a18543461200a74f5bd94087752fdc90120ba1e7494c7291cfb1f5fad8f47e7d

Analysis

max time kernel
91s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 17:46

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General

Target

a18543461200a74f5bd94087752fdc90120ba1e7494c7291cfb1f5fad8f47e7d.dll
Size

40KB
MD5

8484c0d247a2af64164d9908ff94ee36
SHA1

3794a6035f0b335cc07c2adcb115daadd8e8b2bf
SHA256

a18543461200a74f5bd94087752fdc90120ba1e7494c7291cfb1f5fad8f47e7d
SHA512

b9e761b3a8ce0e3127129e40a8ccbb73a22ba26c47cd962fdd67c0ae6f3bdcbf0d3a109677d1913a32609b881e96d12f4097ecf909c172824c5b6e13120a1072
SSDEEP

384:XTXW4K5c4pS2RehJ4R92ryZJNax117HImtd/MlL5pCrwDV0sn8DNVdlrqT:lKzRgbeIx117HD6L58uP0Ll2

Score

1^/10

Malware Config

Signatures

Modifies registry class 44 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0\ = "BrowserHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ = "CBrowserHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\TypeLib\ = "{984119F2-77F9-43F3-915F-08006BEDDDD3}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BrowserHelper.CBrowserHelper\ = "BrowserHelper.CBrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\TypeLib\ = "{984119F2-77F9-43F3-915F-08006BEDDDD3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BrowserHelper.CBrowserHelper	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ = "_CBrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BrowserHelper.CBrowserHelper\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a18543461200a74f5bd94087752fdc90120ba1e7494c7291cfb1f5fad8f47e7d.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\ = "BrowserHelper.CBrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ProxyStubClsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a18543461200a74f5bd94087752fdc90120ba1e7494c7291cfb1f5fad8f47e7d.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\ = "_CBrowserHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\TypeLib\ = "{984119F2-77F9-43F3-915F-08006BEDDDD3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\VERSION	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\VERSION\ = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1514A4CD-9641-4BC0-B8C6-ED4AADA6942C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{380B364F-9E4D-4247-A199-8BD3C164DDFD}\ProgID\ = "BrowserHelper.CBrowserHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BrowserHelper.CBrowserHelper\Clsid\ = "{380B364F-9E4D-4247-A199-8BD3C164DDFD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{984119F2-77F9-43F3-915F-08006BEDDDD3}\1.0\0	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1436 wrote to memory of 1640	1436	regsvr32.exe	80
PID 1436 wrote to memory of 1640	1436	regsvr32.exe	80
PID 1436 wrote to memory of 1640	1436	regsvr32.exe	80

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a18543461200a74f5bd94087752fdc90120ba1e7494c7291cfb1f5fad8f47e7d.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1436
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\a18543461200a74f5bd94087752fdc90120ba1e7494c7291cfb1f5fad8f47e7d.dll
  2⤵
  - Modifies registry class
  PID:1640

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Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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