Analysis
-
max time kernel
152s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
08-02-2023 21:18
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/939280d22076c05d0ac47739705d61ef28b397ec
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
http:///root/sample/939280d22076c05d0ac47739705d61ef28b397ec
Resource
win10v2004-20221111-en
General
-
Target
http:///root/sample/939280d22076c05d0ac47739705d61ef28b397ec
Malware Config
Signatures
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2062877823" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382659710" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000055e705317208724f818ff84de6ddc69d00000000020000000000106600000001000020000000500af58ba38a5fa233addcc015aea12dc25a7983cfebd5e58bda60262f802789000000000e800000000200002000000073a30f4c885c4ebf94af0dc637dd5d39c6bdab4782a1b48e1da510ca826bb61e200000007ef22c277276f9056601b94e02eeb0747aee2f96a117e39a5f189df3a207c3184000000040e682ba53b265fcecbdde67bb21f1abf9fbadab6b581d183709791611eb5114d57f34ec41898c11a8edd799c25f5f0875e37f51e86b2489bf250884e822ca68 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1881315202" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31013899" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{88AFBFF9-A7FE-11ED-B5DD-DAA3C5DFCF8A} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000055e705317208724f818ff84de6ddc69d00000000020000000000106600000001000020000000a5fbbc1a22a4c8a1ae5d6dbb732d9b714fd07a1a961048f7be8d667c94a48952000000000e80000000020000200000003e9db408f4e6df7227a4fe38a4114de6e4d8e3251b596b1b3f7841efead3106120000000e1aa6f5b4262d9c95acaa4da051ff8950225170acc7fe3fc4dd28fc72f6f213140000000db6f049d6d249dba4d47e1dea7384f4be525a8b4b966246bb83133b323b994144feeb39d9f737b21bebf0e7a26ef54a193b7b90602dbb06eb5a99bd1bcfb4b1f iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0dfa85f0b3cd901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31013899" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1881315202" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31013899" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31013899" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2062877823" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0d9c75f0b3cd901 iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4504 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4504 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4504 iexplore.exe 4504 iexplore.exe 4592 IEXPLORE.EXE 4592 IEXPLORE.EXE 4592 IEXPLORE.EXE 4592 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4504 wrote to memory of 4592 4504 iexplore.exe 80 PID 4504 wrote to memory of 4592 4504 iexplore.exe 80 PID 4504 wrote to memory of 4592 4504 iexplore.exe 80
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/939280d22076c05d0ac47739705d61ef28b397ec1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4504 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4592
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
779B
MD552459475bbead1cc9bba0ff24722c884
SHA11e6cddf21f19f4819050782cd075b72fc96abd7e
SHA25623866b98ab3cc0c8db11f876560468be263c7bfd29c2de29cb36e6eb68c5c67b
SHA5129fd1c809e66ae2443bdc9adb6e3bcc7b50a26eb6f518d317bd1b9a152cc9164145637fc393fdd6e4473e84dce947d638127259684a49bdd33dc5458385e6dbb6
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6DB145CFEEC544B1582FED1ADA3370DD
Filesize246B
MD535ffbfc32ffa71cda036384101b75964
SHA112e2543798757a55af918335ef6cc9755cfc5648
SHA256636978721b530d9862b224039bf7cfa4c4644fc9f23f6dd0603e61bae572bda8
SHA5124ccdde8457cdb6cdc5a4ba93cf3342d60cc152a00f08f696463d35c3f0acfaba1d535fa3dd5f292ef85f7676665a218037f64855e4d795c25f70137fa7c57847