Analysis
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max time kernel
73s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
06-09-2022 18:32
Static task
static1
Behavioral task
behavioral1
Sample
attachment20220906-18048-bytxi4.html
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
attachment20220906-18048-bytxi4.html
Resource
win10v2004-20220812-en
General
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Target
attachment20220906-18048-bytxi4.html
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Size
1KB
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MD5
c59bdb7ae1b6b6473ee1809f956242be
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SHA1
bba5bd5dc7f488563bf13313ba154f5d7a874ad5
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SHA256
1947505600b08e51be206bf1b4b56db0f975db534f3554327a6c0d78d5a9f59e
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SHA512
e467cb455d9945b24151a02d9c6bbdf9fabeb79eeb20c22bf304cc853c6dcc888559cecb113411a7cc233c6dc69623fd76b03d3300e2cd42a37a35a2a59e0079
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{0004C8C1-2E23-11ED-991C-C6F54D7498C3} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0a9f9d52fc2d801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "369261319" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e0f3d159765a7f43b6bf060b4b70c9a300000000020000000000106600000001000020000000aa03c8b6942271b7ef76f17fa95b3659ccb9f0a445ddd10ec075bf545ef6639c000000000e80000000020000200000000134a2cdd151cdac35c0c92f60fab862af33ce5c2641c618c0b0a6ca9fe82d6620000000fbf22265e4d6aeafcc1eb264e3ff5c2e33ee1f95b0aa5815badcd88a98f9378a40000000de63bbc4c352d32251f66b2c50921d09337f807c226ce0d58bbea095ef5597c0bedf05ce2fe6a96d6fcdbbb4fa8fdc28cffe3b6a6b575d950be874dca98ee4e5 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 532 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 532 iexplore.exe 532 iexplore.exe 1740 IEXPLORE.EXE 1740 IEXPLORE.EXE 1740 IEXPLORE.EXE 1740 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 532 wrote to memory of 1740 532 iexplore.exe 28 PID 532 wrote to memory of 1740 532 iexplore.exe 28 PID 532 wrote to memory of 1740 532 iexplore.exe 28 PID 532 wrote to memory of 1740 532 iexplore.exe 28
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\attachment20220906-18048-bytxi4.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:532 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1740
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
608B
MD5ef102a6d02a764950efd663c5e9fddab
SHA1aa761e14d8c199d26e12e3184b0f287edd215132
SHA25668df507d7ee4f1776d6a0e06aa30010d3a645c9d8597196a131311188474f9ae
SHA512f798d8fa50632a2dab6f11d9e46a3f1c6737d8ef4532ea347ca0c92ae695af98215798c8c6580cd0744b5309f6cc37165a7133f73655f752db5e392e3134f70e