Analysis
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max time kernel
128s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 13:13
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://securepubads.g.doubleclick.net/pcs/view?adurl=https%3a%2f%2fwi2qi8.codesandbox.io/?dg=ling-yu.tam@kp.org
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
https://securepubads.g.doubleclick.net/pcs/view?adurl=https%3a%2f%2fwi2qi8.codesandbox.io/?dg=ling-yu.tam@kp.org
Resource
win10v2004-20220414-en
General
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Target
https://securepubads.g.doubleclick.net/pcs/view?adurl=https%3a%2f%2fwi2qi8.codesandbox.io/?dg=ling-yu.tam@kp.org
Malware Config
Signatures
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\wi2qi8.codesandbox.io\ = "9" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{A0309131-D919-11EC-A237-C2F2D41BD72F} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\codesandbox.io IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\wi2qi8.codesandbox.io\ = "0" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000358f16e0538341458b70f68dad1eafd4000000000200000000001066000000010000200000001599cdb01a551c49d38d9f5bb7de71f8be787dd7d6fe933fdd689525d1d6fc01000000000e80000000020000200000006788c9ff4a3957433cf175c21bd14627d51607948abbcd04e15114f40def59a020000000aeb33562ecd928f5a3b29fe1ada69a03f70cf7e2fc2473db800cd0e6ba54bea040000000b07c1c920559fbc52510b4a72754c00fc5649ea4b367295eb49c06d1bceceb2aaf4032e8935d4c72b44d2ef366dd817d781297d96193703e2448db85f1f45017 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\codesandbox.io\Total = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "359911438" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\wi2qi8.codesandbox.io IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\codesandbox.io\NumberOfSubdomains = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\codesandbox.io\Total = "9" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "9" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0e50d7c266dd801 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1056 iexplore.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 1056 iexplore.exe 1056 iexplore.exe 1352 IEXPLORE.EXE 1352 IEXPLORE.EXE 1352 IEXPLORE.EXE 1352 IEXPLORE.EXE 1352 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
iexplore.exedescription pid process target process PID 1056 wrote to memory of 1352 1056 iexplore.exe IEXPLORE.EXE PID 1056 wrote to memory of 1352 1056 iexplore.exe IEXPLORE.EXE PID 1056 wrote to memory of 1352 1056 iexplore.exe IEXPLORE.EXE PID 1056 wrote to memory of 1352 1056 iexplore.exe IEXPLORE.EXE
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://securepubads.g.doubleclick.net/pcs/view?adurl=https%3a%2f%2fwi2qi8.codesandbox.io/?dg=ling-yu.tam@kp.org1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1056 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015Filesize
60KB
MD5b9f21d8db36e88831e5352bb82c438b3
SHA14a3c330954f9f65a2f5fd7e55800e46ce228a3e2
SHA256998e0209690a48ed33b79af30fc13851e3e3416bed97e3679b6030c10cab361e
SHA512d4a2ac7c14227fbaf8b532398fb69053f0a0d913273f6917027c8cadbba80113fdbec20c2a7eb31b7bb57c99f9fdeccf8576be5f39346d8b564fc72fb1699476
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
344B
MD5eac14688c5529cf5c769075b84019156
SHA1c23023dc3759d6d3fad8b4ed2af5335fb91e4eeb
SHA256da9b40967e805f2fac92d056a913a2626b7e1aed3289d03bd24c684b65646b16
SHA51266f0246a5e53e325289af7ea76ca4d35413b1817e3e6a10289632d0e98a386a782d7e81ad3dfb79104753f5193a3cdcf227453f303fc46326cdf7656e964a963
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
344B
MD5e8a318b1069d8b61a71e98dfd66481e2
SHA18fcb2dd9453e6391e3ae23ade2c93727925b3111
SHA256af2a7458bad3dc3fedfbae9a015444d93e69788ba3f428eca12b2acb98547875
SHA5123fd0f8a1ccfbaae8aa3735eadcf0e790de7ea27026aa25e6de04d914de08f8766b422b5b8ca05976551a80b3d18bd3d12cb9c72a77e49651202d7144ee9ee552
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357Filesize
242B
MD544fd843800bc8ae4827ca08d8b5aecbd
SHA10d144381d07c90e30dfa9c7c7c10cbe89ec0e0b8
SHA25653d2e759e9ab6a34737b20066e72a37f158079fecb52f15eca09bd74432c1940
SHA512ca7f01d22259abadd1214041ecb2fdce137da5b7371ac3850650f6498ca248a8a88736df499ab07f38839a67c51fec5119700c2e173cdf8b30d3b27b084a8f34
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\TYJHPEBV.txtFilesize
604B
MD5f0ce74e9206b7f605fa80f1e565ce374
SHA1aa056682f3dca18668594f075e28d44f0e1f8fa9
SHA2566862f6367624294fd28c20c8fc0905aa3cb87259cbbfb587212e19b4f526b7b5
SHA51258af43b9ff90583e2020f39dbf50d86c20d4eb3f4a1a6f7002822281655fcbaae9f4f4a2f22d73e96fcbed990ce668590f7fb1a935d771ab8fb00814463c8fa8