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Analysis
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max time kernel
175s -
max time network
182s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
11/02/2023, 08:49
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/99b159ef5ece1ac800097b6f3bb047e770ab7766
Resource
win7-20221111-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
http:///root/sample/99b159ef5ece1ac800097b6f3bb047e770ab7766
Resource
win10v2004-20220812-en
5 signatures
150 seconds
General
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Target
http:///root/sample/99b159ef5ece1ac800097b6f3bb047e770ab7766
Score
1/10
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382944863" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000006ce3c433bd4b884f87dde528b29426f500000000020000000000106600000001000020000000c2dec0fe19384216c6e6d5800c0271f0504ddbc0a1a7db8c83ef273e2164317f000000000e8000000002000020000000815cff8b132914bb7c5128e3747b12983958c8068856e76a484c009f58a0e8c2200000002e876d8ecfd88a4fa4fa59cf6cd1c7ec8c7c5f63d71ceaf3f4cf95c437ac56e840000000d04bf1a8a1a6f0432fd6c39d41d473dcbb0c95c71d5bac2b55519deda88cf5a3aecb1c8fb8222669ea16de59c5cf449f288f04e20246057e03648dc566a676f4 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 405bc857a33ed901 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{7EA5D171-AA96-11ED-8AA1-4ADA2A0CA6C6} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 996 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 996 iexplore.exe 996 iexplore.exe 1788 IEXPLORE.EXE 1788 IEXPLORE.EXE 1788 IEXPLORE.EXE 1788 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 996 wrote to memory of 1788 996 iexplore.exe 28 PID 996 wrote to memory of 1788 996 iexplore.exe 28 PID 996 wrote to memory of 1788 996 iexplore.exe 28 PID 996 wrote to memory of 1788 996 iexplore.exe 28
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/99b159ef5ece1ac800097b6f3bb047e770ab77661⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:996 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:996 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1788
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
604B
MD59ebbe61a2b8fda75a5445cb9d7393908
SHA173c2083323db405539ad571b984efe02bdb23b92
SHA25673e6e0dd8fadf8d82432199e831eacbd72ca783b4bccbdddfbb6ef0af0112bad
SHA5120aed219126b1be3dd46d9a47f2bf8cea2ea91551cdca646a71d002167ce8c8c2e0cd297995f1107b85d7c1d2f99868031117e820accce7dae89e54f5050c3a7d