Overview
overview
7Static
static
3VirusShare...b2.exe
windows7-x64
7VirusShare...b2.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/...046.js
windows7-x64
1ff/chrome/...046.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaWa...46.dll
windows7-x64
6ie/MediaWa...46.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
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
04/02/2024, 16:19
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_6cef53812dca6db17872a41b15b28cb2.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_6cef53812dca6db17872a41b15b28cb2.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
ffMediaWatchV1home3046chaction.js
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
ffMediaWatchV1home3046chaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home3046.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home3046.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home3046ffaction.js
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home3046ffaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home3046.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home3046.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
General
-
Target
ie/MediaWatchV1home3046.dll
-
Size
85KB
-
MD5
1b41a959e93ec9bb510faa04cb63396f
-
SHA1
1f1d08bc0c59edb5d585ae6cbf3ef40bc5c0fb6a
-
SHA256
bb29aa10b8a138e580caa9d1275b85d0c72dac2ad769ee686d191389ef362e0d
-
SHA512
4f11f50195949f8c1a7908c6149264e63d05b814f09577ea38254f285d4e700aa3ce1713d52934a2aa14ef0e68bc2fca94c7d988bf04a70d75e314be846b1f18
-
SSDEEP
1536:p8/1CsEmka04RhRtahrOb8DkhE9HA9glQ81/Z:i12mka0ElahrOQ9gua81/
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\{96a45ffe-fa70-446c-b5c9-3b0477082f64} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\ = "MediaWatchV1home3046" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\NoExplorer = "1" regsvr32.exe -
Modifies registry class 34 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\TypeLib\ = "{40226023-17b8-4e12-b212-375016c20e60}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\TypeLib\ = "{40226023-17B8-4E12-B212-375016C20E60}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home3046.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\Version\ = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1\ = "MediaWatchV1home3046Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\ = "IMediaWatchV1home3046BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\TypeLib\ = "{40226023-17B8-4E12-B212-375016C20E60}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home3046.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\ = "IMediaWatchV1home3046BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\ = "MediaWatchV1home3046" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9147CD21-8F80-4491-9732-A5AF825A56FA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{96a45ffe-fa70-446c-b5c9-3b0477082f64}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{40226023-17B8-4E12-B212-375016C20E60}\1.1\FLAGS regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2376 wrote to memory of 2188 2376 regsvr32.exe 28 PID 2376 wrote to memory of 2188 2376 regsvr32.exe 28 PID 2376 wrote to memory of 2188 2376 regsvr32.exe 28 PID 2376 wrote to memory of 2188 2376 regsvr32.exe 28 PID 2376 wrote to memory of 2188 2376 regsvr32.exe 28 PID 2376 wrote to memory of 2188 2376 regsvr32.exe 28 PID 2376 wrote to memory of 2188 2376 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home3046.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home3046.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2188
-