678901bb2be99ae2f0fc0aa7718dac83a8ba8427150a3757c4f988a4a2a3c010fc99e53007a92d4701774567b7599750

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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\2klo80q\imagestore.dat
Filesize
1KB

MD5
85b59ade7b57b21affd9d3ab8727504b

SHA1
4dfaebb16d21c40adff9d55fee692480c4dd89f0

SHA256
8f9be0cfff86af494c2e074a9746eadb97516e012dd3a0b2155450b4ef7d0cff

SHA512
c3a0c392e9fefdcee9726a213b206423b6a5094d24637734308b4e375cd51f73f3d3baa9d744a7969969c606e251f988e38bf0800b27af6de8820144f441bc6f

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\AWDQ28Q6\favicon[1].ico
Filesize
1KB

MD5
178819cc32a7774822e3550c57cd20aa

SHA1
c8050ec440e8cc1367a6115934edc0bf94a0d343

SHA256
8565aaa87282f585b8a021ee0e693f662eb179df62890d01e086cc9f23dec1d2

SHA512
794c0578a7521c093c27a5592ab6f4874742f6db4c53e9b0b07acfecabf8575117ff1808ff0f0426594f4981f5933c756647b146b7ac815decaa9c5fcec246fa

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Analysis

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