68c9421df0d104a87d7f4cf5d44bc83e0f767998f32fa9a4c396afca90b5cbe7

Analysis

max time kernel
46s
max time network
51s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
01-12-2022 23:10

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General

Target

68c9421df0d104a87d7f4cf5d44bc83e0f767998f32fa9a4c396afca90b5cbe7.dll
Size

120KB
MD5

d89530600c182c10eecb91a805b25c54
SHA1

9114617e0f6bde197abd5d8c3edcc2e85da263c0
SHA256

68c9421df0d104a87d7f4cf5d44bc83e0f767998f32fa9a4c396afca90b5cbe7
SHA512

49c850b6bef3ded56218be81c426dbedb57af325f2b06eea3a5fe72905b3dea30a792fddbc3241202b91067847fdfbab208871be35d8b979dd912fc9a42c8f7e
SSDEEP

1536:GLQbInUsEkZTZDbpPcI2SLejV1yQhyi7KdS9RXy7ltc:ynUsEkZTZDbpSSw1yQhyDUYk

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}	regsvr32.exe

Modifies registry class 42 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\TypeLib\ = "{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0\ = "IEHelper 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\ProgID\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\68c9421df0d104a87d7f4cf5d44bc83e0f767998f32fa9a4c396afca90b5cbe7.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\68c9421df0d104a87d7f4cf5d44bc83e0f767998f32fa9a4c396afca90b5cbe7.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID\ = "{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{D3AB1BD1-D176-433A-BAE9-C724C2F92A52}\TypeLib\ = "{D3AB1BD8-D176-433A-BAE9-C724C2F92A52}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D3AB1BD2-D176-433A-BAE9-C724C2F92A52}\VersionIndependentProgID\ = "IEHlprObj.IEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1252	regsvr32.exe
1252	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1308 wrote to memory of 1252	1308	regsvr32.exe	27
PID 1308 wrote to memory of 1252	1308	regsvr32.exe	27
PID 1308 wrote to memory of 1252	1308	regsvr32.exe	27
PID 1308 wrote to memory of 1252	1308	regsvr32.exe	27
PID 1308 wrote to memory of 1252	1308	regsvr32.exe	27
PID 1308 wrote to memory of 1252	1308	regsvr32.exe	27
PID 1308 wrote to memory of 1252	1308	regsvr32.exe	27

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\68c9421df0d104a87d7f4cf5d44bc83e0f767998f32fa9a4c396afca90b5cbe7.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1308
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\68c9421df0d104a87d7f4cf5d44bc83e0f767998f32fa9a4c396afca90b5cbe7.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  PID:1252

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

T1176

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/1252-56-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

Filesize
8KB

Download
memory/1308-54-0x000007FEFB651000-0x000007FEFB653000-memory.dmp

Filesize
8KB

Download