3c707acf9107ff56f664d2fd5592b6a601e30eb625e9d4a4b63ef8f8b52eea39

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2024 04:21

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General

Target

ie/MediaWatchV1home190.dll
Size

85KB
MD5

8a31fa529d7884ad61ea6b96ea498765
SHA1

79554488181e5e9440c8e4d48b59d778a3c432cc
SHA256

b785e662477a595e8ef2b4ed35291f1e8a0d0710c5a369abc692cc6fa50d5ab0
SHA512

1586334af9281a86df105a0e91970cbab87ff27d9ab07cf94e7a49a0a46af525da1c639764612432de7556c3e7b5be988eb5529fdc58bffe9f335e422679026d
SSDEEP

1536:Zn/1CsEmkaMAvtahrOb8Dkt8lHA9glQwPleN:512mkaMAlahrO8lguawPI

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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\ = "MediaWatchV1home190"	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\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1\ = "MediaWatchV1home190Lib"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\ = "IMediaWatchV1home190BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\TypeLib\Version = "1.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\TypeLib\ = "{95134B26-572E-4CC4-A61F-7DCDE8516660}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\TypeLib\ = "{95134B26-572E-4CC4-A61F-7DCDE8516660}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\ = "IMediaWatchV1home190BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home190.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home190.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\TypeLib\Version = "1.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\ = "MediaWatchV1home190"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\TypeLib\ = "{95134b26-572e-4cc4-a61f-7dcde8516660}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{95134B26-572E-4CC4-A61F-7DCDE8516660}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e615fa3-8b2b-42e9-901c-e816d752e1b4}\Version\ = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2EA7709F-F32F-4383-B7BF-2C5E6FF5CC57}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 3328	736	regsvr32.exe	84
PID 736 wrote to memory of 3328	736	regsvr32.exe	84
PID 736 wrote to memory of 3328	736	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home190.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:736
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home190.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3328

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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