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Overview
overview
7Static
static
3f1d4115609...18.exe
windows7-x64
7f1d4115609...18.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...sh.dll
windows7-x64
1$PLUGINSDI...sh.dll
windows10-2004-x64
1$PLUGINSDI...ss.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3$TEMP/~nsi...86.dll
windows7-x64
1$TEMP/~nsi...86.dll
windows10-2004-x64
3Cloud-Web_2_86.dll
windows7-x64
6Cloud-Web_2_86.dll
windows10-2004-x64
6Cloud-Web_2_86.dll
windows7-x64
6Cloud-Web_2_86.dll
windows10-2004-x64
6Cloud-Web_...86.dll
windows7-x64
1Cloud-Web_...86.dll
windows10-2004-x64
1Cloud-Web_...86.dll
windows7-x64
1Cloud-Web_...86.dll
windows10-2004-x64
1Cloud-Web_...86.dll
windows7-x64
1Cloud-Web_...86.dll
windows10-2004-x64
3Cloud-Web_...86.dll
windows7-x64
1Cloud-Web_...86.dll
windows10-2004-x64
3Cloud-Web_run.exe
windows7-x64
6Cloud-Web_run.exe
windows10-2004-x64
6Cloud-Web_run.exe
windows7-x64
6Cloud-Web_run.exe
windows10-2004-x64
6Cloud-Web_tb_2_86.dll
windows7-x64
1Cloud-Web_tb_2_86.dll
windows10-2004-x64
1Cloud-Web_tb_2_86.dll
windows7-x64
1Cloud-Web_tb_2_86.dll
windows10-2004-x64
1cloudidsvc.exe
windows7-x64
1cloudidsvc.exe
windows10-2004-x64
1Analysis
-
max time kernel
121s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
15/04/2024, 20:11
Static task
static1
Behavioral task
behavioral1
Sample
f1d4115609ebdba98586dbcadd5cfd27_JaffaCakes118.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
f1d4115609ebdba98586dbcadd5cfd27_JaffaCakes118.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/newadvsplash.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/newadvsplash.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral9
Sample
$TEMP/~nsis/Cloud-Web_nad_2_86.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$TEMP/~nsis/Cloud-Web_nad_2_86.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral11
Sample
Cloud-Web_2_86.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Cloud-Web_2_86.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral13
Sample
Cloud-Web_2_86.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
Cloud-Web_2_86.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral15
Sample
Cloud-Web_mime_2_86.dll
Resource
win7-20240319-en
Behavioral task
behavioral16
Sample
Cloud-Web_mime_2_86.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
Cloud-Web_mime_2_86.dll
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
Cloud-Web_mime_2_86.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral19
Sample
Cloud-Web_nad_2_86.dll
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
Cloud-Web_nad_2_86.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral21
Sample
Cloud-Web_nad_2_86.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
Cloud-Web_nad_2_86.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral23
Sample
Cloud-Web_run.exe
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
Cloud-Web_run.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral25
Sample
Cloud-Web_run.exe
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
Cloud-Web_run.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral27
Sample
Cloud-Web_tb_2_86.dll
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
Cloud-Web_tb_2_86.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral29
Sample
Cloud-Web_tb_2_86.dll
Resource
win7-20240319-en
Behavioral task
behavioral30
Sample
Cloud-Web_tb_2_86.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral31
Sample
cloudidsvc.exe
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
cloudidsvc.exe
Resource
win10v2004-20240412-en
General
-
Target
Cloud-Web_2_86.dll
-
Size
123KB
-
MD5
f5e11bef483ed3b0c2436099a61b090b
-
SHA1
fbf8fb0a380d69ab83365a0f9dfb9d6aa89ca0c8
-
SHA256
02ff072273315997902c1aaa97d111d99e75bc4624e9b2a3f801d469d9a6bf3f
-
SHA512
9d7ebcc4e7a6cc3049b90a30d9ab1c7dc23307c4050b79b4de7cb407130424a49222e9ceefd09016f74e7306b87f164c6d91b8adb9367b01eefe91005b24f5f9
-
SSDEEP
3072:hNG0ZeC/azzmWxd/mZQA31L46eqtJGrCclno:PtzyKYJmmA7eRr4
Malware Config
Signatures
-
Installs/modifies Browser Helper Object 2 TTPs 2 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\ = "CloudExs40004APIClass Helper" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE} regsvr32.exe -
Modifies registry class 48 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass\CurVer\ = "CloudExs40004BHO.CloudExs40004APIClass.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.application\sid = "MzQ2QzIxMzQtQzVBQy1CNWY5LTZGOEYtQjhGNDAzNUVGRkZF" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass.1\ = "CloudExs40004APIClass Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass\ = "CloudExs40004APIClass Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\ProgID\ = "CloudExs40004BHO.CloudExs40004APIClass.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\TypeLib\ = "{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0\ = "CloudExs40004APIClass 1.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\ = "ICloudExs40004API" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass.1\CLSID\ = "{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cloud-Web_2_86.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.application regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass\CLSID\ = "{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cloud-Web_2_86.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\ = "ICloudExs40004API" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\TypeLib\ = "{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CloudExs40004BHO.CloudExs40004APIClass.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\ = "CloudWeb Web3.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\VersionIndependentProgID\ = "CloudExs40004BHO.CloudExs40004APIClass" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{346C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}\TypeLib\ = "{246C2134-C5AC-B5f9-6F8F-B8F4035EFFFE}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{246C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{146C2134-C5AC-B5F9-6F8F-B8F4035EFFFE}\TypeLib regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2512 wrote to memory of 2724 2512 regsvr32.exe 28 PID 2512 wrote to memory of 2724 2512 regsvr32.exe 28 PID 2512 wrote to memory of 2724 2512 regsvr32.exe 28 PID 2512 wrote to memory of 2724 2512 regsvr32.exe 28 PID 2512 wrote to memory of 2724 2512 regsvr32.exe 28 PID 2512 wrote to memory of 2724 2512 regsvr32.exe 28 PID 2512 wrote to memory of 2724 2512 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\Cloud-Web_2_86.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\Cloud-Web_2_86.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2724
-