Analysis
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max time kernel
148s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
09/02/2023, 02:13
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/3fc367fc2684ffb6ac38ce7c0d61ff7d2cbfd7cb
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
http:///root/sample/3fc367fc2684ffb6ac38ce7c0d61ff7d2cbfd7cb
Resource
win10v2004-20221111-en
General
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Target
http:///root/sample/3fc367fc2684ffb6ac38ce7c0d61ff7d2cbfd7cb
Malware Config
Signatures
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description ioc Process 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\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2898715490" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d09f6cb9343cd901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382074333" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0ddb2c5343cd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main 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 Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31013940" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing 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\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000eef4ddb70fa9964f8bf69d510f57c1eb000000000200000000001066000000010000200000004bc69a56c483abf5f68c9c8333d773a41a664d16b69d7902a0f85c1c4ec80d11000000000e800000000200002000000000fddefe50aeb3245f23ee99e32ea7e6d77d8cfd80699474d014e3fc5f05384f20000000da72e6a74d496c1f40f9a701bf8848cdf5fdd35dd48aa3726df06cd07ca293d140000000cc88ef8d3230449b298ff46683b55c671f3b4f47d6d29bfd3c6bb508c9ea46a135d4a8354bff4c93fda22abd4399cad83c81c463747fb157b4b6b3484b29fef8 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion 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\LastUpdateLowDateTime = "2896996010" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31013940" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000eef4ddb70fa9964f8bf69d510f57c1eb00000000020000000000106600000001000020000000b55924a4e4935e6cf7bef154cc9087afeb2464426531778fc6ea6514ba882d5e000000000e8000000002000020000000e27b2b41e5f2910934fe35492e69744931ba4fad2bc459268e49d55c1d1fbc9c2000000025dd786edf7af88cca78ee132b0a6163b61c0d6a50ef89b5cb0f8ecec5cd5d6f4000000053721b47d303409d85ff0c02a8e5f8a9749471f4d6b4252ee356170be42f2dfae21ecb89a4e1a4e6b686dc269c2dbc462b0e1117d16962f2cb710a396ab7e0bb iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{C9174537-A827-11ED-BF5F-DEE008EA10AF} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2898715490" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" 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 Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2896996010" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" 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 = "31013940" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31013940" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4740 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4740 iexplore.exe 4740 iexplore.exe 4992 IEXPLORE.EXE 4992 IEXPLORE.EXE 4992 IEXPLORE.EXE 4992 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4740 wrote to memory of 4992 4740 iexplore.exe 83 PID 4740 wrote to memory of 4992 4740 iexplore.exe 83 PID 4740 wrote to memory of 4992 4740 iexplore.exe 83
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/3fc367fc2684ffb6ac38ce7c0d61ff7d2cbfd7cb1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4740 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4992
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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\69C6F6EC64E114822DF688DC12CDD86C
Filesize246B
MD5608d64897e089890099640a9d09e734c
SHA1ae1c2563318ffab99a96d321f584d75118180441
SHA256f6cde1e09895c2c8abc4930f8499018b3180a7a25af114b9e5c36c678bf9cd67
SHA51226e8ca903ddd350c662168cb25c7cb932bdb40278117157294fd8de96b13747ec8014f02e35e54d004173d95c0aee3125ec3d6a560b4e84a98be4afcac0b5f1e