5d316a505eec6fa683d1a75b8c91eb332fd042ecf7f43da7ea1134b137570d0d

Analysis

max time kernel
108s
max time network
36s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 22:09

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General

Target

5d316a505eec6fa683d1a75b8c91eb332fd042ecf7f43da7ea1134b137570d0d.dll
Size

148KB
MD5

47ebcc75b00830c65597d69287b07a00
SHA1

3ed9159c366e6d10a9231cba045a700a18107c24
SHA256

5d316a505eec6fa683d1a75b8c91eb332fd042ecf7f43da7ea1134b137570d0d
SHA512

6c304288cceb0103edd3160a8c1552fe2b4dc5bcda65daf0991e0433dd270db28cda469ad4e06a8a5ecc1d4fb191058fd76602de877e4db63a7469a64b1cbb85
SSDEEP

1536:yQf11MeRl7KJYciD2cT4qIxFvvlzwLrOFpRVrI2ENqZF0uBggQyccxqNoJRhUiF9:ym1uHwcHv63Or3r/FQyccYoJRiseze

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 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\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\ = "IBhoLock"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0\ = "BHOLOCKER 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock\CLSID\ = "{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock\CurVer\ = "BHOLOCKER.BhoLock.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\ = "IBhoLock"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock\ = "BhoLock Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\VersionIndependentProgID\ = "BHOLOCKER.BhoLock"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\ProgID\ = "BHOLOCKER.BhoLock.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock.1\CLSID\ = "{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\TypeLib\ = "{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5d316a505eec6fa683d1a75b8c91eb332fd042ecf7f43da7ea1134b137570d0d.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock.1\ = "BhoLock Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHOLOCKER.BhoLock	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5d316a505eec6fa683d1a75b8c91eb332fd042ecf7f43da7ea1134b137570d0d.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\TypeLib\ = "{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE966A4A-CA47-4BEB-B4F2-A1181237D512}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\ = "BhoLock Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{244AE512-A46A-4BEF-AAB7-1D9FFD3AB1F5}\TypeLib\ = "{D30380A7-B720-4DCF-ACE4-2B99B3CB4D34}"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 1100	1996	regsvr32.exe	28
PID 1996 wrote to memory of 1100	1996	regsvr32.exe	28
PID 1996 wrote to memory of 1100	1996	regsvr32.exe	28
PID 1996 wrote to memory of 1100	1996	regsvr32.exe	28
PID 1996 wrote to memory of 1100	1996	regsvr32.exe	28
PID 1996 wrote to memory of 1100	1996	regsvr32.exe	28
PID 1996 wrote to memory of 1100	1996	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5d316a505eec6fa683d1a75b8c91eb332fd042ecf7f43da7ea1134b137570d0d.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\5d316a505eec6fa683d1a75b8c91eb332fd042ecf7f43da7ea1134b137570d0d.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1100

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

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Downloads

memory/1100-56-0x00000000763A1000-0x00000000763A3000-memory.dmp

Filesize
8KB

Download
memory/1996-54-0x000007FEFC361000-0x000007FEFC363000-memory.dmp

Filesize
8KB

Download