ee36bb96687d89fa665480f524416d7c7f4e803b93fd21427be229271e7f35e7

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 00:55

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General

Target

ee36bb96687d89fa665480f524416d7c7f4e803b93fd21427be229271e7f35e7.dll
Size

174KB
MD5

f342ddc27511ab80a2a4a026eaaa12a0
SHA1

64f634bd8bb126d621022b29fa63b752fdf02f59
SHA256

ee36bb96687d89fa665480f524416d7c7f4e803b93fd21427be229271e7f35e7
SHA512

67a6ad3a914fa666990a2c18e4cf09308d4d97393b8fa72ba0ae2089f7f07c7fdad673c0f8ab78b477d12cf3c98fc47e58930918a77b62a21b1654eecdfbc91c
SSDEEP

1536:Cy7tou9luzgD2P0buBULBVnL5/IqHPxv9RYV4cJH4tB8y4CM46t1yvrFj:Cy6wx2P0CBULB9LXEX1yvrx

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\{E5E1A762-22F1-4E83-9E63-4836242375E1}	regsvr32.exe

Modifies registry class 42 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	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\{E5E1A762-22F1-4E83-9E63-4836242375E1}\ = "IEHlprObj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}\ProgID\ = "IEHlprObj.IEHlprObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\ = "IEHlprObj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}\VersionIndependentProgID\ = "IEHlprObj.IEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj.1\CLSID\ = "{E5E1A762-22F1-4E83-9E63-4836242375E1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0\ = "IEHelper 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\TypeLib\ = "{E5E1A768-22F1-4E83-9E63-4836242375E1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ee36bb96687d89fa665480f524416d7c7f4e803b93fd21427be229271e7f35e7.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\TypeLib\ = "{E5E1A768-22F1-4E83-9E63-4836242375E1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E5E1A768-22F1-4E83-9E63-4836242375E1}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHlprObj.IEHlprObj\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ee36bb96687d89fa665480f524416d7c7f4e803b93fd21427be229271e7f35e7.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E5E1A762-22F1-4E83-9E63-4836242375E1}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E5E1A761-22F1-4E83-9E63-4836242375E1}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1172	regsvr32.exe
1172	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1356 wrote to memory of 1172	1356	regsvr32.exe	28
PID 1356 wrote to memory of 1172	1356	regsvr32.exe	28
PID 1356 wrote to memory of 1172	1356	regsvr32.exe	28
PID 1356 wrote to memory of 1172	1356	regsvr32.exe	28
PID 1356 wrote to memory of 1172	1356	regsvr32.exe	28
PID 1356 wrote to memory of 1172	1356	regsvr32.exe	28
PID 1356 wrote to memory of 1172	1356	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ee36bb96687d89fa665480f524416d7c7f4e803b93fd21427be229271e7f35e7.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1356
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ee36bb96687d89fa665480f524416d7c7f4e803b93fd21427be229271e7f35e7.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  PID:1172

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

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Downloads

memory/1172-56-0x0000000076711000-0x0000000076713000-memory.dmp

Filesize
8KB

Download
memory/1356-54-0x000007FEFC581000-0x000007FEFC583000-memory.dmp

Filesize
8KB

Download