Analysis
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max time kernel
91s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
09/02/2023, 14:36
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/9263ee59d18b505a78651be47de20565f0dbddfc
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
http:///root/sample/9263ee59d18b505a78651be47de20565f0dbddfc
Resource
win10v2004-20220901-en
General
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Target
http:///root/sample/9263ee59d18b505a78651be47de20565f0dbddfc
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ac5d20aa34ec054baff3d917bdcede89000000000200000000001066000000010000200000006c50cc3e27c18f452e517e24d50b90d1609b2b23da08330a906f82d899bd8275000000000e80000000020000200000008291f3afcc659013ae3d13620de62a68f09d66ddb5543d2cf35ef8eff507e7ef20000000601b947addefea9af7f861320d6a281557f3437f5868bc6645413ff672c21f2d400000006e71ecf9494f173ee6a221cb736a0dbbf1632300c4cad692bffddc852f72d9a0a863da6c3f7594ce82c7911ebfa107d5e78f1e9ac9c84a86f08cd6d75c8b8cf1 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014035" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4235167057" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ac5d20aa34ec054baff3d917bdcede8900000000020000000000106600000001000020000000b04edeeef2a26bf561e2b59e3b870a6760fcafd56787b5dc97228dc095864d12000000000e800000000200002000000026204509e4316457fe6b94f0830ea1f88b641bf6ccfea88dd4ccbcf96067216420000000a8dbddf65dd2e1eec961f02956b26fc66989b6bd3f047dd9c5acd20a5b98aa3240000000ec68bb561fcbdc6e35fdfde1bfbee3faae0344d7e3fce77ff2b71283ee4ac32ecac80941053d96bcde6600f2da33fb4a8eec96996533439d637b0f823665f6b3 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014035" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014035" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 304f0efe933cd901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10a71cfe933cd901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382115275" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014035" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{26C381CB-A887-11ED-A0EE-C2D2A1265889} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4228760419" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4228760419" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4235167057" IEXPLORE.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4900 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4900 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4900 iexplore.exe 4900 iexplore.exe 4852 IEXPLORE.EXE 4852 IEXPLORE.EXE 4852 IEXPLORE.EXE 4852 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4900 wrote to memory of 4852 4900 iexplore.exe 80 PID 4900 wrote to memory of 4852 4900 iexplore.exe 80 PID 4900 wrote to memory of 4852 4900 iexplore.exe 80
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/9263ee59d18b505a78651be47de20565f0dbddfc1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4900 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4852
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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
MD5f60b261fa864803670980251960b8d45
SHA10423aa6407d944a6f826e8ff197014a75114572b
SHA256e55b79fb46ab833b600da6bcc39eedf6650e6dc890485c85e41e14d11ccd0055
SHA5122e8ba8c5e37d8fa0d26237bac4c47928a28762959bb2873269721c7d9be7b66b10e6d058d9c855486948ee8eb591e5fd3a57fb091e44e4ad16436af74b4da357
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD51f9040210ae4ada380e69cb57d03e9ba
SHA1bc0d92d1d32e0643c14ceb6dac2ab2fadf5f7eea
SHA2560bcbbadd4080345946f9cb8d3aeef348ac940f60316be25e81fbac705be9d82e
SHA5124c46f97d2eb19042ea16551c7d4f0214634a205e6fb745c4bb1cab7e7469ad25bd63d2d62ef0532de9fa3d53fed4cd6936342f1cf6a6013ab31a98871c9ea683