d490afb032c42bc292e4544a91bb757f4a21b1af889b0afbde4e30847b394a7a

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
12/07/2024, 18:47

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General

Target

Cloud-Web_tb_2_86.dll
Size

127KB
MD5

2323e058563e10f8cc62f18447dc2044
SHA1

eb9dda4d35b0e84ddeea808e1f1ee8b6ffb1521d
SHA256

e678e99433a683e78eeb73f1e863993478005302ad4925a0a35b07d85c35efcf
SHA512

061a02cd78bcaef3e8690e41cc98a8fd5d18b9f4d659e64610670f1b3c84b7eecda1aa7252b69e16edc2d1368f49f22c37c38bf297c3df7b47ee1052d1fc8618
SSDEEP

3072:8csRZq+GIN/GR/7gkdIIZQZDNt0i/psYSxs9Dqpni:/H9geR/7wIyxmxs92g

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 7 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{0A07354E-A092-490f-9597-BA096721A26D}\ClsidExtension = "{053202B5-4539-4c5a-B531-42C754ABBD41}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{0A07354E-A092-490f-9597-BA096721A26D}\Default Visible = "Yes"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{0A07354E-A092-490f-9597-BA096721A26D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{0A07354E-A092-490f-9597-BA096721A26D}\ButtonText = "Å¬¶ó¿ìµåÀ¥ ¼³Á¤ ½ÇÇà"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{0A07354E-A092-490f-9597-BA096721A26D}\Icon = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cloud-Web_tb_2_86.dll,201"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{0A07354E-A092-490f-9597-BA096721A26D}\HotIcon = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cloud-Web_tb_2_86.dll,202"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{0A07354E-A092-490f-9597-BA096721A26D}\CLSID = "{1FBA04EE-3024-11d2-8F1F-0000F87ABD16}"	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject\ = "CloudToolbarObject Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject\CurVer\ = "CloudToolBar.CloudToolbarObject.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\TypeLib\ = "{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cloud-Web_tb_2_86.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\TypeLib\ = "{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0\ = "CloudToolBar 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cloud-Web_tb_2_86.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\ = "ICloudToolbarObject"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject.1\ = "CloudToolbarObject Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject.1\CLSID\ = "{053202B5-4539-4c5a-B531-42C754ABBD41}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\ProgID\ = "CloudToolBar.CloudToolbarObject.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\VersionIndependentProgID\ = "CloudToolBar.CloudToolbarObject"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject\CLSID\ = "{053202B5-4539-4c5a-B531-42C754ABBD41}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\ = "CloudToolbarObject Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CloudToolBar.CloudToolbarObject\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\ = "ICloudToolbarObject"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{053202B5-4539-4c5a-B531-42C754ABBD41}\TypeLib\ = "{B4DDB057-9EDC-45B5-89A3-8CAD9F265F1E}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D89080BE-5019-4399-96E1-2A0E32AEF599}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 2472	1476	regsvr32.exe	29
PID 1476 wrote to memory of 2472	1476	regsvr32.exe	29
PID 1476 wrote to memory of 2472	1476	regsvr32.exe	29
PID 1476 wrote to memory of 2472	1476	regsvr32.exe	29
PID 1476 wrote to memory of 2472	1476	regsvr32.exe	29
PID 1476 wrote to memory of 2472	1476	regsvr32.exe	29
PID 1476 wrote to memory of 2472	1476	regsvr32.exe	29

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Cloud-Web_tb_2_86.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\Cloud-Web_tb_2_86.dll
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:2472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2472-0-0x0000000000280000-0x000000000030D000-memory.dmp

Filesize
564KB

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