Analysis
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max time kernel
133s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
12/02/2023, 05:57
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/04b608f977c75772ea3da652e496da84debae5ae
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
http:///root/sample/04b608f977c75772ea3da652e496da84debae5ae
Resource
win10v2004-20220901-en
General
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Target
http:///root/sample/04b608f977c75772ea3da652e496da84debae5ae
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0da1cb82c3fd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive 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\LastUpdateHighDateTime = "31014700" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3035625720" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3041875920" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014700" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage 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\LastCheckForUpdateHighDateTime = "31014700" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3041875920" 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\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000793f814cc620c946b775b90af27e5603000000000200000000001066000000010000200000009fda20fb41e40e446a489c5820d9155eaba264ab3e2aaf41aa171d21ed15f4ca000000000e8000000002000020000000c1590efe6b9a8585a81bccdbac7ad40b37c319d7b2f5e4a57c326c69792fc98120000000d77a970291696c744927cbab867d7defd738d727448de345654ceb8054d370aa4000000055dc5452068769865370e40c0c906b68043fd5b65cfc1fdf7068647e1ff5495088c3bdbc1ee8cc90c1f6009b39a8d265f482409415937c5859a6b6ba99eb62fa 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\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DFA8B70D-AB1F-11ED-A0EE-567C1489C33F} = "0" 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\DomainSuggestion\NextUpdateDate = "382400776" 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 (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3035625720" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014700" 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\TabbedBrowsing 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 Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000793f814cc620c946b775b90af27e560300000000020000000000106600000001000020000000f2d8977087a88e379dfa6d34cd78a7261e57e4fb8016b9bee725797c1129fb37000000000e80000000020000200000009e51c4a58abd4630a6f978a1c7e4c48d4faf99400c7646fecbde7b4b635a0cf420000000f14acde1b66c520f9ed9f1a8c34a36cef280d4818c01a889787c3856df5533cf40000000aed3f12258af39e609791fd4a5dcc553b901262acb2f8ef50add8a8b9993588b55ddc5164d3d9fc1fcdd4faa8929637a4e69b93616838dc9a9ddefd4f9db71c7 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c0ed2fb82c3fd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4948 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4948 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4948 iexplore.exe 4948 iexplore.exe 364 IEXPLORE.EXE 364 IEXPLORE.EXE 364 IEXPLORE.EXE 364 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4948 wrote to memory of 364 4948 iexplore.exe 81 PID 4948 wrote to memory of 364 4948 iexplore.exe 81 PID 4948 wrote to memory of 364 4948 iexplore.exe 81
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/04b608f977c75772ea3da652e496da84debae5ae1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4948 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:364
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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
MD5b361a12d0722996eedeafff6f3ab3ea0
SHA191930bffa495d1e86439145351811adfd5a03bab
SHA2568e32031a383bcb05030de62028384fe72b699bfad83b040de9698305d29494d2
SHA512fa426d3bd2263009b9e95e1812773cab7d1daba5e0a8ebb9b66829df1a0eaa48d9c4d7a8d9a4afd4d62a143ea60375cfa3ced2682d5d1306d2ba3a878cf29d1f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize434B
MD55e23b922f8d98be36212e502f8c02fb5
SHA13b603f1045a7c5072398310e7d1d93c29fb6da85
SHA2562a79faa6c5c6aaa1db76bb7fab31a9fcd6dc3d2de4610a981485c9ce7c33d8f2
SHA51235f79eead55138fef0a8452aa2f2235a3509be4e104baf5bfa038e5b2c5153d549f01f12c4cc4034f164eab0502513baa652276201eb381820fc390053c9daf3