Analysis
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max time kernel
146s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
12/02/2023, 00:25
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/2b4b822b5b1f6a09b3af709ca28ec1c02fe0723e
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
http:///root/sample/2b4b822b5b1f6a09b3af709ca28ec1c02fe0723e
Resource
win10v2004-20221111-en
General
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Target
http:///root/sample/2b4b822b5b1f6a09b3af709ca28ec1c02fe0723e
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "936862672" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014672" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60238112103fd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "936862672" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "981238324" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "981238324" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c388bc6c6e644d498a8cbd51955485bd00000000020000000000106600000001000020000000bb395848dcf444971b0a88e0527bb6f1fef4b8c02c9f8f0bcc56e3fe5ebf3d1d000000000e80000000020000200000002d2c63e61fad6a0913fc104585e00514b62808e6a57e9537f65e9b937c2c7eae20000000bcdce6c295444042cd1b32c742a0388527d1eec0c30a0b213f78d2fffc3f5e8840000000bcc1b8550016c9500b1ceba11503b3b1052713703562649cb99fa0ee9c20a5ff094286cc2eaba51584529cea1d8c8804d57cd0b9f9652843aabc2ca2d42eed59 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014672" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014672" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014672" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c388bc6c6e644d498a8cbd51955485bd00000000020000000000106600000001000020000000bf832e3cd09271e8bef7eaeb15f5602b2ab39ce555cc774f0f47ce5f46cc457d000000000e80000000020000200000003a362e38488965943fd1bea2841548fbab378fbf8442e1bcadb066b500c7c0bc2000000067dcdcdac3635144bc70958b78ebbc87265b84b19177f169e74df0b42ec31b1b40000000272d95ec25fa2d2dec09b6d0215353aeec138801347f2539ad3a24bbc57a8dd6234e9bb1fb43750346146b260cf290d33b2772c62c5f5017a58d23b023ea1b8b iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382991595" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{3A779A9C-AB03-11ED-BF5F-D668443210E4} = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 501f8414103fd901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4584 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4584 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4584 iexplore.exe 4584 iexplore.exe 1728 IEXPLORE.EXE 1728 IEXPLORE.EXE 1728 IEXPLORE.EXE 1728 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4584 wrote to memory of 1728 4584 iexplore.exe 82 PID 4584 wrote to memory of 1728 4584 iexplore.exe 82 PID 4584 wrote to memory of 1728 4584 iexplore.exe 82
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/2b4b822b5b1f6a09b3af709ca28ec1c02fe0723e1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4584 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4584 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1728
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
779B
MD552459475bbead1cc9bba0ff24722c884
SHA11e6cddf21f19f4819050782cd075b72fc96abd7e
SHA25623866b98ab3cc0c8db11f876560468be263c7bfd29c2de29cb36e6eb68c5c67b
SHA5129fd1c809e66ae2443bdc9adb6e3bcc7b50a26eb6f518d317bd1b9a152cc9164145637fc393fdd6e4473e84dce947d638127259684a49bdd33dc5458385e6dbb6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
Filesize340B
MD55f39563e70feac937e9876ed8cda7107
SHA18535afba7c1db92cda438fd6e8d54e4c9422c204
SHA256e061a54d09dc59404968136feee628a5fe233e133305c9f2fb25f82f12a9ba3e
SHA512955ce032f83527a060414835098a7d2f0dbb021cc01372348775db4e0a43eb63a4e7ef86a208ced46b2b8ee89722072a0413329a06976ba9aaf22196a8fff1d3
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6DB145CFEEC544B1582FED1ADA3370DD
Filesize246B
MD5353718ce9cf4c353038340b245ace260
SHA1563f9b975a9fe8c92c66a68d814f71ab7164dbaf
SHA256caf0f8cb337d929c7bf682da54c83f8152737e0b0b3fe8e0e78a02efb2ecfceb
SHA512df3c7cf6e7e4acd940c7024a710bec1d6ec2c44a20009e8b925b6a36d085092e428d5db52ffbf6a1b8fafbcb6e2ca921001e5e054099f7c1d18bc70b6b0141f2