a6adb2d9533035f19c06fb1ccbc8b00a62845cf4b3aef203652c5eac38cf51af

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 04:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ie/MediaWatchV1home3940.dll
Size

85KB
MD5

00a1b04a4f1a258dfb5e0739ffd844ef
SHA1

389947c4fedd0a67ec676fcd5848c5188aeb0a13
SHA256

ac2d9fdbff5dd17f6c8c43bd026c4dcd6b831d386fb34e5a860c1b5172537c33
SHA512

392150bb6b462e4cc106971b826e9bb1d53bf215d5bf9f0e5d9ab89c6d6d31eea7082a226e2fa8329350be2f9481ed8e392ae9c9c8b104a5fd02d7e6df0c539a
SSDEEP

1536:28/1CsEmka04RhRtahrOb8Dkh1PHA9glQ+TwR:x12mka0ElahrOpPgua+Tw

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\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\ = "MediaWatchV1home3940"	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\ = "MediaWatchV1home3940"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\TypeLib\ = "{B89336DA-F1AF-4265-811C-DE7B84B40D1A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home3940.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\ = "IMediaWatchV1home3940BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\TypeLib\ = "{b89336da-f1af-4265-811c-de7b84b40d1a}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1\ = "MediaWatchV1home3940Lib"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\TypeLib\Version = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4962b75c-b6ba-4c1a-9b46-9fe61ccd02dc}\Version\ = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\TypeLib\Version = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B89336DA-F1AF-4265-811C-DE7B84B40D1A}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home3940.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\ = "IMediaWatchV1home3940BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{19F59C1F-71C6-4073-8C89-6AC6D00EEF0A}\TypeLib\ = "{B89336DA-F1AF-4265-811C-DE7B84B40D1A}"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 1248	2324	regsvr32.exe	31
PID 2324 wrote to memory of 1248	2324	regsvr32.exe	31
PID 2324 wrote to memory of 1248	2324	regsvr32.exe	31
PID 2324 wrote to memory of 1248	2324	regsvr32.exe	31
PID 2324 wrote to memory of 1248	2324	regsvr32.exe	31
PID 2324 wrote to memory of 1248	2324	regsvr32.exe	31
PID 2324 wrote to memory of 1248	2324	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home3940.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home3940.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1248

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

Replay Monitor

Loading Replay Monitor...

Downloads