Analysis
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max time kernel
156s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2023, 12:13
Static task
static1
Behavioral task
behavioral1
Sample
63ac7057e5dfah.html
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
63ac7057e5dfah.html
Resource
win10v2004-20230221-en
General
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Target
63ac7057e5dfah.html
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Size
1KB
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MD5
356800d6b9c91482d472a4fdfc9e97d4
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SHA1
988f7d4e9310680beedf8ca831815ffcee254240
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SHA256
b218e5c5a6c7b523ea49eb1f7e045dc54d45dc0c9d55f88d7a8ff7829de7745e
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SHA512
258208c4b5a2ea998362dd447f16088c59917c0095a6cbdd772f9847b9c0627204b3209f56bac23cd213a69bdbba85ad0c74796eec05cfe76cd2bc065e5e2978
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3689432457" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3709588391" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000051d6db365ce0f843a8e6cfaf226c4d2b00000000020000000000106600000001000020000000cae4f886b5a732daa2329e25bdb8665f631bbca35f4944670cae47928432bfa6000000000e8000000002000020000000ca337de5a3f07fbb5cdb44ea4b39a237a3aa2f62c88035b235802eb0ba9f99c82000000035e3568a2658006565954d99d91aa4cdb7c95d35e33ae403971f37c094d5c6ac400000002f06c02c1c11ec917892571957abacc2929b3c74deb9705997aa1bee3e91862859cd537a1d42c719c0e3e1aad5ed64d5914579f9be9d93b5d22c30852d67d6c0 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0709E07C-EB4F-11ED-8227-C2905C1CDA2F} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "390060993" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31031131" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3689432457" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000051d6db365ce0f843a8e6cfaf226c4d2b00000000020000000000106600000001000020000000c0f6c6d4312327ec3724f7394829f6f16a7737da74b2946e7679ee6095b8cab5000000000e800000000200002000000025bd75d39a27fd7a94f969524f7b5aa15c6ea0d8bfff5ef7712f1202e62dc7f920000000066d09667cd065b3b3c5cb6c1eb498bb5b47a447ab9a6b284adf8e03ff6af5f940000000fb0a862cd77956214ee53ad84219c2c07e21c6bbaaebbf5050b3e22357f1eec30434edbc82a908a10d68c9878830db1a3bad346ec6ffbee9cfc9dd108dbe4ad4 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31031131" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20373cde5b7fd901 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0a15dde5b7fd901 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31031131" iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4388 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4388 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4388 iexplore.exe 4388 iexplore.exe 3640 IEXPLORE.EXE 3640 IEXPLORE.EXE 3640 IEXPLORE.EXE 3640 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4388 wrote to memory of 3640 4388 iexplore.exe 82 PID 4388 wrote to memory of 3640 4388 iexplore.exe 82 PID 4388 wrote to memory of 3640 4388 iexplore.exe 82
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\63ac7057e5dfah.html1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4388 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4388 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3640
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD59dac19b457b46c42e73c7a7d5eddefe2
SHA16632358d764a391b9f4302890bfb5a64f05f8d26
SHA256bede87d0f722e1a753df850b720614f5ae44521ab27036d3d272d63eaaa8fe6f
SHA5129519c55819ef67ced1926fa52597737aca36ae8d491a4eb97c4a7a326daf1f7e470c6b359a196a15bef773baaf7a6bffca3300e9e1e5bff10030fd4ce457785a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize434B
MD50aaaf045f9b9e9997d40a93d881ce435
SHA142c24889eede227df478869cd0c338e5f1f0e557
SHA256461cab6d9f4385f79f59c76e3798916ef8ee9c19f7a5da1a8e3c1a8c33872afa
SHA51296ea2a53e04d53a0070d7f5a62669aad621207384dbc0785f05715647d3f252dcf6088573f45589b0b9df9e6650c84f0f430977f44811b8de05830d9b12a01a4
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee