1e01557c543f9a20cec272597faba9cba0e9025b1ea45e57a52f70cd2b9f01d3

Analysis

max time kernel
138s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
25-02-2024 10:31

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General

Target

a38e52e24025ccd0eb166b0c113487df.dll
Size

88KB
MD5

a38e52e24025ccd0eb166b0c113487df
SHA1

858003c60e670c9ad26aedf4c0ac903f9b1b2a36
SHA256

1e01557c543f9a20cec272597faba9cba0e9025b1ea45e57a52f70cd2b9f01d3
SHA512

5014588abc516efecb5884f140a1d8681f72f782bfde20569160898a1bba70bdb3ba40b03b2249e3b81e4554657ca5b0812302743e692266a4ecc1cf9a540b75
SSDEEP

1536:lLaU5Zlbotc+iZQayFNQOKBX8qzKDTJKbrzEZdcoGafMkKZQaTf/0VCc3O:l2ql7DyzQOsiDTm6Hnx8p2l3

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4520-0-0x0000000010000000-0x0000000010049000-memory.dmp	upx
behavioral2/memory/4520-1-0x0000000010000000-0x0000000010049000-memory.dmp	upx

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4282654852"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4875050"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31090645"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31090645"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4269843128"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Toolbar	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31090645"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31090646"	IEXPLORE.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Toolbar\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "415622120"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "0"	regsvr32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{28C6EBDD-D3C9-11EE-86F4-4A39658E3BB8} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4269998610"	iexplore.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\TypeLib\ = "{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj\CurVer\ = "Ysb.YsbObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a38e52e24025ccd0eb166b0c113487df.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4F8A-AA55-30386A3F5686}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\TypeLib\ = "{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\ = "YourSiteBar"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4F8A-AA55-30386A3F5686}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\TypeLib\ = "{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj.1\CLSID\ = "{86227D9C-0EFE-4f8a-AA55-30386A3F5686}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0\ = "Ysb 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\ = "IContextItem"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4F8A-AA55-30386A3F5686}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\ = "IYsbObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\ProgID\ = "Ysb.YsbObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\TypeLib\ = "{86227D9C-0EFE-4f8a-AA55-30386A3F5686}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj\CLSID\ = "{86227D9C-0EFE-4f8a-AA55-30386A3F5686}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\VersionIndependentProgID\ = "Ysb.YsbObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\ = "IContextItem"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj.1\ = "YourSiteBar"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj\ = "YourSiteBar"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Ysb.YsbObj\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4f8a-AA55-30386A3F5686}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a38e52e24025ccd0eb166b0c113487df.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\ = "IYsbObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{86227D9C-0EFE-4F8A-AA55-30386A3F5686}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{03B800F9-2536-4441-8CDA-2A3E6D15B4F8}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DFBCC1EB-B149-487E-80C1-CC1562021542}\TypeLib\ = "{4EE12B71-AA5E-45EC-8666-2DB3AD3FDF44}"	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2864	iexplore.exe
2864	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2864	iexplore.exe
2864	iexplore.exe
4896	IEXPLORE.EXE
4896	IEXPLORE.EXE
2864	iexplore.exe
2864	iexplore.exe
1160	IEXPLORE.EXE
1160	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4192 wrote to memory of 4520	4192	regsvr32.exe	86
PID 4192 wrote to memory of 4520	4192	regsvr32.exe	86
PID 4192 wrote to memory of 4520	4192	regsvr32.exe	86
PID 2864 wrote to memory of 4896	2864	iexplore.exe	91
PID 2864 wrote to memory of 4896	2864	iexplore.exe	91
PID 2864 wrote to memory of 4896	2864	iexplore.exe	91
PID 2864 wrote to memory of 1160	2864	iexplore.exe	92
PID 2864 wrote to memory of 1160	2864	iexplore.exe	92
PID 2864 wrote to memory of 1160	2864	iexplore.exe	92

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a38e52e24025ccd0eb166b0c113487df.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4192
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\a38e52e24025ccd0eb166b0c113487df.dll
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:4520

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:3196

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2864 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4896
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2864 CREDAT:82948 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\MN7N7EX1\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/4520-0-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/4520-1-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download