Analysis
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max time kernel
0s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 01:07
Static task
static1
Behavioral task
behavioral1
Sample
22903604d63a39f220d84d97d5614684.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
22903604d63a39f220d84d97d5614684.html
Resource
win10v2004-20231222-en
General
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Target
22903604d63a39f220d84d97d5614684.html
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Size
37KB
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MD5
22903604d63a39f220d84d97d5614684
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SHA1
dd548a9534f0a10c87aedb44f909343215dbbf79
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SHA256
278ef475124243ed7cafe5ed9fc0875185d8281b3504d5ebd98d3687f4264902
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SHA512
e8f9e9f20de7b10bc20034aa999ced044b2a04ede71b1e95399dc99ec0f2de476d604c2cdd2a5f7065bb75fcd4214f2d3f018ef72fc5a32f6e56257af15daa0d
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SSDEEP
768:zufCA8R0wSuFquX3uHvnufjkURa2s/vy2MXcVkW/oeI7fIQxgInorg:zufCA20vCjkURa2s/vy2MXcVV/oeI7fN
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DC28DDFE-AB68-11EE-AA35-C62A3EC50C5F} = "0" iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4192 iexplore.exe 4192 iexplore.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4192 wrote to memory of 1832 4192 iexplore.exe 17 PID 4192 wrote to memory of 1832 4192 iexplore.exe 17 PID 4192 wrote to memory of 1832 4192 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\22903604d63a39f220d84d97d5614684.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4192 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4192 CREDAT:17410 /prefetch:22⤵PID:1832
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d