d0e61d25a911824250622ff4b8b7b27360473894b450ad66a22f7160ad2efe92

Analysis

max time kernel
92s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 03:38

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General

Target

TaijiName/oleaut32.dll
Size

538KB
MD5

aaf9270361b3a48bab55b81fd72d7e20
SHA1

b9cf5de9017751532903844206d034a991bdf2e7
SHA256

189d312b698459495688dfb2380b34f34d3bebd3ea98ab3736863a58f3925588
SHA512

678e2739d80de37ead0af4245e68fc245d82c71c81d9a4c66bd38a6ea8c767d13c5065e8d7d0b184101012a09cfd6d21ab80d14b1ccf8b289822261237369198
SSDEEP

12288:r+sNcfS35GSqbuvZiXOXWd6B+vWXf0Im9k1c5q3Etin9N:yNfSYuvZiXOXjB+cL1c5qein9N

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{55272A00-42CB-11CE-8135-00AA004BB851}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{22F55882-280B-11D0-A8A9-00A0C90C2004}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B289-BAB4-101A-B69C-00AA00341D07}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC4801A3-2BA9-11CF-A229-00AA003D7352}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020420-0000-0000-C000-000000000046}\InprocServer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020422-0000-0000-C000-000000000046}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020420-0000-0000-C000-000000000046}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BEF6E002-A874-101A-8BBA-00AA00300CAB}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B287-BAB4-101A-B69C-00AA00341D07}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{00020411-0000-0000-C000-000000000046}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{46763EE0-CAB2-11CE-8C20-00AA0051E5D4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9C2CAD80-3424-11CF-B670-00AA004CD6D8}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B283-BAB4-101A-B69C-00AA00341D07}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B289-BAB4-101A-B69C-00AA00341D07}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9BFBBC02-EFF1-101A-84ED-00AA00341D07}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BEF6E002-A874-101A-8BBA-00AA00300CAB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020424-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{55272A00-42CB-11CE-8135-00AA004BB851}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3127CA40-446E-11CE-8135-00AA004BB851}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B283-BAB4-101A-B69C-00AA00341D07}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B28D-BAB4-101A-B69C-00AA00341D07}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{46763EE0-CAB2-11CE-8C20-00AA0051E5D4}\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OldFont\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{37D84F60-42CB-11CE-8135-00AA004BB851}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B288-BAB4-101A-B69C-00AA00341D07}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\StdFont	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020423-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC4801A3-2BA9-11CF-A229-00AA003D7352}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B285-BAB4-101A-B69C-00AA00341D07}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B286-BAB4-101A-B69C-00AA00341D07}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B28B-BAB4-101A-B69C-00AA00341D07}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{894AD3B0-EF97-11CE-9BC9-00AA00608E01}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A6BC3AC0-DBAA-11CE-9DE3-00AA004BB851}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A7ABA9C1-8983-11CF-8F20-00805F2CD064}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020423-0000-0000-C000-000000000046}\InprocServer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A1FAF330-EF97-11CE-9BC9-00AA00608E01}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{22F03340-547D-101B-8E65-08002B2BD119}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3127CA40-446E-11CE-8135-00AA004BB851}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3AF24290-0C96-11CE-A0CF-00AA00600AB8}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9C2CAD80-3424-11CF-B670-00AA004CD6D8}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0BE35204-8F91-11CE-9DE3-00AA004BB851}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020421-0000-0000-C000-000000000046}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9BFBBC02-EFF1-101A-84ED-00AA00341D07}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B28C-BAB4-101A-B69C-00AA00341D07}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{376BD3AA-3845-101B-84ED-08002B2EC713}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A6BC3AC0-DBAA-11CE-9DE3-00AA004BB851}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{00020412-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{22F55881-280B-11D0-A8A9-00A0C90C2004}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020423-0000-0000-C000-000000000046}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B288-BAB4-101A-B69C-00AA00341D07}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B28D-BAB4-101A-B69C-00AA00341D07}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{46763EE0-CAB2-11CE-8C20-00AA0051E5D4}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{55272A00-42CB-11CE-8135-00AA004BB851}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CF51ED10-62FE-11CF-BF86-00A0C9034836}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3AF24290-0C96-11CE-A0CF-00AA00600AB8}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4EF6100A-AF88-11D0-9846-00C04FC29993}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B288-BAB4-101A-B69C-00AA00341D07}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{22F55882-280B-11D0-A8A9-00A0C90C2004}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1CF2B120-547D-101B-8E65-08002B2BD119}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{22F03340-547D-101B-8E65-08002B2BD119}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{22F55881-280B-11D0-A8A9-00A0C90C2004}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B284-BAB4-101A-B69C-00AA00341D07}\ProxyStubClsid32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 2864	1096	regsvr32.exe	85
PID 1096 wrote to memory of 2864	1096	regsvr32.exe	85
PID 1096 wrote to memory of 2864	1096	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\TaijiName\oleaut32.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1096
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\TaijiName\oleaut32.dll
  2⤵
  - Modifies registry class
  PID:2864

Analysis

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Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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