Analysis
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max time kernel
144s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2023, 22:46
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://settings-win.data.microsoft.com
Resource
win10v2004-20230220-en
General
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Target
http://settings-win.data.microsoft.com
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31032010" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2437913429" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000010d3bb75b0ea114e9ca1233a5a090b7b00000000020000000000106600000001000020000000ac9f8e1ee1f82433c2c3753a5af17c948cec1fcc6a59ab002c591c53486d9b5a000000000e8000000002000020000000889b7d8cf8ce0ce176440bc6caa69378f9270a5e86c5c515771e98ba70ec0652200000008dc78cdf24da36c72d8ec14faea114bc2cd8c7ab568ad8779cf958097d34023240000000920e62856a761eeff1dd50b9745212fa975793304db2aaa841cd3c10871557538c6be71aa8ac9070ffa4cac00ad768a3b2f16fda2d1f5c2064cd3e7778ac64ad iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "390438393" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50ef2a9aca82d901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31032010" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000010d3bb75b0ea114e9ca1233a5a090b7b000000000200000000001066000000010000200000002c14b73e2d8c4e250bdba5861400a6c9938586f6dd75afa67961a690661a23ff000000000e800000000200002000000016dfcee3e6f2263aa33ee16ae1938fe512e967dce56fdada5c59d5f3a91f5177200000001e6b65ecca3670276b7ad262c0989c2f27c8cafef94f3e2cc85ab06f6b76b6014000000055601522c526320782c4a98b3b0f439d7b8b09215c0f1f0079f5ed18fac3f30783402ff40674939dba419df71fd9cd886d7e0ecbeb28c02c3ea5b9b120b86e38 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2385881877" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B941D39C-EEBD-11ED-8FFF-5E272E2E2FB8} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31032010" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2385881877" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 2078d799ca82d901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1888 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1888 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1888 iexplore.exe 1888 iexplore.exe 4116 IEXPLORE.EXE 4116 IEXPLORE.EXE 4116 IEXPLORE.EXE 4116 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1888 wrote to memory of 4116 1888 iexplore.exe 87 PID 1888 wrote to memory of 4116 1888 iexplore.exe 87 PID 1888 wrote to memory of 4116 1888 iexplore.exe 87
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://settings-win.data.microsoft.com1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1888 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4116
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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
MD5bd71617256882953841a8337a4dd5d5c
SHA1d9b47492fafc72a5fbca10c56229fe6a2757331a
SHA2568f2693e8b656256ad2faa63c3421eb6f1a4e278d2e2e3cc97d5acd5642f97ba2
SHA5122d40d636e04523d2095e6896f24a911c523d581b93d486af41275b3b6dc94e05bf5e4de8e2c8479886e4c3f2ff87215fd25c028846ba5a868258875dcca3fa2b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize434B
MD56798b4284e4f23640fa3e15b6ab6b819
SHA11c9a1e08fbc9124a8958e6c02ed6319701599a72
SHA256d4205cd8c7b4a8bab60ef2fcc659d7758427f1ed590ed3860ddd4c13256a840b
SHA512084501192cea501f9aad21839ae832867652829be98fb55b78047ce5355d3eaf2ac27ef666f4f925c5cf381b1e340b268ab9ca73e1fef5c163d4173ab2b7165a
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee