Analysis
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max time kernel
126s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2023, 14:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
76cd321d55438f0708e7c18c94338f69.exe
Resource
win7-20231215-en
5 signatures
150 seconds
General
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Target
76cd321d55438f0708e7c18c94338f69.exe
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Size
987KB
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MD5
76cd321d55438f0708e7c18c94338f69
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SHA1
943277a8965decb4c2089c9004c6ba8339cf0eab
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SHA256
146ea72ed91e874d08a82fa5da852f7b9e2116557115e05f8d6ed0997819cc82
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SHA512
fa3cb1150b8ca30ffe4b99dbc96fce6f2b72c9448cb618d397e5db1b5152d21abeb5d1d48834e5d2580d11326aaa833c555d32187b9382082f1d22b404e0d5cb
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SSDEEP
24576:jgkPnXqTXd/juSyG0uHWm91TExakK021D0HHprQZ8o:jVOd9yG0u2c1VkK/F0C
Malware Config
Signatures
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 76cd321d55438f0708e7c18c94338f69.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4336 4288 WerFault.exe 16 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\IESettingSync 76cd321d55438f0708e7c18c94338f69.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" 76cd321d55438f0708e7c18c94338f69.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 76cd321d55438f0708e7c18c94338f69.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" 76cd321d55438f0708e7c18c94338f69.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4288 76cd321d55438f0708e7c18c94338f69.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4288 76cd321d55438f0708e7c18c94338f69.exe 4288 76cd321d55438f0708e7c18c94338f69.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\76cd321d55438f0708e7c18c94338f69.exe"C:\Users\Admin\AppData\Local\Temp\76cd321d55438f0708e7c18c94338f69.exe"1⤵
- Checks whether UAC is enabled
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4288 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 19122⤵
- Program crash
PID:4336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4288 -ip 42881⤵PID:2524