Analysis
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max time kernel
91s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2022 22:00
Static task
static1
Behavioral task
behavioral1
Sample
b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe
Resource
win10v2004-20220812-en
General
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Target
b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe
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Size
45KB
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MD5
43924880bb0e5a3166578009eb356ce4
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SHA1
8e8d1bf5240de058c58269396e1c57568ba22dc6
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SHA256
b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747
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SHA512
9d2ae0f350cb713bf60af5304ea3af6bb85840ccc111d07b9a94718b36d3bc8692047d6a053d7fb993d02b28e2ec0b0922ccc85d715f8e8519741847dce20524
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SSDEEP
768:ywTukTPTBKhmGjam9HczJqoBRV+CsGlsdnBqhmef1hXLssk4fBf0YU7sw8X9:yKNTPmTczJZbXPsdVI1lLh1Ys3
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "1" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files (x86)\Common Files\dao.ico b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe -
description ioc Process Key deleted \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\TYPEDURLS b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window Title = "Microsoft Internet Explorer" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Window Title = "Microsoft Internet Explorer" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe -
Modifies Internet Explorer start page 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.ccc7.com" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.ccc7.com" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe -
Modifies registry class 30 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Pz\1 = "20221205" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Pz\5 = "51" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Pz\9 = "0" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÊôÐÔ(&R)\Command\ = "Rundll32.exe Shell32.dll,Control_RunDLL Inetcpl.cpl" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M)\Command b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÊôÐÔ(&R) b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M)\Command\ = "Rundll32.exe" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\Attributes = "0" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ɾ³ý(&D)\Command\ = "Rundll32.exe" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\WantsParseDisplayName b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\HideOnDesktopPerUser b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Pz b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8} b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\DefaultIcon b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ɾ³ý(&D) b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\Command b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\Command\ = "iexplore.exe http://www.ccc7.com" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\ = "´ò¿ªÖ÷Ò³(&H)" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\HideFolderVerbs b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M) b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O) b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Pz\9 = "1" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ = "Internet Explorer" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\DefaultIcon\ = "C:\\Program Files (x86)\\Internet Explorer\\IEXPLORE.EXE" b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÊôÐÔ(&R)\Command b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ɾ³ý(&D)\Command b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4780 wrote to memory of 2432 4780 b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe 79 PID 4780 wrote to memory of 2432 4780 b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe 79 PID 4780 wrote to memory of 2432 4780 b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe"C:\Users\Admin\AppData\Local\Temp\b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4780 -
C:\Users\Admin\AppData\Local\Temp\b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exeC:\Users\Admin\AppData\Local\Temp\b65d02bff8511cb6d52d6191c582118a1836da045735de83e814ea0745325747.exe2⤵
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
PID:2432
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