eb40f8017e4e96c12878d2fa338f63c8ede67a98d0cb06e359beef7adeef9315

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
13-01-2024 10:56

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General

Target

CloudBoxShellExt.dll
Size

286KB
MD5

c5e4c731e3624e964e82beb1922aed76
SHA1

0d4205a902fedbd4458f04bc34229f08f1fbaec7
SHA256

f3858b44c8bd69bf5e06d6a58f918947b477afcadb9d977b845b83cfa6e5e672
SHA512

511aeeb807f1f2655fb77b72aac578d135ef6085b34af602a45b5b51d42cbaede3bb3d4ee46af2652e4fc15022c5a627b016cc0ea01b4c1d716017fc8501e7a9
SSDEEP

3072:qaPZXPoUu1T9hqJidF7AhWIqWh5I36hHkrJ9GRl9n5WVhQHyCJgNcLQd9ZVpE:lXPy1T9hF7AoIqc5AE09KWhsQbC

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{74241E43-D896-4FE2-B808-B1E6DB402C66}\TypeLib\ = "{690CAB91-4002-4D57-8F98-4455025E60F1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3656080-7697-4DDB-A3A0-9F993CAFA3AC}\VersionIndependentProgID\ = "CloudBoxShellExt.FullSynchronized"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{690CAB91-4002-4D57-8F98-4455025E60F1}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{10EC9E3B-3BE2-42E6-8686-3498DF95BE1C}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{74241E43-D896-4FE2-B808-B1E6DB402C66}\ = "INotLatestVersion"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3656080-7697-4DDB-A3A0-9F993CAFA3AC}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CloudBoxShellExt.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3656080-7697-4DDB-A3A0-9F993CAFA3AC}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E917100D-C37D-41AB-BC31-A0F32F2EFADF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81D1D71B-9B1F-4A13-9EA9-F2A65AE05D08}\VersionIndependentProgID\ = "CloudBoxShellExt.Over2M"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81D1D71B-9B1F-4A13-9EA9-F2A65AE05D08}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CloudBoxShellExt.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{74241E43-D896-4FE2-B808-B1E6DB402C66}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B70A1B51-7E45-4B3D-85FE-2294E7ACEC19}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7206C2AB-9FD1-49C6-8CD0-D3DB4C1896DA}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.ContextMenuHandler	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.ContextMenuHandler\CLSID\ = "{3B8E6070-C84F-4F65-821D-AE7CC8AFFE49}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3656080-7697-4DDB-A3A0-9F993CAFA3AC}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.NotLatestVersion.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.RootDirDisp.1\ = "RootDirDisp Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{10EC9E3B-3BE2-42E6-8686-3498DF95BE1C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{74241E43-D896-4FE2-B808-B1E6DB402C66}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{16ABBED9-C78F-4FF0-8E38-2EA09679E499}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.FullSynchronized.1\ = "FullSynchronized Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7206C2AB-9FD1-49C6-8CD0-D3DB4C1896DA}\TypeLib\ = "{}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{10EC9E3B-3BE2-42E6-8686-3498DF95BE1C}\ = "IFullSynchronized"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.Over2M\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7206C2AB-9FD1-49C6-8CD0-D3DB4C1896DA}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B70A1B51-7E45-4B3D-85FE-2294E7ACEC19}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E917100D-C37D-41AB-BC31-A0F32F2EFADF}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7F4B9EF9-E13E-430C-9F1A-5621011438B9}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81D1D71B-9B1F-4A13-9EA9-F2A65AE05D08}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.RootDirDisp\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B70A1B51-7E45-4B3D-85FE-2294E7ACEC19}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{74241E43-D896-4FE2-B808-B1E6DB402C66}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\CloudBoxContextMenu	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7F4B9EF9-E13E-430C-9F1A-5621011438B9}\TypeLib\ = "{690CAB91-4002-4D57-8F98-4455025E60F1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E917100D-C37D-41AB-BC31-A0F32F2EFADF}\ = "IRootDirDisp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3656080-7697-4DDB-A3A0-9F993CAFA3AC}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.NotLatestVersion\ = "NotLatestVersion Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81D1D71B-9B1F-4A13-9EA9-F2A65AE05D08}\ProgID\ = "CloudBoxShellExt.Over2M.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7206C2AB-9FD1-49C6-8CD0-D3DB4C1896DA}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CloudBoxShellExt.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3B8E6070-C84F-4F65-821D-AE7CC8AFFE49}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3656080-7697-4DDB-A3A0-9F993CAFA3AC}\ = "FullSynchronized Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7F4B9EF9-E13E-430C-9F1A-5621011438B9}\VersionIndependentProgID\ = "CloudBoxShellExt.NotLatestVersion"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.RootDirDisp\ = "RootDirDisp Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.ContextMenuHandler\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3B8E6070-C84F-4F65-821D-AE7CC8AFFE49}\TypeLib\ = "{690CAB91-4002-4D57-8F98-4455025E60F1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{10EC9E3B-3BE2-42E6-8686-3498DF95BE1C}\TypeLib\ = "{690CAB91-4002-4D57-8F98-4455025E60F1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7F4B9EF9-E13E-430C-9F1A-5621011438B9}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{10EC9E3B-3BE2-42E6-8686-3498DF95BE1C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3656080-7697-4DDB-A3A0-9F993CAFA3AC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{690CAB91-4002-4D57-8F98-4455025E60F1}\1.0\ = "CloudBoxShellExt 1.0 ÀàÐÍ¿â"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.FullSynchronized\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.RootDirDisp.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD6406B8-6BC6-4E46-9275-16F10352519C}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B70A1B51-7E45-4B3D-85FE-2294E7ACEC19}\TypeLib\ = "{690CAB91-4002-4D57-8F98-4455025E60F1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3656080-7697-4DDB-A3A0-9F993CAFA3AC}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7F4B9EF9-E13E-430C-9F1A-5621011438B9}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{10EC9E3B-3BE2-42E6-8686-3498DF95BE1C}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E917100D-C37D-41AB-BC31-A0F32F2EFADF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B70A1B51-7E45-4B3D-85FE-2294E7ACEC19}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{16ABBED9-C78F-4FF0-8E38-2EA09679E499}\ = "CloudBoxShellExt"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.ContextMenuHandler.1\CLSID\ = "{3B8E6070-C84F-4F65-821D-AE7CC8AFFE49}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudBoxShellExt.RootDirDisp\CLSID\ = "{7206C2AB-9FD1-49C6-8CD0-D3DB4C1896DA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{690CAB91-4002-4D57-8F98-4455025E60F1}\1.0\FLAGS\ = "0"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2232	2220	regsvr32.exe	28
PID 2220 wrote to memory of 2232	2220	regsvr32.exe	28
PID 2220 wrote to memory of 2232	2220	regsvr32.exe	28
PID 2220 wrote to memory of 2232	2220	regsvr32.exe	28
PID 2220 wrote to memory of 2232	2220	regsvr32.exe	28
PID 2220 wrote to memory of 2232	2220	regsvr32.exe	28
PID 2220 wrote to memory of 2232	2220	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\CloudBoxShellExt.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\CloudBoxShellExt.dll
  2⤵
  - Modifies registry class
  PID:2232

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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