b427b3bd686f499fe0cc55f9f659627a7bf3fe7d17b70422ac7470d38ea54ef7

Analysis

max time kernel
47s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
02/12/2022, 23:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b427b3bd686f499fe0cc55f9f659627a7bf3fe7d17b70422ac7470d38ea54ef7.dll
Size

220KB
MD5

ed922c527e4ca7501591a7e33c9b5202
SHA1

ae2d02bec6f70cb9e384f03db285c7b91d443e05
SHA256

b427b3bd686f499fe0cc55f9f659627a7bf3fe7d17b70422ac7470d38ea54ef7
SHA512

924af489b30e47f94c63b6bb6ac0a0da34f9ac4f8f627442cf285bd684d0c2caf19b708cb8c669776a936180523c9be2f2e19a82142b95c418830c4dfccf47a6
SSDEEP

6144:/4PwJrV/Wdy8X0cwR1kmwZjBCDJTB5RASUu:gPorV/Wdyk0cW1knZSTLR

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\{7370F91F-6994-4595-9949-601FA2261C8D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{7370F91F-6994-4595-9949-601FA2261C8D}\ = "Gamevance Text"	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{99778291-0DDA-4E7B-8DB4-762A3A1A5976}\ = "Gamevance"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker.1\ = "Gamevance Text"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker\CLSID\ = "{7370F91F-6994-4595-9949-601FA2261C8D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b427b3bd686f499fe0cc55f9f659627a7bf3fe7d17b70422ac7470d38ea54ef7.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\ = "_ILinkerEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b427b3bd686f499fe0cc55f9f659627a7bf3fe7d17b70422ac7470d38ea54ef7.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\TypeLib\ = "{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\ = "Gamevance Text"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker\ = "Gamevance Text"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\ProgID\ = "Gamevance.Linker.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\VersionIndependentProgID\ = "Gamevance.Linker"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\ = "ILinker"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker.1\CLSID\ = "{7370F91F-6994-4595-9949-601FA2261C8D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\TypeLib\ = "{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{99778291-0DDA-4E7B-8DB4-762A3A1A5976}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\gvtl.dll	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\AppID = "{99778291-0DDA-4E7B-8DB4-762A3A1A5976}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\TypeLib\ = "{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\TypeLib\ = "{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\gvtl.dll\AppID = "{99778291-0DDA-4E7B-8DB4-762A3A1A5976}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0\ = "TextLinks 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\ = "ILinker"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A851C98A-6136-4B02-9EC7-22AAF33E7B97}\ = "_ILinkerEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DA4B6A86-82E7-4A9E-ABB9-3B225BC214A4}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gamevance.Linker\CurVer\ = "Gamevance.Linker.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1D22E9E4-F771-4B8D-AA68-BA04E8980E07}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7370F91F-6994-4595-9949-601FA2261C8D}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 824	1380	regsvr32.exe	27
PID 1380 wrote to memory of 824	1380	regsvr32.exe	27
PID 1380 wrote to memory of 824	1380	regsvr32.exe	27
PID 1380 wrote to memory of 824	1380	regsvr32.exe	27
PID 1380 wrote to memory of 824	1380	regsvr32.exe	27
PID 1380 wrote to memory of 824	1380	regsvr32.exe	27
PID 1380 wrote to memory of 824	1380	regsvr32.exe	27

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b427b3bd686f499fe0cc55f9f659627a7bf3fe7d17b70422ac7470d38ea54ef7.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\b427b3bd686f499fe0cc55f9f659627a7bf3fe7d17b70422ac7470d38ea54ef7.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:824

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

Loading Replay Monitor...

Downloads

memory/824-56-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download
memory/1380-54-0x000007FEFB8B1000-0x000007FEFB8B3000-memory.dmp

Filesize
8KB

Download