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Analysis
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max time kernel
104s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
06/09/2022, 16:42
Static task
static1
Behavioral task
behavioral1
Sample
attachment20220906-3148-4m8lfp.html
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
attachment20220906-3148-4m8lfp.html
Resource
win10v2004-20220812-en
General
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Target
attachment20220906-3148-4m8lfp.html
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Size
1KB
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MD5
c59bdb7ae1b6b6473ee1809f956242be
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SHA1
bba5bd5dc7f488563bf13313ba154f5d7a874ad5
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SHA256
1947505600b08e51be206bf1b4b56db0f975db534f3554327a6c0d78d5a9f59e
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SHA512
e467cb455d9945b24151a02d9c6bbdf9fabeb79eeb20c22bf304cc853c6dcc888559cecb113411a7cc233c6dc69623fd76b03d3300e2cd42a37a35a2a59e0079
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{DEA7E1F1-2E02-11ED-AAF5-C244376E7EDB} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000048ca5449a4d21846ba8a995ea0abd35a0000000002000000000010660000000100002000000090baf0717576a27c0e6b33800e622027d51127ff53144444f4b07425200f6a6b000000000e80000000020000200000008fd849f4e7a4dbfcf6d085cddcd2e327b00ffa616723c3fd2c0573f88a608700200000008cfd427386cef2b58aafc1bcc8bdf33fb627cc26c82cbca61791bf621e4758fe40000000a5c0a69e04f40c394b2f792ae077a3069f4743a3d5a6abd144d05d888ce6a37ef34283273391d24cdc0a00feb73a93bd2de97b8d7a071787e2b053f09f305fbc iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "369247519" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0bc83b40fc2d801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1700 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1700 iexplore.exe 1700 iexplore.exe 1100 IEXPLORE.EXE 1100 IEXPLORE.EXE 1100 IEXPLORE.EXE 1100 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1700 wrote to memory of 1100 1700 iexplore.exe 29 PID 1700 wrote to memory of 1100 1700 iexplore.exe 29 PID 1700 wrote to memory of 1100 1700 iexplore.exe 29 PID 1700 wrote to memory of 1100 1700 iexplore.exe 29
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\attachment20220906-3148-4m8lfp.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1700 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1100
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
608B
MD5f73d4ebfaa93eda71411b97df1521d4c
SHA153084bbd6f0853ab9d068c51e7b661b8888f303a
SHA256f1ac50d732a381bead0667c8d1be5a89a466415081156174b970fa719ac78ee6
SHA512e70d86e0b4b345fd9e237f6c95a23b0b7a7d9b3ea28ba62281e7663e01c9b55bce0b8ee6d719906472d7e2f5c4f8168af90c586fb6d6a565e1ae62fbc8d28a55