17e6bd02dc8e590a67281eb17f1f5ea9d8c8361383b4086cf0d7a5223fb4794b

General

Target

17e6bd02dc8e590a67281eb17f1f5ea9d8c8361383b4086cf0d7a5223fb4794b.dll
Size

80KB
MD5

9444ecbcf1426f848b55beb0390b1680
SHA1

933d5f549f2ee4a0bdb07264d4192e391e16b14f
SHA256

17e6bd02dc8e590a67281eb17f1f5ea9d8c8361383b4086cf0d7a5223fb4794b
SHA512

65ba88008d1b61a0e9f4b0dcbf315b3b5076fbcdd278773c367e3a41467c4d752aed26ae5f9759fd99461a222d666c205c42e625416098e3608b9551521a6898
SSDEEP

1536:nm5VxYl9zRDnKjpoU9Lj9JW1VyvaES9R+7NfLQ:UfYldR+jRJW1VyhEENTQ

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

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{78A2B082-BD25-4290-B497-D89EA46D541B}	regsvr32.exe

Modifies registry class 42 IoCs

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\ProgID\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\17e6bd02dc8e590a67281eb17f1f5ea9d8c8361383b4086cf0d7a5223fb4794b.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\TypeLib\ = "{78A2B088-BD25-4290-B497-D89EA46D541B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0\ = "IEHelper 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\17e6bd02dc8e590a67281eb17f1f5ea9d8c8361383b4086cf0d7a5223fb4794b.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\TypeLib\ = "{78A2B088-BD25-4290-B497-D89EA46D541B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID\ = "{78A2B082-BD25-4290-B497-D89EA46D541B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\ = "IIEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78A2B088-BD25-4290-B497-D89EA46D541B}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{78A2B081-BD25-4290-B497-D89EA46D541B}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A2B082-BD25-4290-B497-D89EA46D541B}\VersionIndependentProgID\ = "IEHlprObj.IEHlprObj"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

regsvr32.exe

pid process

3248 regsvr32.exe
3248 regsvr32.exe
3248 regsvr32.exe
3248 regsvr32.exe

pid	process
3248	regsvr32.exe
3248	regsvr32.exe
3248	regsvr32.exe
3248	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 3912 wrote to memory of 3248	3912	regsvr32.exe	regsvr32.exe
PID 3912 wrote to memory of 3248	3912	regsvr32.exe	regsvr32.exe
PID 3912 wrote to memory of 3248	3912	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\17e6bd02dc8e590a67281eb17f1f5ea9d8c8361383b4086cf0d7a5223fb4794b.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3912

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\17e6bd02dc8e590a67281eb17f1f5ea9d8c8361383b4086cf0d7a5223fb4794b.dll
2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:3248

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

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Downloads

memory/3248-132-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads