Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
02/02/2024, 23:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8acba11035b2d9ab3622b6dc5702327d.exe
Resource
win7-20231215-en
7 signatures
150 seconds
General
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Target
8acba11035b2d9ab3622b6dc5702327d.exe
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Size
1.3MB
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MD5
8acba11035b2d9ab3622b6dc5702327d
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SHA1
9cb574659fcb9d580850d8aee15f429f957f1418
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SHA256
dcf0d360bfad9fa995ba28199b789d7c46422cd44672d519cc6ca66d6fa9d827
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SHA512
1c02ceac346841ffb3c7ec1567290183ff9ecdcbed0b61b553f45d4b9cb7e2e2ffa4ea18c94a175ba2f54af722f53cd2d69d55484debfa5b92a1572fe985da34
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SSDEEP
24576:Xo+YYOSN4+8eGsQUAuk2hG7v0QfCpKyrpPaAn4uBR6YG3+:XoBYj6+8eGtuvpQfCpKCtaruBlG
Malware Config
Signatures
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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\{18DF081C-E8AD-4283-A596-FA578C2EBDC3} 8acba11035b2d9ab3622b6dc5702327d.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\BROWSER HELPER OBJECTS\{B4F3A835-0E21-4959-BA22-42B3008E02FF} 8acba11035b2d9ab3622b6dc5702327d.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\he1p 8acba11035b2d9ab3622b6dc5702327d.exe -
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{2670000A-7350-4F3C-8081-5663EE0C6C49} 8acba11035b2d9ab3622b6dc5702327d.exe -
Modifies registry class 24 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\se\command 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\se 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\se\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe\" \"%1\" \"-desknav\"" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Software\Classes\http\shell 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\command 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe\" \"%1\"" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http\shell\open 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Software 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http\shell\open\command 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http\shell\se\command 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http\shell\se 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Microsoft.IE\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Classes\http 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Classes 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Classes\http\shell 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Classes\http\shell\ = "se" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http\shell 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe\" \"%1\"" 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http\shell\se\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe\" \"%1\" \"-desknav\"" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Microsoft.IE 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\http\shell\ = "se" 8acba11035b2d9ab3622b6dc5702327d.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe 760 8acba11035b2d9ab3622b6dc5702327d.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeShutdownPrivilege 760 8acba11035b2d9ab3622b6dc5702327d.exe Token: SeShutdownPrivilege 760 8acba11035b2d9ab3622b6dc5702327d.exe Token: SeShutdownPrivilege 760 8acba11035b2d9ab3622b6dc5702327d.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 760 8acba11035b2d9ab3622b6dc5702327d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8acba11035b2d9ab3622b6dc5702327d.exe"C:\Users\Admin\AppData\Local\Temp\8acba11035b2d9ab3622b6dc5702327d.exe"1⤵
- Installs/modifies Browser Helper Object
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:760