be78e28cae1d5d9a3e0a3b114fc4d6fdcebf118f428fa321e6a1448b7c90e525

Analysis

max time kernel
184s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23/11/2022, 22:07

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General

Target

be78e28cae1d5d9a3e0a3b114fc4d6fdcebf118f428fa321e6a1448b7c90e525.dll
Size

276KB
MD5

16bf8882a34915bff18b1c56d82c44f0
SHA1

22a4c862d994671b9ac8097e9f0bed03482bbf5a
SHA256

be78e28cae1d5d9a3e0a3b114fc4d6fdcebf118f428fa321e6a1448b7c90e525
SHA512

db7fcf3eaa6c9fbb8b6b08c71b91334b4ad0c52501aea7c5a99061aa5cabe9e09b6f63438fa5b9abe8ef8f51e50d9d34777ffcc4e592cd7427d10722f8f67389
SSDEEP

6144:12TKP5ukFs45Oi5GDVNlImCXDFJkGnTB+yGJ:130f4sVNOkGnTI

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\{F02FABCB-92DD-475A-98AF-14217BD50746}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{F02FABCB-92DD-475A-98AF-14217BD50746}\ = "Gamevance Text"	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker\CurVer\ = "GamevanceText.Linker.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\VersionIndependentProgID\ = "GamevanceText.Linker"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\GamevanceText.DLL	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\be78e28cae1d5d9a3e0a3b114fc4d6fdcebf118f428fa321e6a1448b7c90e525.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\ = "ILinker"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{DA9263D2-6589-49E7-8AFF-5E9B01C12F5C}\ = "GamevanceText"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\ = "ILinker"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker\CLSID\ = "{F02FABCB-92DD-475A-98AF-14217BD50746}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\ = "_ILinkerEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\TypeLib\ = "{B0F8BCAB-09BF-4103-9D46-AD55988990E1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\ = "_ILinkerEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\ = "Gamevance class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker.1\ = "Gamevance class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\GamevanceText.DLL\AppID = "{DA9263D2-6589-49E7-8AFF-5E9B01C12F5C}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\TypeLib\ = "{B0F8BCAB-09BF-4103-9D46-AD55988990E1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker.1\CLSID\ = "{F02FABCB-92DD-475A-98AF-14217BD50746}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker\ = "Gamevance class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\be78e28cae1d5d9a3e0a3b114fc4d6fdcebf118f428fa321e6a1448b7c90e525.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\TypeLib\ = "{B0F8BCAB-09BF-4103-9D46-AD55988990E1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B0F8BCAB-09BF-4103-9D46-AD55988990E1}\1.0\ = "GamevanceText 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\TypeLib\ = "{B0F8BCAB-09BF-4103-9D46-AD55988990E1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E46C1720-2B1B-429B-8600-A96A39F981BB}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{DA9263D2-6589-49E7-8AFF-5E9B01C12F5C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F02FABCB-92DD-475A-98AF-14217BD50746}\ProgID\ = "GamevanceText.Linker.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{243361A8-3697-4811-A74B-1BE379CAA00E}\TypeLib\ = "{B0F8BCAB-09BF-4103-9D46-AD55988990E1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\GamevanceText.Linker	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 4752	2516	regsvr32.exe	79
PID 2516 wrote to memory of 4752	2516	regsvr32.exe	79
PID 2516 wrote to memory of 4752	2516	regsvr32.exe	79

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\be78e28cae1d5d9a3e0a3b114fc4d6fdcebf118f428fa321e6a1448b7c90e525.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\be78e28cae1d5d9a3e0a3b114fc4d6fdcebf118f428fa321e6a1448b7c90e525.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4752

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

Windows 7 deprecation

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