Overview
overview
7Static
static
3VirusShare...fe.exe
windows7-x64
7VirusShare...fe.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3ffMediaWat...ion.js
windows7-x64
1ffMediaWat...ion.js
windows10-2004-x64
1ff/chrome/...572.js
windows7-x64
1ff/chrome/...572.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaWa...72.dll
windows7-x64
6ie/MediaWa...72.dll
windows10-2004-x64
6uninstall.exe
windows7-x64
7uninstall.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3Analysis
- max time kernel
118s - max time network
121s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system - submitted
04/02/2024, 16:03
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_a1107692677a725717ca0eeb5aae10fe.exe
Resource
win7-20231215-en
windows7-x64
Behavioral task
behavioral2
Sample
VirusShare_a1107692677a725717ca0eeb5aae10fe.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
windows7-x64
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
ffMediaWatchV1home572chaction.js
Resource
win7-20231215-en
windows7-x64
Behavioral task
behavioral6
Sample
ffMediaWatchV1home572chaction.js
Resource
win10v2004-20231222-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home572.js
Resource
win7-20231129-en
windows7-x64
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home572.js
Resource
win10v2004-20231215-en
windows10-2004-x64
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home572ffaction.js
Resource
win7-20231129-en
windows7-x64
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home572ffaction.js
Resource
win10v2004-20231222-en
windows10-2004-x64
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home572.dll
Resource
win7-20231215-en
windows7-x64
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home572.dll
Resource
win10v2004-20231215-en
windows10-2004-x64
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20231215-en
windows7-x64
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
Behavioral task
behavioral15
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
windows7-x64
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
windows10-2004-x64
General
- Target ie/MediaWatchV1home572.dll
- Size 85KB
- Sample240204-thp59afger
- SHA256 3d34911d2af6b41eba3e189e052dea5693549cd5dd999d86f4be97eea60013be
- MD5 9e389f375800280bbffdcabce48f361c
- SHA1 bb001116eee505d9479d66d7e5c92e0dde98af18
- SHA512 f2d27554c3c0183491b92af4627569f57728b490956810cdad8c7def9598db83d76eccf596ce703a9d493002f7378e75f51ce194b85ec4899d3622e8a328a0ec
- SSDEEP 1536:nn/1CsEmkaMAXtahrOb8Dktoq+HA9glQGfW29:/12mkaMA9ahrOo7guaGfV
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{920384d5-8f92-4302-8126-ff29f1fc5e75} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{920384d5-8f92-4302-8126-ff29f1fc5e75}\ = "MediaWatchV1home572" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{920384d5-8f92-4302-8126-ff29f1fc5e75}\NoExplorer = "1" regsvr32.exe - Modifies registry class 34 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\ = "MediaWatchV1home572Lib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\ = "MediaWatchV1home572" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home572.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib\ = "{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ = "IMediaWatchV1home572BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib\ = "{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home572.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ = "IMediaWatchV1home572BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\TypeLib\ = "{2c6bd6c8-8576-4f91-bbff-4103aca67839}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2452 wrote to memory of 2132 2452 regsvr32.exe 28 PID 2452 wrote to memory of 2132 2452 regsvr32.exe 28 PID 2452 wrote to memory of 2132 2452 regsvr32.exe 28 PID 2452 wrote to memory of 2132 2452 regsvr32.exe 28 PID 2452 wrote to memory of 2132 2452 regsvr32.exe 28 PID 2452 wrote to memory of 2132 2452 regsvr32.exe 28 PID 2452 wrote to memory of 2132 2452 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home572.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2452 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home572.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2132
-