Analysis
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max time kernel
1s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
07-01-2024 14:54
Static task
static1
Behavioral task
behavioral1
Sample
4948dcfec4a4a2cef84b637096bd594e.html
Resource
win7-20231215-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
4948dcfec4a4a2cef84b637096bd594e.html
Resource
win10v2004-20231215-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
4948dcfec4a4a2cef84b637096bd594e.html
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Size
75KB
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MD5
4948dcfec4a4a2cef84b637096bd594e
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SHA1
b41c38fc4fc99146151a998d1c9e71d622f07329
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SHA256
5c06cdb918f3c06397f0e506a2d13f28b51468cb9a4be0acc97488e7f149d37a
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SHA512
4408b9b4da40324095e30f2358828274a4c4a4d561e1c450907831e7b2ed2a1b58a5f9a9f0e6f5f6c45c33e8d0fbf3091a7747d955f4c718e0102fa511889ad5
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SSDEEP
768:uukcluTshF72xftIVmvJR+NtthDjfQVUfvJuDNNl/X1+2SqL1:fkclphF72xfINtth/fQVUfxuDNNJX1X
Score
6/10
Malware Config
Signatures
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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A0BCCF04-AD6C-11EE-8024-EAB06C7B55B6} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4640 iexplore.exe 4640 iexplore.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4640 wrote to memory of 3608 4640 iexplore.exe 32 PID 4640 wrote to memory of 3608 4640 iexplore.exe 32 PID 4640 wrote to memory of 3608 4640 iexplore.exe 32
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\4948dcfec4a4a2cef84b637096bd594e.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4640 CREDAT:17410 /prefetch:22⤵PID:3608
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