8dd639e833e6ff47cb2ae0c14d3610ad800235173b51d965a16fe67fa003387c

Analysis

max time kernel
135s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2023 09:41

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General

Target

NEAS.833a14f37525ff292332a96b67fa9790_JC.dll
Size

558KB
MD5

833a14f37525ff292332a96b67fa9790
SHA1

8dae089bd6d4b5667cf56b886984c3de41d6e797
SHA256

8dd639e833e6ff47cb2ae0c14d3610ad800235173b51d965a16fe67fa003387c
SHA512

c0223ce37a32ff357dbda5074cbe3f971a4d9a2de25955eeaadd45c6f3bb1fe4aed2dfa08f3d9bf0db82274300695ae54fa61a094e86c7fc5cb5d9ea98715613
SSDEEP

12288:tLaqeA4PAHge/p1cruArT1xYdR0e1UtQZb/nwbewg:tLaJAIAT/QrNrT1idR0e1d/nwbX

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B285-BAB4-101A-B69C-00AA00341D07}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{376BD3AA-3845-101B-84ED-08002B2EC713}\ProxyStubClsid32	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\{BEF6E002-A874-101A-8BBA-00AA00300CAB}	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\{4EF6100A-AF88-11D0-9846-00C04FC29993}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1C2056CC-5EF4-101B-8BC8-00AA003E3B29}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B3E7C340-EF97-11CE-9BC9-00AA00608E01}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9C2CAD80-3424-11CF-B670-00AA004CD6D8}	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\{B196B28F-BAB4-101A-B69C-00AA00341D07}	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\{7FD52380-4E07-101B-AE2D-08002B2EC713}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B283-BAB4-101A-B69C-00AA00341D07}\NumMethods	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	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{01E44665-24AC-101B-84ED-08002B2EC713}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{55980BA0-35AA-11CF-B671-00AA004CD6D8}\ProxyStubClsid32	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\{B3E7C340-EF97-11CE-9BC9-00AA00608E01}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{01E44665-24AC-101B-84ED-08002B2EC713}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{922EADA0-3424-11CF-B670-00AA004CD6D8}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{894AD3B0-EF97-11CE-9BC9-00AA00608E01}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3AF24292-0C96-11CE-A0CF-00AA00600AB8}\NumMethods\ = "15"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{922EADA0-3424-11CF-B670-00AA004CD6D8}\ = "IOleInPlaceSiteWindowless"	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\{0BE35203-8F91-11CE-9DE3-00AA004BB851}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OldFont	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B3E7C340-EF97-11CE-9BC9-00AA00608E01}	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\{00020421-0000-0000-C000-000000000046}	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\{4EF6100A-AF88-11D0-9846-00C04FC29993}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FC4801A3-2BA9-11CF-A229-00AA003D7352}	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\{A1FAF330-EF97-11CE-9BC9-00AA00608E01}\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\{B196B286-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\{0BE35204-8F91-11CE-9DE3-00AA004BB851}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B196B286-BAB4-101A-B69C-00AA00341D07}\InprocServer32	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\{B196B287-BAB4-101A-B69C-00AA00341D07}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7BF80980-BF32-101A-8BBB-00AA00300CAB}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{55980BA0-35AA-11CF-B671-00AA004CD6D8}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A7ABA9C1-8983-11CF-8F20-00805F2CD064}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{00020412-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0BE35203-8F91-11CE-9DE3-00AA004BB851}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020425-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1CF2B120-547D-101B-8E65-08002B2BD119}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1C2056CC-5EF4-101B-8BC8-00AA003E3B29}\NumMethods\ = "11"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F5185DD8-2012-4B0B-AAD9-F052C6BD482B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D001F200-EF97-11CE-9BC9-00AA00608E01}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BEF6E002-A874-101A-8BBA-00AA00300CAB}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{922EADA0-3424-11CF-B670-00AA004CD6D8}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A6BC3AC0-DBAA-11CE-9DE3-00AA004BB851}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B284-BAB4-101A-B69C-00AA00341D07}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B286-BAB4-101A-B69C-00AA00341D07}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B196B289-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\{22F55881-280B-11D0-A8A9-00A0C90C2004}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D001F200-EF97-11CE-9BC9-00AA00608E01}	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\CLSID\{0BE35203-8F91-11CE-9DE3-00AA004BB851}\CLSID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 3480	1608	regsvr32.exe	88
PID 1608 wrote to memory of 3480	1608	regsvr32.exe	88
PID 1608 wrote to memory of 3480	1608	regsvr32.exe	88

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.833a14f37525ff292332a96b67fa9790_JC.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\NEAS.833a14f37525ff292332a96b67fa9790_JC.dll
  2⤵
  - Modifies registry class
  PID:3480

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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