2f14f9b66d7054613c2e84f70d04fd5cdb3b2c99ec7f72d14123feffcf6a8808

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13/07/2024, 19:02

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General

Target

Cloud-Web_tb_2_86.dll
Size

127KB
MD5

2f476c794155a6d41487ab48ca6091a8
SHA1

999d2036b8e6b4fb75db915e8fcd1447652c6816
SHA256

25fcf3cb6a01fa879cd8153ce826564505967049e9a66811c972a8384e320092
SHA512

f7c82513dcc6d6f09e0d7b634f2ff8d5fe6864fce05729a807a82150fb196666a355c19f01657a8628b3592d3d15c93dfe7ffee78816e9cfa441b52c4f47f91c
SSDEEP

3072:4csRZq+GIN/GR/7gkdIIZnZDNtni/psYSxs9Dqtnq:DH9geR/7wIP0mxs92M

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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 2380	1940	regsvr32.exe	30
PID 1940 wrote to memory of 2380	1940	regsvr32.exe	30
PID 1940 wrote to memory of 2380	1940	regsvr32.exe	30
PID 1940 wrote to memory of 2380	1940	regsvr32.exe	30
PID 1940 wrote to memory of 2380	1940	regsvr32.exe	30
PID 1940 wrote to memory of 2380	1940	regsvr32.exe	30
PID 1940 wrote to memory of 2380	1940	regsvr32.exe	30

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:1940
- 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:2380

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/2380-0-0x0000000000280000-0x000000000030D000-memory.dmp

Filesize
564KB

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