0ba8f850d3a339dc5c6c477ae00cc970e3df4c1da1f48d9cbb43083cebaf8747

Analysis

max time kernel
135s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12-08-2024 06:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ExSoftware/Debug/IA2Marshal.dll
Size

70KB
MD5

c46ae8d509751485f5f10d77038eba8c
SHA1

cb3ec21c3e79d966f436fddeb37cc6475d851e46
SHA256

53e9e5fac599cedb19a3103db0a1a381f3e39644e15ff254b4aca7d4c821d311
SHA512

dd2162c88c91ef83d99c05f4d2a6afd02afe7de461cda1f0bcb4974c5533462bd669405b6e6d1d487cdb03fa4a3cb1f404e9b1aa6be6b5e126c832a5f7618496
SSDEEP

768:HVE8itx4Hzn4LkjO4/6uRzN4O1b/EVyWDGehi:HVEET4LkjOSqVyp

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

regsvr32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

regsvr32.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7CDF86EE-C3DA-496A-BDA4-281B336E1FDC}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{594116B1-C99F-4847-AD06-0A7A86ECE645}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{35855B5B-C566-4FD0-A7B1-E65465600394}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\ = "PSFactoryBuffer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5BE18059-762E-4E73-9476-ABA294FED411}\ProxyStubClsid32\ = "{E89F726E-C4F4-4C19-BB19-B647D7FA8478}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{01C20F2B-3DD2-400F-949F-AD00BDAB1D41}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{24FD2FFB-3AAD-4A08-8335-A3AD89C0FB4B}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9690A9CC-5C80-4DF5-852E-2D5AE4189A54}\NumMethods	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\WOW6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A59AA09A-7011-4B65-939D-32B1FB5547E3}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6167F295-06F0-4CDD-A1FA-02E25153D869}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CF64D89F-8287-4B44-8501-A827453A6077}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FE5ABB3D-615E-4F7B-909F-5F0EDA9E8DDE}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{594116B1-C99F-4847-AD06-0A7A86ECE645}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6B4F8BBF-F1F2-418A-B35E-A195BC4103B9}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{35AD8070-C20C-4FB4-B094-F4F7275DD469}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B70D9F59-3B5A-4DBA-AB9E-22012F607DF5}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D49DED83-5B25-43F4-9B95-93B44595979E}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D49DED83-5B25-43F4-9B95-93B44595979E}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5BE18059-762E-4E73-9476-ABA294FED411}\NumMethods\ = "50"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9690A9CC-5C80-4DF5-852E-2D5AE4189A54}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9690A9CC-5C80-4DF5-852E-2D5AE4189A54}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{35AD8070-C20C-4FB4-B094-F4F7275DD469}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ExSoftware\\Debug\\IA2Marshal.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B70D9F59-3B5A-4DBA-AB9E-22012F607DF5}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CF64D89F-8287-4B44-8501-A827453A6077}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{35855B5B-C566-4FD0-A7B1-E65465600394}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6B4F8BBF-F1F2-418A-B35E-A195BC4103B9}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7CDF86EE-C3DA-496A-BDA4-281B336E1FDC}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6167F295-06F0-4CDD-A1FA-02E25153D869}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6C9430E9-299D-4E6F-BD01-A82A1E88D3FF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D49DED83-5B25-43F4-9B95-93B44595979E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6167F295-06F0-4CDD-A1FA-02E25153D869}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1546D4B0-4C98-4BDA-89AE-9A64748BDDE4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5BE18059-762E-4E73-9476-ABA294FED411}\ = "IAccessible2_3"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A59AA09A-7011-4B65-939D-32B1FB5547E3}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{35AD8070-C20C-4FB4-B094-F4F7275DD469}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{24FD2FFB-3AAD-4A08-8335-A3AD89C0FB4B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B70D9F59-3B5A-4DBA-AB9E-22012F607DF5}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{01C20F2B-3DD2-400F-949F-AD00BDAB1D41}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CF64D89F-8287-4B44-8501-A827453A6077}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FE5ABB3D-615E-4F7B-909F-5F0EDA9E8DDE}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{35855B5B-C566-4FD0-A7B1-E65465600394}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1546D4B0-4C98-4BDA-89AE-9A64748BDDE4}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C48C7FCF-4AB5-4056-AFA6-902D6E1D1149}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6B4F8BBF-F1F2-418A-B35E-A195BC4103B9}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{594116B1-C99F-4847-AD06-0A7A86ECE645}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6C9430E9-299D-4E6F-BD01-A82A1E88D3FF}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C48C7FCF-4AB5-4056-AFA6-902D6E1D1149}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A59AA09A-7011-4B65-939D-32B1FB5547E3}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1546D4B0-4C98-4BDA-89AE-9A64748BDDE4}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7CDF86EE-C3DA-496A-BDA4-281B336E1FDC}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E89F726E-C4F4-4C19-BB19-B647D7FA8478}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5BE18059-762E-4E73-9476-ABA294FED411}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5BE18059-762E-4E73-9476-ABA294FED411}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C48C7FCF-4AB5-4056-AFA6-902D6E1D1149}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{01C20F2B-3DD2-400F-949F-AD00BDAB1D41}\ProxyStubClsid32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	Process	procid_target
PID 3112 wrote to memory of 4276	3112	regsvr32.exe	85
PID 3112 wrote to memory of 4276	3112	regsvr32.exe	85
PID 3112 wrote to memory of 4276	3112	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ExSoftware\Debug\IA2Marshal.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3112
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ExSoftware\Debug\IA2Marshal.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads