Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11/02/2023, 23:30
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/b7e324d24bfa519db347db8473ef259bba585adf
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
http:///root/sample/b7e324d24bfa519db347db8473ef259bba585adf
Resource
win10v2004-20220812-en
General
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Target
http:///root/sample/b7e324d24bfa519db347db8473ef259bba585adf
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014664" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014664" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e1fbffd674f509459bf40bbf7c3f983700000000020000000000106600000001000020000000fedfd432330a5e7c19daa2c0b3f23b9597d85d5d325e139323c5a0e59f416497000000000e80000000020000200000007e6220b04a1f659ea3ce1695550fd65021b1cd0aaf17794dd19951c491242e93200000000dfb9d5a6287cd2522ce344da78d4c9ca7e4019eadc2a661304efc613950a3e540000000cead23550749055458ca8a26830e9f5be77af7bd3dece00cdf4c8af52aa7436d77c267204bb0a582d1b4fdd81bd0b888045c4549565ef44349dc6d1b06727e11 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014664" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e1fbffd674f509459bf40bbf7c3f983700000000020000000000106600000001000020000000159aa1b4beda8aeb4f5b0f19a083ab72d34ad7708e00a0b5734c423b20d4ba8e000000000e80000000020000200000000867fdbbc933cfeffe4b602fb3d9daa4f4dc24354072390f0bb64fd7165ad730200000009b619e282697cd69c0e014bc47ebf0322804da93ed17bc5a44edd995166de27840000000061355b1ed9746b261f289b0349e3e094c5abec82e22859473839172de0df04db82a56447eb3da2e7d10a529fdb5d0188a6c4b948fbf9ee272b7f6e2d1998e4c iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f09293c978aed801 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2463171140" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2611296381" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BCBA51AE-AAFB-11ED-AECB-E62BBF623C53} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2463171140" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0799fc978aed801 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "366490494" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4432 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4432 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4432 iexplore.exe 4432 iexplore.exe 2884 IEXPLORE.EXE 2884 IEXPLORE.EXE 2884 IEXPLORE.EXE 2884 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4432 wrote to memory of 2884 4432 iexplore.exe 76 PID 4432 wrote to memory of 2884 4432 iexplore.exe 76 PID 4432 wrote to memory of 2884 4432 iexplore.exe 76
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/b7e324d24bfa519db347db8473ef259bba585adf1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4432 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4432 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2884
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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
MD5b361a12d0722996eedeafff6f3ab3ea0
SHA191930bffa495d1e86439145351811adfd5a03bab
SHA2568e32031a383bcb05030de62028384fe72b699bfad83b040de9698305d29494d2
SHA512fa426d3bd2263009b9e95e1812773cab7d1daba5e0a8ebb9b66829df1a0eaa48d9c4d7a8d9a4afd4d62a143ea60375cfa3ced2682d5d1306d2ba3a878cf29d1f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5f93ee68f69437a1ded0ce5306ac85459
SHA1746cca00879130c451d518283bea4ec2e5f4cc86
SHA256c11dbb4b1d94cc12a93541aa4e31d78c2171885429d79f28ed8ca3644db7474a
SHA51266a3d6bd1a554abfc3ed71dce7e776f549109e4ea53461265f28cbb38ddf0cef5664dedc6b87a8f743a7d88ed8ad96b7803ba6fbcb490a9e5c10498e170799a7