Analysis
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max time kernel
145s -
max time network
180s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 01:00
Static task
static1
Behavioral task
behavioral1
Sample
95360d69d63e8e8effe90601ef2e091f8f537b3aa8323d9ee95ae487d963848e.dll
Resource
win7-20221111-en
3 signatures
150 seconds
General
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Target
95360d69d63e8e8effe90601ef2e091f8f537b3aa8323d9ee95ae487d963848e.dll
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Size
87KB
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MD5
4334ed83deb24abe64fa7d1f090db7f6
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SHA1
3f804825a67efb4d5eed933c67894264b10fe56b
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SHA256
95360d69d63e8e8effe90601ef2e091f8f537b3aa8323d9ee95ae487d963848e
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SHA512
7f7e98ed74e42c3cffb1cbad32db2361ba586cb9a560319af8784e18e45925ad32e9cd291e0e542ff4daead991244523312803f849d6ccc6162f0bd417bb1c28
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SSDEEP
1536:84AHIEaSX5Pb7igreRcdLiu44bw5FIKTGMrOpQlPEFRmSzWwm5WoKTgrO9Enps//:81Pa+bjreiNiuVbwjtG1pQlPEHWhc614
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 created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{EBF93111-7A1D-4843-A998-0AFE8FE5F325} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ regsvr32.exe -
Modifies registry class 47 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID\ = "{EBF93111-7A1D-4843-A998-0AFE8FE5F325}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\ = "CTttPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\AppID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\TypeLib\ = "{92379EF0-EBF8-43AA-B33D-D05008038B36}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\ = "BHO 1.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ = "ITttPlayer" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\ = "{92379EF0-EBF8-43AA-B33D-D05008038B36}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\ = "CTttPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer\ = "BHO.TttPlayer.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\VersionIndependentProgID\ = "BHO.TttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\ = "{92379EF0-EBF8-43AA-B33D-D05008038B36}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ = "CTttPlayer Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ProgID\ = "BHO.TttPlayer.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\95360d69d63e8e8effe90601ef2e091f8f537b3aa8323d9ee95ae487d963848e.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CLSID\ = "{EBF93111-7A1D-4843-A998-0AFE8FE5F325}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\InprocServer32\ThreadingModel = "apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\95360d69d63e8e8effe90601ef2e091f8f537b3aa8323d9ee95ae487d963848e.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ = "ITttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32 regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5012 wrote to memory of 4576 5012 regsvr32.exe 84 PID 5012 wrote to memory of 4576 5012 regsvr32.exe 84 PID 5012 wrote to memory of 4576 5012 regsvr32.exe 84
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\95360d69d63e8e8effe90601ef2e091f8f537b3aa8323d9ee95ae487d963848e.dll1⤵
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\95360d69d63e8e8effe90601ef2e091f8f537b3aa8323d9ee95ae487d963848e.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:4576
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