File name:

defender.exe

Full analysis: https://app.any.run/tasks/4371e7dc-528b-444c-bfdc-6ad1aab5b86c
Verdict: Malicious activity
Analysis date: June 21, 2025, 22:37:20
OS: Windows 10 Professional (build: 19044, 64 bit)
Tags:
upx
auto-reg
confuser
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections
MD5:

5DF8253A328E26BC96459D75D07FA489

SHA1:

10868C03065C95EFC2CD435A7FC1E05D86909274

SHA256:

8C8788CF0936A7236A58AEBD862396688623C1372CE3FB01A66E903757BC21B8

SSDEEP:

98304:EGKlBK+bYMEfEIOL2RsTihuHrqDSv3mzVHyg82nVYaWwob4WjH3BfHMW82IJhmxu:MAj3Q9

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Changes the autorun value in the registry

      • defender.exe (PID: 6640)

  • SUSPICIOUS

    • Reads security settings of Internet Explorer

      • defender.exe (PID: 6640)
      • StartupKey.exe (PID: 6656)

    • Executable content was dropped or overwritten

      • defender.exe (PID: 6640)

    • There is functionality for taking screenshot (YARA)

      • defender.exe (PID: 6640)
      • StartupKey.exe (PID: 6656)

    • Application launched itself

      • defender.exe (PID: 6640)
      • StartupKey.exe (PID: 6656)

  • INFO

    • Reads the computer name

      • defender.exe (PID: 6640)
      • StartupKey.exe (PID: 6656)

    • Creates files or folders in the user directory

      • defender.exe (PID: 6640)

    • Checks supported languages

      • defender.exe (PID: 6640)
      • StartupKey.exe (PID: 6656)

    • Reads Microsoft Office registry keys

      • OpenWith.exe (PID: 6224)
      • OpenWith.exe (PID: 1096)

    • UPX packer has been detected

      • defender.exe (PID: 6640)
      • StartupKey.exe (PID: 6656)

    • Confuser has been detected (YARA)

      • defender.exe (PID: 6640)
      • StartupKey.exe (PID: 6656)

    • Launching a file from a Registry key

      • defender.exe (PID: 6640)

    • Manual execution by a user

      • StartupKey.exe (PID: 6656)

    • Checks proxy server information

      • slui.exe (PID: 6428)

    • Reads the software policy settings

      • slui.exe (PID: 6428)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (51.2)
.exe | Win64 Executable (generic) (19.3)
.exe | UPX compressed Win32 Executable (18.9)
.dll | Win32 Dynamic Link Library (generic) (4.5)
.exe | Win32 Executable (generic) (3.1)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2025:06:21 22:23:30+00:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 8
CodeSize: 2340864
InitializedDataSize: 194048
UninitializedDataSize: -
EntryPoint: 0x23d76e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 4.9.2256.0
ProductVersionNumber: 4.9.2256.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Windows NT 32-bit
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: https://rufus.ie
CompanyName: Akeo Consulting
FileDescription: Rufus
FileVersion: 4.9.2256
InternalName: Rufus
LegalCopyright: © 2011-2025 Pete Batard (GPL v3)
LegalTrademarks: https://www.gnu.org/licenses/gpl-3.0.html
OriginalFileName: rufus-4.9.exe
ProductName: Rufus
ProductVersion: 4.9.2256
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
397
Monitored processes
265
Malicious processes
0
Suspicious processes
1

Behavior graph

Click at the process to see the details
start defender.exe openwith.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs openwith.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs slui.exe defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs defender.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs startupkey.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
304"C:\Users\admin\AppData\Roaming\StartupKey.exe"C:\Users\admin\AppData\Roaming\StartupKey.exe—StartupKey.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\appdata\roaming\startupkey.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
316"C:\Users\admin\Desktop\defender.exe"C:\Users\admin\Desktop\defender.exe—defender.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\desktop\defender.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
320"C:\Users\admin\AppData\Roaming\StartupKey.exe"C:\Users\admin\AppData\Roaming\StartupKey.exe—StartupKey.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\appdata\roaming\startupkey.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
420"C:\Users\admin\Desktop\defender.exe"C:\Users\admin\Desktop\defender.exe—defender.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\desktop\defender.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
536"C:\Users\admin\AppData\Roaming\StartupKey.exe"C:\Users\admin\AppData\Roaming\StartupKey.exe—StartupKey.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\appdata\roaming\startupkey.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
592"C:\Users\admin\Desktop\defender.exe"C:\Users\admin\Desktop\defender.exe—defender.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\desktop\defender.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
620"C:\Users\admin\Desktop\defender.exe"C:\Users\admin\Desktop\defender.exe—defender.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\desktop\defender.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
632"C:\Users\admin\Desktop\defender.exe"C:\Users\admin\Desktop\defender.exe—defender.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\desktop\defender.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
756"C:\Users\admin\AppData\Roaming\StartupKey.exe"C:\Users\admin\AppData\Roaming\StartupKey.exe—StartupKey.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\appdata\roaming\startupkey.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
856"C:\Users\admin\AppData\Roaming\StartupKey.exe"C:\Users\admin\AppData\Roaming\StartupKey.exe—StartupKey.exe
User:
admin
Company:
Akeo Consulting
Integrity Level:
MEDIUM
Description:
Rufus
Exit code:
4294967295
Version:
4.9.2256
Modules
Images
c:\users\admin\appdata\roaming\startupkey.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
Total events
6 192
Read events
6 189
Write events
3
Delete events
0

Modification events

(PID) Process:(6224) OpenWith.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:writeName:@C:\Program Files\Microsoft Office\root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\oregres.dll,-205
Value:
Word
(PID) Process:(6224) OpenWith.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\3c\52C64B7E
Operation:writeName:@wmploc.dll,-102
Value:
Windows Media Player
(PID) Process:(6640) defender.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:StartupKey
Value:
"C:\Users\admin\AppData\Roaming\StartupKey.exe"
Executable files
1
Suspicious files
1
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
6640defender.exeC:\Users\admin\AppData\Roaming\payload.binbinary
MD5:3E099A62197501D81E3915E5C513D326
SHA256:ACB4811029A97AC62DEF39ADA295A9C81E21A2F86F1A023A631E31D9D64A8870
6640defender.exeC:\Users\admin\AppData\Roaming\StartupKey.exeexecutable
MD5:5DF8253A328E26BC96459D75D07FA489
SHA256:8C8788CF0936A7236A58AEBD862396688623C1372CE3FB01A66E903757BC21B8
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
22
DNS requests
6
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1268
svchost.exe
GET
200
184.24.77.23:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
6356
RUXIMICS.exe
GET
200
184.24.77.23:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
5944
MoUsoCoreWorker.exe
GET
200
184.24.77.23:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
1268
svchost.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
6356
RUXIMICS.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
5944
MoUsoCoreWorker.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
—
—
POST
500
20.83.72.98:443
https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail
unknown
xml
512 b
whitelisted
—
—
POST
500
20.83.72.98:443
https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail
unknown
xml
512 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1268
svchost.exe
40.127.240.158:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
4
System
192.168.100.255:137
—
—
—
whitelisted
5944
MoUsoCoreWorker.exe
40.127.240.158:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
6356
RUXIMICS.exe
40.127.240.158:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
4
System
192.168.100.255:138
—
—
—
whitelisted
1268
svchost.exe
184.24.77.23:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
6356
RUXIMICS.exe
184.24.77.23:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
5944
MoUsoCoreWorker.exe
184.24.77.23:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
1268
svchost.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
6356
RUXIMICS.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
google.com
  • 142.250.186.78
whitelisted
crl.microsoft.com
  • 184.24.77.23
  • 184.24.77.34
  • 184.24.77.10
  • 184.24.77.42
  • 184.24.77.14
  • 184.24.77.37
  • 184.24.77.7
  • 184.24.77.6
whitelisted
www.microsoft.com
  • 23.35.229.160
whitelisted
settings-win.data.microsoft.com
  • 4.231.128.59
whitelisted
activation-v2.sls.microsoft.com
  • 40.91.76.224
whitelisted
self.events.data.microsoft.com
  • 20.50.80.209
whitelisted

Threats

No threats detected
No debug info
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Reports
defender.exe