a990c3f49d68d4fa59c91948f939a644cf0fe305c5ead873073c886c4d581de2 | Triage

Analysis

max time kernel
131s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 01:37

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General

Target

ImageOleCtrl.dll
Size

84KB
MD5

efda993c88fd10857f00bcd02804591e
SHA1

fb81319d127f27d0510cb0d20b1bdd4e6b4439d6
SHA256

c330ca135fb622ebf10be269b5895bc9f8dc55de378ea8dfbb59c7ed4b8295b2
SHA512

9f1fa8bd8e17c68a0dedc77380e49334c6fa7364592c89d2e296497687e699c3e24f8b2a6260ebc93ada04fd43d65b1bc8180cfc953e28b710abd030a78240ed
SSDEEP

1536:6aN3A5AVr2Y8V3Zp5co5CFa+Ax5Eghr0OKy8SGaj3a0:nYMr2bZvcoEa+a3QOKx3aLv

Score

1^/10

Malware Config

Signatures

Modifies registry class 5 IoCs

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5B3A481-21E3-4cab-8ABD-3C6A85892AD2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5B3A481-21E3-4cab-8ABD-3C6A85892AD2}\ = "ImageOle class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5B3A481-21E3-4cab-8ABD-3C6A85892AD2}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5B3A481-21E3-4cab-8ABD-3C6A85892AD2}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ImageOleCtrl.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5B3A481-21E3-4cab-8ABD-3C6A85892AD2}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 2944 wrote to memory of 3900	2944	regsvr32.exe	regsvr32.exe
PID 2944 wrote to memory of 3900	2944	regsvr32.exe	regsvr32.exe
PID 2944 wrote to memory of 3900	2944	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ImageOleCtrl.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2944

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ImageOleCtrl.dll
2⤵
- Modifies registry class
PID:3900

Network

MITRE ATT&CK Matrix

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