Analysis
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max time kernel
0s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
28-12-2023 21:49
Static task
static1
Behavioral task
behavioral1
Sample
fa93425df72b7bbe131d55fe0d818a0a.html
Resource
win7-20231129-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
fa93425df72b7bbe131d55fe0d818a0a.html
Resource
win10v2004-20231222-en
windows10-2004-x64
0 signatures
150 seconds
General
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Target
fa93425df72b7bbe131d55fe0d818a0a.html
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Size
124KB
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MD5
fa93425df72b7bbe131d55fe0d818a0a
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SHA1
011bc1c45d0057faa699079f607f1524e1301294
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SHA256
785b6a98a06591b18a5e5f605290c26d871faa2159aa6f01ddd438103aa92392
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SHA512
d283f114e757f77e7b123ec55d09f021adb26fe85a4f2f51884c54cea79014daa3bd5da1d701cb3d8c3af27692ca8d9a541c3f32815f572def61be8f7027a6fd
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SSDEEP
3072:d6UwfSJJ7zmwrJHn/YLP1FLzKM/Z89himZhtWbUvB2:d6Uwfe7/EZ89jG
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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{CE3DA761-AF33-11EE-9066-F6F8CE09FCD4} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1392 iexplore.exe 1392 iexplore.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1392 wrote to memory of 2172 1392 iexplore.exe 17 PID 1392 wrote to memory of 2172 1392 iexplore.exe 17 PID 1392 wrote to memory of 2172 1392 iexplore.exe 17 PID 1392 wrote to memory of 2172 1392 iexplore.exe 17
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\fa93425df72b7bbe131d55fe0d818a0a.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1392 CREDAT:275457 /prefetch:22⤵PID:2172
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