Analysis
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max time kernel
145s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
04/02/2024, 17:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8fbd9df942f4519d8145fcf9287faf74.exe
Resource
win7-20231215-en
9 signatures
150 seconds
General
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Target
8fbd9df942f4519d8145fcf9287faf74.exe
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Size
9KB
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MD5
8fbd9df942f4519d8145fcf9287faf74
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SHA1
f1502b8df16db12185b1aa2cff8b42307de4488a
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SHA256
abd1b67cc37d120432e53ef2b3b1b7c270400554ec5243a06f9d55e80cd5da03
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SHA512
ea18269e49f9170146a629bf679bdf0924c56c200d61c71320535bb44344a30cec189109236e611ab2b4d4e875d4a277db5d80c2a96c946678bbd0cadc723bd8
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SSDEEP
192:ZKYs4n14nbQpiFNNOpN7k4m0JJ5+6BxfPnMFTX9cx5L:kd414bjNOHw4mOv10j2L
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 8fbd9df942f4519d8145fcf9287faf74.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 8fbd9df942f4519d8145fcf9287faf74.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 8fbd9df942f4519d8145fcf9287faf74.exe -
Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3} 8fbd9df942f4519d8145fcf9287faf74.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF} 8fbd9df942f4519d8145fcf9287faf74.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E} 8fbd9df942f4519d8145fcf9287faf74.exe -
Modifies Internet Explorer Protected Mode 1 TTPs 5 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\2500 = "3" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" 8fbd9df942f4519d8145fcf9287faf74.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Search Page = "http://www.google.com" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\Search Bar = "http://www.google.com/ie" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\Search Page = "http://www.google.com" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Search_URL = "http://www.google.com/ie" 8fbd9df942f4519d8145fcf9287faf74.exe -
Modifies Internet Explorer start page 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.google.com" 8fbd9df942f4519d8145fcf9287faf74.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://www.google.com" 8fbd9df942f4519d8145fcf9287faf74.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1300 8fbd9df942f4519d8145fcf9287faf74.exe 1300 8fbd9df942f4519d8145fcf9287faf74.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1300 8fbd9df942f4519d8145fcf9287faf74.exe 1300 8fbd9df942f4519d8145fcf9287faf74.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8fbd9df942f4519d8145fcf9287faf74.exe"C:\Users\Admin\AppData\Local\Temp\8fbd9df942f4519d8145fcf9287faf74.exe"1⤵
- Modifies firewall policy service
- Windows security bypass
- Windows security modification
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1300