38c2ea46ee7490f1c6fc686828c643a5576a58774f2bd75711aaba280e8ff058

Analysis

max time kernel
96s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-10-2024 09:34

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General

Target

ie/MediaWatchV1home667.dll
Size

85KB
MD5

cc42da76f4f56b26e0fc453e5fd12586
SHA1

53a658622cd936c6f54edf0c5d1adcb02facd1b9
SHA256

3d75ff0edad68fe5a061fc991d24ae2d2b91b85f477460dc8b544e346999be3f
SHA512

122a14046a1229be8569cdf29e12c51c6b4fb06780618ded65e637f4f743a7eaf9dd44bcee4a37b8003c5b847f33b13d018db4225a0b81d4c90f530494bd5963
SSDEEP

1536:An/1CsEmkaMAvtahrOb8DktbeHA9glQJlYPF:012mkaMAlahrObeguaJlC

Score

6^/10

adware discovery stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 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\{8e96109b-caba-45c9-af5b-f82af7537bd6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8e96109b-caba-45c9-af5b-f82af7537bd6}\ = "MediaWatchV1home667"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8e96109b-caba-45c9-af5b-f82af7537bd6}\NoExplorer = "1"	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 34 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\Version\ = "1.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home667.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\ = "MediaWatchV1home667"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home667.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\TypeLib\ = "{68D6CB82-49E6-418A-8E38-1C17DC1A4327}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\TypeLib\Version = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8e96109b-caba-45c9-af5b-f82af7537bd6}\TypeLib\ = "{68d6cb82-49e6-418a-8e38-1c17dc1a4327}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1\ = "MediaWatchV1home667Lib"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\ = "IMediaWatchV1home667BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{68D6CB82-49E6-418A-8E38-1C17DC1A4327}\1.1\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\TypeLib\Version = "1.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\ = "IMediaWatchV1home667BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{766F2029-FF5F-4C8A-81B6-446E2C34DA65}\TypeLib\ = "{68D6CB82-49E6-418A-8E38-1C17DC1A4327}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 3964	1920	regsvr32.exe	82
PID 1920 wrote to memory of 3964	1920	regsvr32.exe	82
PID 1920 wrote to memory of 3964	1920	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home667.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home667.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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