Analysis
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max time kernel
0s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25/12/2023, 00:41
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
tightvnc-1.3.8-setup.exe
Resource
win7-20231129-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
tightvnc-1.3.8-setup.exe
Resource
win10v2004-20231215-en
4 signatures
150 seconds
Behavioral task
behavioral3
Sample
使用说明.htm
Resource
win7-20231215-en
3 signatures
150 seconds
Behavioral task
behavioral4
Sample
使用说明.htm
Resource
win10v2004-20231215-en
3 signatures
150 seconds
General
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Target
使用说明.htm
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Size
2KB
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MD5
f167320d5d11be52e7332b943ccf0bf8
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SHA1
aa265bc6fb9043ac4729a5bc8aca338be0022e2c
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SHA256
6cff52f54f3d9c0de6e0b231d3cc06a4ea8ea4c15fe19e20f57da2ad77369bd9
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SHA512
f94dea5edefe16b06c7fe2366ac24001fc7ffd709a5971bae9bee5fc12164310dfc460c733ab48f83396dcde318d7948ff961d007bdbc78bcd8aa9a9101c899a
Score
1/10
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{1CC45E61-A304-11EE-88E7-76B33C18F4CF} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2268 iexplore.exe 2268 iexplore.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2268 wrote to memory of 2392 2268 iexplore.exe 17 PID 2268 wrote to memory of 2392 2268 iexplore.exe 17 PID 2268 wrote to memory of 2392 2268 iexplore.exe 17 PID 2268 wrote to memory of 2392 2268 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\使用说明.htm1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2268 CREDAT:275457 /prefetch:22⤵PID:2392
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