5e5fddeb89e6eb584b359d64f4a31500c857ecf5f40d3c9852edf14ecc4b80df

General

Target

5e5fddeb89e6eb584b359d64f4a31500c857ecf5f40d3c9852edf14ecc4b80df.dll
Size

26KB
MD5

a3a71f7ab30e29aa3b35e25737660219
SHA1

df94f425cb83cb7227dd68f1a8f965fef343935c
SHA256

5e5fddeb89e6eb584b359d64f4a31500c857ecf5f40d3c9852edf14ecc4b80df
SHA512

d03d0024245ba63b2cc5e4abbf9fd652d9a94f03dbedf9e3b592df2a8cf5b9c9f6d631c18af5a6453f24f884a7e03bc81330cbb706e1541038b1da418ca4d44e

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs
BHOs are DLL modules which act as plugins for Internet Explorer.
stealer adware

Modify Registry
T1112

Browser Extensions
T1176

Modifies registry class 60 IoCs

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5e5fddeb89e6eb584b359d64f4a31500c857ecf5f40d3c9852edf14ecc4b80df.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5E5FDD~1.DLL"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho\CurVer\ = "BhoNew.Bho.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\VersionIndependentProgID\ = "BhoNew.Bho"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\TypeLib\ = "{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\ = "IBho"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\ = "_IBhoEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho.1\CLSID\ = "{1C1B8A44-61FE-411E-8F33-813A4E2E2984}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\ = "IBho"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\TypeLib\ = "{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0\ = "Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\TypeLib\ = "{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\ = "_IBhoEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho\ = "AVG Safe Search"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\TypeLib\ = "{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\ProgID\ = "BhoNew.Bho.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho\CLSID\ = "{1C1B8A44-61FE-411E-8F33-813A4E2E2984}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\ = "AVG Safe Search"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4937D5D1-2039-409A-BD83-FEC9B39B2356}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CAF9D798-C659-4B9B-8E19-EE27C3D04EE7}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoNew.Bho.1\ = "AVG Safe Search"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1C1B8A44-61FE-411E-8F33-813A4E2E2984}\TypeLib\ = "{15C7D7AD-A87A-4C0D-9D8B-637FCD3488EF}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 996 wrote to memory of 2000	996	regsvr32.exe	regsvr32.exe
PID 996 wrote to memory of 2000	996	regsvr32.exe	regsvr32.exe
PID 996 wrote to memory of 2000	996	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5e5fddeb89e6eb584b359d64f4a31500c857ecf5f40d3c9852edf14ecc4b80df.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:996

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\5e5fddeb89e6eb584b359d64f4a31500c857ecf5f40d3c9852edf14ecc4b80df.dll
2⤵
- Modifies registry class
PID:2000

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2000-124-0x0000000000000000-mapping.dmp

Download

Analysis

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