Analysis
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max time kernel
138s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
01/08/2023, 06:52
Static task
static1
Behavioral task
behavioral1
Sample
8aa4c4cc043eb7af83a065e79018d2312d9d4a40d59a39f4095ba57f5f64f2e3.html
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
8aa4c4cc043eb7af83a065e79018d2312d9d4a40d59a39f4095ba57f5f64f2e3.html
Resource
win10v2004-20230703-en
General
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Target
8aa4c4cc043eb7af83a065e79018d2312d9d4a40d59a39f4095ba57f5f64f2e3.html
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Size
192KB
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MD5
38fa7572ab7235fc35ba6d395b15b6f2
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SHA1
bcb67d02932b1fa9e793dd3fb1b7ae1465ecb076
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SHA256
8aa4c4cc043eb7af83a065e79018d2312d9d4a40d59a39f4095ba57f5f64f2e3
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SHA512
2b2364272bcc321d38be3e6ce972bd8b1d20770ab1e9528d525a16bf4af8954aeaede8a1093d783b709de8fd1d93d37b017f45f4d37f1848b6536d6bd7d7e7e9
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SSDEEP
1536:9IRIOITIwIgIeKZgNDfIwIGI5IhJ7SZIRIOITIwIgIoKZgNDfIwIGI5I7J7SH1US:z1UZF0NL
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31048772" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\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-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3443927135" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F77954B5-3037-11EE-A61E-C615F1EABC99} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3422520464" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a07bbe79b265d14db3b0aa02a3882147000000000200000000001066000000010000200000002c4e5a56d87384e9ea6bd66ea1026e44f36498b4e36f2b968e360ab02037e696000000000e8000000002000020000000501fe7ba2a7989d65460addeffc8829d0e7e72b2f89e218f256ba789b484bb6320000000f9746e6ff5e433c69bdd160c05d46f8a5729f48e8e08b4ef42480d52c3851a4940000000ab6b619dd4c97932631af375dcb265b4fa5632a6f69770fc7348fbe8abcbf69429132828322db47b3562ee190a9b732e6e119a0bb5f78b5e8a0269d53c87d25a iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0876de944c4d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d02f5fe944c4d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3422520464" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31048772" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "397637719" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a07bbe79b265d14db3b0aa02a388214700000000020000000000106600000001000020000000f6a58ac7fd9e6adbb2826837e6fca128a6836914fde9a6750efd9f7988e87dd5000000000e800000000200002000000007cb1c7bd86d8fcf6950bf533d7ad7ae7e6bdefb7194b367a3aa04b3fe6da3a8200000007c092500f19c57b468a9d08163250a33f90ef71641ce9fd1d886ea92cc71095e40000000a6b0df81386091bdfa66bcec1b62c54f7184919ec204a4c7acf9043b14c78e794ad4a71f3d8dfe42f9bf82690c4f32bbe76d6839420c19a71880b5b3d8712e64 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31048772" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2776 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2776 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2776 iexplore.exe 2776 iexplore.exe 852 IEXPLORE.EXE 852 IEXPLORE.EXE 852 IEXPLORE.EXE 852 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2776 wrote to memory of 852 2776 iexplore.exe 84 PID 2776 wrote to memory of 852 2776 iexplore.exe 84 PID 2776 wrote to memory of 852 2776 iexplore.exe 84
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\8aa4c4cc043eb7af83a065e79018d2312d9d4a40d59a39f4095ba57f5f64f2e3.html1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2776 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:852
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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
MD50920be496a32b54bf530ad6b5862fd26
SHA1c73f1e936bbfd9085c9daccdbeebde913d5a81b2
SHA2562d4cc6189195d905595cc45b3f7f07c96825f6598b27f2d8051ff47b85c221d3
SHA512afe5956ee0470b4c75fa21f172d8236c2987c9a486bdd2ef8c792b011723791d1fb72b14ba14b8e3a20dfaf33df0ade91856c66880c544e4786ffd2fd75454a5
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5ba39d18e3c8e33dfd763de1c213540fe
SHA1697055911de02749b39f2f4e4a7037733124cee7
SHA256eb394a4f91de256d81c9939da548beba154b9171c0b7cef203ee70275bb0e6e4
SHA51247515a6eb9189a55034744ffb6fca193ccc93a24c8cd3d136fb3ac36ade9d00545c925e918afbe46b377a73cfa85d00af7fe37d344d3703749b422848d3b9084
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee