Overview
overview
7Static
static
3157490c752...18.exe
windows7-x64
7157490c752...18.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3ffMediaWat...ion.js
windows7-x64
3ffMediaWat...ion.js
windows10-2004-x64
3ff/chrome/...594.js
windows7-x64
3ff/chrome/...594.js
windows10-2004-x64
3ff/chrome/...ion.js
windows7-x64
3ff/chrome/...ion.js
windows10-2004-x64
3ie/MediaWa...94.dll
windows7-x64
6ie/MediaWa...94.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
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05-10-2024 00:23
Static task
static1
Behavioral task
behavioral1
Sample
157490c752dc0efea2362c231d7fb1b8_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral2
Sample
157490c752dc0efea2362c231d7fb1b8_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
ffMediaWatchV1home4594chaction.js
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral6
Sample
ffMediaWatchV1home4594chaction.js
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home4594.js
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home4594.js
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home4594ffaction.js
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home4594ffaction.js
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home4594.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home4594.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral15
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20240903-en
windows7-x64
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
General
-
Target
ie/MediaWatchV1home4594.dll
-
Size
85KB
-
MD5
35efde5cafaf74969b9595d9195c5c36
-
SHA1
c46072e9236726b3557875b5ec11555595e2acbc
-
SHA256
a44206501dfe1efbd357ca6c0b837719d61b8aadda022bcafcdb2ad7a74fa50c
-
SHA512
c0efbfe02d006338fff2cbb8f41a2457f4bab14934ca75a8e78fb6a624e35cfc8ac4a7ad478189b5e91b3c1344825cf4d76dbc86f0f8c951d0f36ae8cabc8eab
-
SSDEEP
1536:AMflScQkG04RvxtakrOb8Dkx4BHgNglQaeF:rlikG0EbakrOIBA+aaeF
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\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\ = "MediaWatchV1home4594" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\NoExplorer = "1" 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.
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\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home4594.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\TypeLib\ = "{007a21e2-88a6-4cf2-b8de-d7b43b6cd763}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\ = "MediaWatchV1home4594" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\TypeLib\ = "{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1\ = "MediaWatchV1home4594Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\ = "IMediaWatchV1home4594BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954}\Version\ = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\ = "IMediaWatchV1home4594BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3c735d0f-71ca-42c9-8aba-8e3fb1e9d954} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EA9B8890-BA94-4A9D-AF47-D8A25C172077}\TypeLib\ = "{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{007A21E2-88A6-4CF2-B8DE-D7B43B6CD763}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home4594.dll" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2380 wrote to memory of 2532 2380 regsvr32.exe 30 PID 2380 wrote to memory of 2532 2380 regsvr32.exe 30 PID 2380 wrote to memory of 2532 2380 regsvr32.exe 30 PID 2380 wrote to memory of 2532 2380 regsvr32.exe 30 PID 2380 wrote to memory of 2532 2380 regsvr32.exe 30 PID 2380 wrote to memory of 2532 2380 regsvr32.exe 30 PID 2380 wrote to memory of 2532 2380 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home4594.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home4594.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2532
-