23c38ead85267f6daf7364b490a7a0fd334f6f4e0d2c5f3d12cd611e4ceb2cdf

Analysis

max time kernel
91s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 00:02

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General

Target

23c38ead85267f6daf7364b490a7a0fd334f6f4e0d2c5f3d12cd611e4ceb2cdf.dll
Size

46KB
MD5

14cb51b2e1cb0f9709c105884fc36a62
SHA1

915e900793ee02b91cb8780f480e760cdf481b28
SHA256

23c38ead85267f6daf7364b490a7a0fd334f6f4e0d2c5f3d12cd611e4ceb2cdf
SHA512

22d9125f8460e105c888c9be506974d392fb4575cb102a4542392d507195be9d3679b8ed86fa19ffda38aeccb83d3f14f0078c7c67c6299025706bb4f0cd8306
SSDEEP

768:HWKTiaWfm2JgmW1mup1yQAzGqgbnohznFXrxCha5S:HWKTi5DCj1yQ1qgzohJXEH

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}	regsvr32.exe

Modifies registry class 42 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\ = "IEHlprObj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\TypeLib\ = "{4FE10D48-C0F3-4107-8C99-688C5ECD892C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID\ = "{4FE10D42-C0F3-4107-8C99-688C5ECD892C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\TypeLib\ = "{4FE10D48-C0F3-4107-8C99-688C5ECD892C}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0\ = "IEHelper 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\ = "IIEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\23c38ead85267f6daf7364b490a7a0fd334f6f4e0d2c5f3d12cd611e4ceb2cdf.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4FE10D48-C0F3-4107-8C99-688C5ECD892C}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\23c38ead85267f6daf7364b490a7a0fd334f6f4e0d2c5f3d12cd611e4ceb2cdf.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\ = "IEHlprObj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\ProgID\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\VersionIndependentProgID\ = "IEHlprObj.IEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4FE10D42-C0F3-4107-8C99-688C5ECD892C}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4FE10D41-C0F3-4107-8C99-688C5ECD892C}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1152	regsvr32.exe
1152	regsvr32.exe
1152	regsvr32.exe
1152	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 1152	2824	regsvr32.exe	77
PID 2824 wrote to memory of 1152	2824	regsvr32.exe	77
PID 2824 wrote to memory of 1152	2824	regsvr32.exe	77

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\23c38ead85267f6daf7364b490a7a0fd334f6f4e0d2c5f3d12cd611e4ceb2cdf.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\23c38ead85267f6daf7364b490a7a0fd334f6f4e0d2c5f3d12cd611e4ceb2cdf.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  PID:1152

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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