9ebe4f5ffe19d7e669c824a2509be455273aa434cf42c82ec91e3a7d8b49e3dd

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14/09/2024, 05:15

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General

Target

x86_wpf-presentationhostproxy_31bf3856ad364e35_6.1.6001.18242_none_f290a8a118b9134c/presentationhostproxy.dll
Size

96KB
MD5

dff617498211fbb3d8d3fcc51a37b777
SHA1

1a6ebba96feb2f014b0a7b5ee9a9bd2bf28bad50
SHA256

c93912d52bea90b32e10af410eab818c162ac4aad7b139b8ae54fd1ff237b248
SHA512

f8d7dec99b3406a1374d095c7ae6878f4972bd0f9e7e4cf73635deb034d7f315de9af688764ee80cf4c1ead51d5a1e8f577e464ea48f682f88092eee38e0ec36
SSDEEP

3072:esxiqBRneUEN7g0YYhNVi95Bw4fNI3dfDqoT:ji4ReUEJg8zVGE

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

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

Modifies registry class 32 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BD3F23C0-D43E-11CF-893B-00AA00BDCE1A}\ProxyStubClsid32\ = "{E302CB55-5F9D-41A3-9EF3-61827FB8B46D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BD3F23C0-D43E-11CF-893B-00AA00BDCE1A}\NumMethods\ = "18"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F02-5F4E-4D77-9FC0-381981317144}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F03-0002-4D77-9FC0-381981317144}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F03-0002-4D77-9FC0-381981317144}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C967FDA6-7A0E-4824-A29D-15186C020665}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C967FDA6-7A0E-4824-A29D-15186C020665}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E302CB55-5F9D-41A3-9EF3-61827FB8B46D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F03-0002-4D77-9FC0-381981317144}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C967FDA6-7A0E-4824-A29D-15186C020665}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BD3F23C0-D43E-11CF-893B-00AA00BDCE1A}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{91A565C1-E38F-11D0-94BF-00A0C9055CBF}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{91A565C1-E38F-11D0-94BF-00A0C9055CBF}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F02-5F4E-4D77-9FC0-381981317144}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E302CB55-5F9D-41A3-9EF3-61827FB8B46D}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BD3F23C0-D43E-11CF-893B-00AA00BDCE1A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BD3F23C0-D43E-11CF-893B-00AA00BDCE1A}\ = "IDocHostUIHandler"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{91A565C1-E38F-11D0-94BF-00A0C9055CBF}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F03-0002-4D77-9FC0-381981317144}\ = "IHostBrowser2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F03-0002-4D77-9FC0-381981317144}\NumMethods\ = "7"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{91A565C1-E38F-11D0-94BF-00A0C9055CBF}\ = "IPersistHistory"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E302CB55-5F9D-41A3-9EF3-61827FB8B46D}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F02-5F4E-4D77-9FC0-381981317144}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{91A565C1-E38F-11D0-94BF-00A0C9055CBF}\ProxyStubClsid32\ = "{E302CB55-5F9D-41A3-9EF3-61827FB8B46D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AD5D6F03-0002-4D77-9FC0-381981317144}\ProxyStubClsid32\ = "{E302CB55-5F9D-41A3-9EF3-61827FB8B46D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E302CB55-5F9D-41A3-9EF3-61827FB8B46D}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BD3F23C0-D43E-11CF-893B-00AA00BDCE1A}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E302CB55-5F9D-41A3-9EF3-61827FB8B46D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{91A565C1-E38F-11D0-94BF-00A0C9055CBF}\NumMethods\ = "8"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2696	2676	regsvr32.exe	31
PID 2676 wrote to memory of 2696	2676	regsvr32.exe	31
PID 2676 wrote to memory of 2696	2676	regsvr32.exe	31
PID 2676 wrote to memory of 2696	2676	regsvr32.exe	31
PID 2676 wrote to memory of 2696	2676	regsvr32.exe	31
PID 2676 wrote to memory of 2696	2676	regsvr32.exe	31
PID 2676 wrote to memory of 2696	2676	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\x86_wpf-presentationhostproxy_31bf3856ad364e35_6.1.6001.18242_none_f290a8a118b9134c\presentationhostproxy.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\x86_wpf-presentationhostproxy_31bf3856ad364e35_6.1.6001.18242_none_f290a8a118b9134c\presentationhostproxy.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2696

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

Windows 7 deprecation

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