Overview
overview
7Static
static
303a909dec0...3e.exe
windows7-x64
703a909dec0...3e.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3ffMediaVie...ion.js
windows7-x64
1ffMediaVie...ion.js
windows10-2004-x64
1ff/chrome/...068.js
windows7-x64
1ff/chrome/...068.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaVi...68.dll
windows7-x64
6ie/MediaVi...68.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
122s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
09/03/2024, 19:35
Static task
static1
Behavioral task
behavioral1
Sample
03a909dec05f764304e2916f1ad69c0146ce444c952b104e2262a8f107154a3e.exe
Resource
win7-20240221-en
windows7-x64
Behavioral task
behavioral2
Sample
03a909dec05f764304e2916f1ad69c0146ce444c952b104e2262a8f107154a3e.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20240220-en
windows7-x64
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20240226-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
ffMediaViewerV1alpha2068chaction.js
Resource
win7-20240215-en
windows7-x64
Behavioral task
behavioral6
Sample
ffMediaViewerV1alpha2068chaction.js
Resource
win10v2004-20240226-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaViewerV1alpha2068.js
Resource
win7-20240220-en
windows7-x64
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaViewerV1alpha2068.js
Resource
win10v2004-20231215-en
windows10-2004-x64
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaViewerV1alpha2068ffaction.js
Resource
win7-20240221-en
windows7-x64
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaViewerV1alpha2068ffaction.js
Resource
win10v2004-20240226-en
windows10-2004-x64
Behavioral task
behavioral11
Sample
ie/MediaViewerV1alpha2068.dll
Resource
win7-20240221-en
windows7-x64
Behavioral task
behavioral12
Sample
ie/MediaViewerV1alpha2068.dll
Resource
win10v2004-20240226-en
windows10-2004-x64
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20240221-en
windows7-x64
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
Behavioral task
behavioral15
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20240221-en
windows7-x64
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
windows10-2004-x64
General
-
Target
ie/MediaViewerV1alpha2068.dll
-
Size
85KB
-
MD5
f795fe4cd14fde265b0631b61ce71d2a
-
SHA1
c2ea5f2385571cfd5f16238bc328869bf9312e14
-
SHA256
e31c8b4d8ef564d7c93b4c5c2fc39ef2c2bd5ff4123aa733931b33e5b274d07e
-
SHA512
ee50025d7a0413d072fc4f08cffc797edd996230ed07337c81d0968a102d9987f401903d04a84a947d073b6fba55dcc84802efc3a83d7866222ec0f16c3abde1
-
SSDEEP
1536:sf/NCsMuE0kZqt/8KKI0cTk6iJAJlQQs6nAX:oNOuE0kZ8/8KhDiJoax6A
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\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\ = "MediaViewerV1alpha2068" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\NoExplorer = "1" regsvr32.exe -
Modifies registry class 34 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaViewerV1alpha2068.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\ = "IMediaViewerV1alpha2068BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\ = "MediaViewerV1alpha2068" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1\ = "MediaViewerV1alpha2068Lib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\TypeLib\ = "{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\TypeLib\ = "{cebfdbb1-98cf-44c8-829b-3ce6a30f5008}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}\1.1\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\ = "IMediaViewerV1alpha2068BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B}\TypeLib\ = "{CEBFDBB1-98CF-44C8-829B-3CE6A30F5008}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaViewerV1alpha2068.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AB2E5CFE-F8B0-48DF-950C-F55DD8EB849B} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6d2a4fd0-f109-4e5f-b0d4-ccf28f26480c} regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2288 wrote to memory of 1548 2288 regsvr32.exe 28 PID 2288 wrote to memory of 1548 2288 regsvr32.exe 28 PID 2288 wrote to memory of 1548 2288 regsvr32.exe 28 PID 2288 wrote to memory of 1548 2288 regsvr32.exe 28 PID 2288 wrote to memory of 1548 2288 regsvr32.exe 28 PID 2288 wrote to memory of 1548 2288 regsvr32.exe 28 PID 2288 wrote to memory of 1548 2288 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\ie\MediaViewerV1alpha2068.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\ie\MediaViewerV1alpha2068.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:1548
-