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Analysis
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max time kernel
43s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 12:48
Static task
static1
Behavioral task
behavioral1
Sample
ce659d089e1d37e5eeea0d20c94410425510943a0a91f4eed610848b3dcee5c1.dll
Resource
win7-20220901-en
3 signatures
150 seconds
General
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Target
ce659d089e1d37e5eeea0d20c94410425510943a0a91f4eed610848b3dcee5c1.dll
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Size
139KB
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MD5
5a486c7ba138b716cd84cd5f6fec6bd1
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SHA1
332d346b1a1b252aacbbee61a06c00737cd9672e
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SHA256
ce659d089e1d37e5eeea0d20c94410425510943a0a91f4eed610848b3dcee5c1
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SHA512
e9ff92904f6c8e41f6e180c0e4cdfa48f955ff5b9d30778008064b5ae7d1ac8ce3996206e80a7ee2b81fcac45a780b830644ca410a14d29d06963b2a7b468c6e
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SSDEEP
3072:GbBXIp0opuGWqc5uz5BAcbu2TxLdx7qjIeefRGY211GJmXSa+Cr:GbWp0opuGo8z5ZbuCxmEeeMY2kk+m
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\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\FLAGS\ = "0" 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ = "ITttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1 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}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\ = "BHO 1.0 Type Library" 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\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ce659d089e1d37e5eeea0d20c94410425510943a0a91f4eed610848b3dcee5c1.dll" 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\Wow6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9} 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\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ce659d089e1d37e5eeea0d20c94410425510943a0a91f4eed610848b3dcee5c1.dll" 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\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\ = "CTttPlayer Object" 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\Wow6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\VersionIndependentProgID\ = "BHO.TttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\InprocServer32 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}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer\ = "BHO.TttPlayer.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ = "CTttPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ = "ITttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\ProxyStubClsid32 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\ThreadingModel = "apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{92379EF0-EBF8-43AA-B33D-D05008038B36} 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 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} 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\CLSID 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\Wow6432Node\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\ = "{92379EF0-EBF8-43AA-B33D-D05008038B36}" 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\Interface\{F9BCCE2C-1787-4F98-A27F-D9A0CD54F9F9}\TypeLib\ = "{92379EF0-EBF8-43AA-B33D-D05008038B36}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\ = "CTttPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EBF93111-7A1D-4843-A998-0AFE8FE5F325}\TypeLib regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1712 wrote to memory of 1284 1712 regsvr32.exe 27 PID 1712 wrote to memory of 1284 1712 regsvr32.exe 27 PID 1712 wrote to memory of 1284 1712 regsvr32.exe 27 PID 1712 wrote to memory of 1284 1712 regsvr32.exe 27 PID 1712 wrote to memory of 1284 1712 regsvr32.exe 27 PID 1712 wrote to memory of 1284 1712 regsvr32.exe 27 PID 1712 wrote to memory of 1284 1712 regsvr32.exe 27
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\ce659d089e1d37e5eeea0d20c94410425510943a0a91f4eed610848b3dcee5c1.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\ce659d089e1d37e5eeea0d20c94410425510943a0a91f4eed610848b3dcee5c1.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:1284
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