Analysis
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max time kernel
154s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12-01-2024 20:01
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
57609d47af8a1d5971dc0807308d05e9.exe
Resource
win7-20231215-en
windows7-x64
11 signatures
150 seconds
General
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Target
57609d47af8a1d5971dc0807308d05e9.exe
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Size
9KB
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MD5
57609d47af8a1d5971dc0807308d05e9
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SHA1
21bdf9e443b47baf92009ad5a4be1797d5d8e436
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SHA256
559560f7142033d4e47593efb6c2210b1d75a5813911aabc0d9912535287b323
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SHA512
7660f03670581b60a9a35906f77d655b32ad20aa674dbde25e67dc22959d3c5d5dce813d1ee06bb339c857f8a9cecf2933af71cf96a7a3c8b2ea4a5364436b72
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SSDEEP
192:1WwbbVAowQGkAmjSvJWM4sxgc4xhmEct31woIcCIm+Z2A:1WECZkAOSvS+gcd3DC+Z2A
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" 57609d47af8a1d5971dc0807308d05e9.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 57609d47af8a1d5971dc0807308d05e9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 57609d47af8a1d5971dc0807308d05e9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 57609d47af8a1d5971dc0807308d05e9.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 57609d47af8a1d5971dc0807308d05e9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 57609d47af8a1d5971dc0807308d05e9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 57609d47af8a1d5971dc0807308d05e9.exe -
Installs/modifies Browser Helper Object 2 TTPs 2 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\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C} 57609d47af8a1d5971dc0807308d05e9.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA} 57609d47af8a1d5971dc0807308d05e9.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\winivstr.exe 57609d47af8a1d5971dc0807308d05e9.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\2\2500 = "3" 57609d47af8a1d5971dc0807308d05e9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" 57609d47af8a1d5971dc0807308d05e9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" 57609d47af8a1d5971dc0807308d05e9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\2500 = "3" 57609d47af8a1d5971dc0807308d05e9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" 57609d47af8a1d5971dc0807308d05e9.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Search Page = "http://www.google.com" 57609d47af8a1d5971dc0807308d05e9.exe Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes" 57609d47af8a1d5971dc0807308d05e9.exe Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Search Bar = "http://www.google.com/ie" 57609d47af8a1d5971dc0807308d05e9.exe Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Search Page = "http://www.google.com" 57609d47af8a1d5971dc0807308d05e9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://www.google.com/ie" 57609d47af8a1d5971dc0807308d05e9.exe -
Modifies Internet Explorer start page 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.google.com" 57609d47af8a1d5971dc0807308d05e9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.google.com" 57609d47af8a1d5971dc0807308d05e9.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3908 57609d47af8a1d5971dc0807308d05e9.exe 3908 57609d47af8a1d5971dc0807308d05e9.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 3908 57609d47af8a1d5971dc0807308d05e9.exe 3908 57609d47af8a1d5971dc0807308d05e9.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\57609d47af8a1d5971dc0807308d05e9.exe"C:\Users\Admin\AppData\Local\Temp\57609d47af8a1d5971dc0807308d05e9.exe"1⤵
- Modifies firewall policy service
- Windows security bypass
- Windows security modification
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3908