2f0ea88279a54e8ebf9beabd8e231b3e7e3e4ca4b6218868b58e72e9dccd2208

Analysis

max time kernel
135s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
04/07/2024, 02:19

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General

Target

EasyOn.dll
Size

130KB
MD5

4183f9464080d3aa793fcabcf275430c
SHA1

1f6765b478c8cd80750ea6c42fe1c568eb3e11c4
SHA256

f8560197277aa28a325d83e480735ac150803f350eee7b3cfa251567ad91ea5a
SHA512

cf21f04303519975ea0bd7fdf7dbe8d9afc7afc77729f398dabacbccae359ea2ad1d38446ef3610f5e5851319c0b82fc0791e210c8c60928598c3f1735dba5a6
SSDEEP

1536:c4aQcXVBfF77Z4iDaduE6xgYd1mTxlBKhMHrwMHyZLoe2rMnnPHqAUYif5abE:GVPrDaduE6xdIVlOrrZLjlnPK5YifoQ

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\{1CE681DC-1190-40EF-85A9-ADE47098CF51}	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Main\TabProcGrowth = "0"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\TabProcGrowth = "0"	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\Implemented Categories\{00021493-0000-0000-C000-000000000046}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper.1\CLSID\ = "{1CE681DC-1190-40EF-85A9-ADE47098CF51}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CE681DC-1190-40EF-85A9-ADE47098CF51}\ProgID\ = "EasyOn.BandHelper.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\EasyOn.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\TypeLib\ = "{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B32ACA33-EA72-4757-A8CF-EFAE06B218EB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B32ACA33-EA72-4757-A8CF-EFAE06B218EB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\VersionIndependentProgID\ = "EasyOn.SideBand"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CE681DC-1190-40EF-85A9-ADE47098CF51}\ = "EasyOnHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B32ACA33-EA72-4757-A8CF-EFAE06B218EB}\TypeLib\ = "{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper\CurVer\ = "EasyOn.BandHelper.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CE681DC-1190-40EF-85A9-ADE47098CF51}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CE681DC-1190-40EF-85A9-ADE47098CF51}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CE681DC-1190-40EF-85A9-ADE47098CF51}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CE681DC-1190-40EF-85A9-ADE47098CF51}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\EasyOn.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand\CLSID\ = "{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CE681DC-1190-40EF-85A9-ADE47098CF51}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand.1\CLSID\ = "{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand\ = "SideBand Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\ = "EasyOn"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B32ACA33-EA72-4757-A8CF-EFAE06B218EB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B32ACA33-EA72-4757-A8CF-EFAE06B218EB}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper\ = "BandHelper Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}\1.0\ = "EasyOn 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CE681DC-1190-40EF-85A9-ADE47098CF51}\VersionIndependentProgID\ = "EasyOn.BandHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\ = "ISideBand"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B32ACA33-EA72-4757-A8CF-EFAE06B218EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B32ACA33-EA72-4757-A8CF-EFAE06B218EB}\TypeLib\ = "{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand\CurVer\ = "EasyOn.SideBand.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\EasyOn.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\ = "ISideBand"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.SideBand.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B32ACA33-EA72-4757-A8CF-EFAE06B218EB}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\TypeLib\ = "{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper.1\ = "BandHelper Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51A6FBA6-21E1-44B9-8998-5E886EB3E74F}\ProgID\ = "EasyOn.SideBand.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\EasyOn.BandHelper\CLSID\ = "{1CE681DC-1190-40EF-85A9-ADE47098CF51}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5740EFD7-04A6-4FEB-AA0F-E5F2BA962DB0}\TypeLib\ = "{9EC01A8D-1377-4F63-89D8-AE6CD3E43C32}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 728 wrote to memory of 5096	728	regsvr32.exe	83
PID 728 wrote to memory of 5096	728	regsvr32.exe	83
PID 728 wrote to memory of 5096	728	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\EasyOn.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:728
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\EasyOn.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:5096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads