File name:

flux-setup4-134.exe

Full analysis: https://app.any.run/tasks/54c9bcc1-7770-47ba-8db0-5e4224ecf64a
Verdict: Malicious activity
Analysis date: February 06, 2025, 23:35:31
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive, 5 sections
MD5:

EBF5B897E0E4B90143764FC39E0C5A21

SHA1:

244EB29A512F1CC980BCFDC3BDA2C62E1954C6D7

SHA256:

B53390DBA0E0C227341F3C688BE3AEF91455C4F926E6527AF6CE1E4ACF74A7B3

SSDEEP:

24576:F5sHdXD15A20DShVQog3j4FY5i/iZposemU5HJZkANLmBz3CLnTAWtQD24fCxS17:F5MdXD15A20ShVQ5j4FY5iKZposemU54

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

      • flux-setup4-134.exe (PID: 6340)
  • SUSPICIOUS

    • Reads security settings of Internet Explorer

      • flux.exe (PID: 6464)
      • flux-setup4-134.exe (PID: 6340)
      • flux.exe (PID: 6660)
    • Application launched itself

      • flux.exe (PID: 6464)
    • Creates a software uninstall entry

      • flux-setup4-134.exe (PID: 6340)
      • flux.exe (PID: 6640)
    • Executable content was dropped or overwritten

      • flux-setup4-134.exe (PID: 6340)
    • Reads Microsoft Outlook installation path

      • flux.exe (PID: 6660)
    • Checks Windows Trust Settings

      • flux.exe (PID: 6660)
    • Reads Internet Explorer settings

      • flux.exe (PID: 6660)
    • There is functionality for taking screenshot (YARA)

      • flux.exe (PID: 6588)
  • INFO

    • Reads the computer name

      • flux-setup4-134.exe (PID: 6340)
      • flux.exe (PID: 6464)
      • flux.exe (PID: 6588)
      • flux.exe (PID: 6660)
    • Process checks computer location settings

      • flux.exe (PID: 6464)
      • flux-setup4-134.exe (PID: 6340)
    • Checks supported languages

      • flux.exe (PID: 6464)
      • flux.exe (PID: 6588)
      • flux-setup4-134.exe (PID: 6340)
      • flux.exe (PID: 6640)
      • flux.exe (PID: 6660)
    • The sample compiled with english language support

      • flux-setup4-134.exe (PID: 6340)
    • Creates files or folders in the user directory

      • flux-setup4-134.exe (PID: 6340)
      • flux.exe (PID: 6660)
    • Create files in a temporary directory

      • flux-setup4-134.exe (PID: 6340)
    • Reads the machine GUID from the registry

      • flux.exe (PID: 6660)
    • Checks proxy server information

      • flux.exe (PID: 6660)
    • Reads the software policy settings

      • flux.exe (PID: 6660)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2016:04:02 03:20:05+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 6
CodeSize: 23552
InitializedDataSize: 120320
UninitializedDataSize: 1024
EntryPoint: 0x30fb
OSVersion: 4
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
136
Monitored processes
5
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start flux-setup4-134.exe flux.exe no specs flux.exe flux.exe no specs flux.exe

Process information

PID
CMD
Path
Indicators
Parent process
6340"C:\Users\admin\AppData\Local\Temp\flux-setup4-134.exe" C:\Users\admin\AppData\Local\Temp\flux-setup4-134.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\flux-setup4-134.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
6464"C:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exe" /unlockwingammaC:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exeflux-setup4-134.exe
User:
admin
Company:
f.lux Software LLC
Integrity Level:
MEDIUM
Description:
f.lux
Exit code:
0
Version:
4, 134, 0, 0
Modules
Images
c:\users\admin\appdata\local\fluxsoftware\flux\flux.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
6588"C:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exe" /unlockwingammaC:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exe
flux.exe
User:
admin
Company:
f.lux Software LLC
Integrity Level:
HIGH
Description:
f.lux
Exit code:
0
Version:
4, 134, 0, 0
Modules
Images
c:\users\admin\appdata\local\fluxsoftware\flux\flux.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
6640"C:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exe" /writeinstallversionC:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exeflux-setup4-134.exe
User:
admin
Company:
f.lux Software LLC
Integrity Level:
MEDIUM
Description:
f.lux
Exit code:
0
Version:
4, 134, 0, 0
Modules
Images
c:\users\admin\appdata\local\fluxsoftware\flux\flux.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
6660"C:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exe" C:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exe
flux-setup4-134.exe
User:
admin
Company:
f.lux Software LLC
Integrity Level:
MEDIUM
Description:
f.lux
Version:
4, 134, 0, 0
Modules
Images
c:\users\admin\appdata\local\fluxsoftware\flux\flux.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
Total events
2 361
Read events
2 325
Write events
34
Delete events
2

Modification events

(PID) Process:(6588) flux.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\ICM
Operation:writeName:GdiICMGammaRange
Value:
256
(PID) Process:(6588) flux.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ICM
Operation:writeName:GdiICMGammaRange
Value:
256
(PID) Process:(6640) flux.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Flux
Operation:writeName:DisplayVersion
Value:
4.134
(PID) Process:(6660) flux.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\CloudStore\Store\DefaultAccount\Current\default$windows.data.bluelightreduction.settings\windows.data.bluelightreduction.settings
Operation:writeName:Data
Value:
434201000A0201002A06CE8E95BD062A2B0E2143420100CA140E1500CA1E0E0700CF28C435CA320E132E1100CA3C0E062E260000000000
(PID) Process:(6340) flux-setup4-134.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:f.lux
Value:
"C:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exe" /noshow
(PID) Process:(6340) flux-setup4-134.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Flux
Operation:writeName:DisplayName
Value:
f.lux
(PID) Process:(6340) flux-setup4-134.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Flux
Operation:writeName:Publisher
Value:
f.lux Software LLC
(PID) Process:(6340) flux-setup4-134.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Flux
Operation:writeName:DisplayIcon
Value:
"C:\Users\admin\AppData\Local\FluxSoftware\Flux\flux.exe"
(PID) Process:(6340) flux-setup4-134.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Flux
Operation:writeName:UninstallString
Value:
"C:\Users\admin\AppData\Local\FluxSoftware\Flux\uninstall.exe"
(PID) Process:(6340) flux-setup4-134.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Flux
Operation:writeName:QuietUninstallString
Value:
"C:\Users\admin\AppData\Local\FluxSoftware\Flux\uninstall.exe" /S
Executable files
9
Suspicious files
15
Text files
5
Unknown types
0

Dropped files

PID
Process
Filename
Type
6340flux-setup4-134.exeC:\Users\admin\AppData\Local\FluxSoftware\Flux\runtime\flux.psdbinary
MD5:3C85E1320ACE8380C47C1D0A3C48BE17
SHA256:54F5F2B622C0C1CE6B0041C332D8D49AFA4A965550CE400BCB47A0B0497131BC
6340flux-setup4-134.exeC:\Users\admin\AppData\Local\FluxSoftware\Flux\runtime\flux.preset.jsontext
MD5:2F16CAE7C448269CE98FC362F88A17B3
SHA256:115A1AFA03D994FA848781CD5CCD237B1F1288F34315EE07CDB039553E94BA0B
6340flux-setup4-134.exeC:\Users\admin\AppData\Local\Temp\nsn6A38.tmp\nsProcess.dllexecutable
MD5:FAA7F034B38E729A983965C04CC70FC1
SHA256:579A034FF5AB9B732A318B1636C2902840F604E8E664F5B93C07A99253B3C9CF
6660flux.exeC:\Users\admin\AppData\Local\FluxSoftware\Flux\font\Calibri-19-400-0.ytfbinary
MD5:BFD94EFC600028AE6D41856224E769B0
SHA256:4386BFA76D461193B840014E868E823B6DBDDE2113315E0E0788A05183BB5FE4
6340flux-setup4-134.exeC:\Users\admin\AppData\Local\FluxSoftware\Flux\uninstall.exeexecutable
MD5:BEFAA2C14F254758DF771214DA281B4C
SHA256:B31B70995FDDF96418F695135AE835FF2731ED901FA33C872859ABF99F8B4DAF
6340flux-setup4-134.exeC:\Users\admin\AppData\Local\FluxSoftware\Flux\runtime\flux.tretext
MD5:834F1E49C1269098EC0A526306101367
SHA256:47593343875782E0790883394470BB32CBE8B81F0DB6ADF3CFDFFD78988FB135
6340flux-setup4-134.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\f.lux.lnkbinary
MD5:B5CDEBC8A1391E0EC1801E50EE1C481B
SHA256:8D92C41317D6F18BC89EB99088A7549ED247CDEE49673065F0CFFE965A9AA8FF
6340flux-setup4-134.exeC:\Users\admin\AppData\Local\Temp\nsn6A38.tmp\ShellExecAsUser.dllexecutable
MD5:86A81B9AB7DE83AA01024593A03D1872
SHA256:27D61CACD2995F498BA971B3B2C53330BC0E9900C9D23E57B2927AADFDEE8115
6660flux.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850Dbinary
MD5:C97A718CE8586F84A7E896BFBD5FACCA
SHA256:3798F30E7960C127A8EB0C9F00C48A9E6D808BE3270D371154E85D19935E60EE
6660flux.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\65E4E5D32C2481BB44383D7FBD7C5144binary
MD5:E61AED1F6736ED578F3F9E6CEBFB13DD
SHA256:F3028A6FC2CEB78A0A95B2E7BF1ED66BA0198E48344A2F9BB1F7D4CF3EB8B672
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
10
TCP/UDP connections
35
DNS requests
20
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
GET
200
23.48.23.11:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
whitelisted
6660
flux.exe
GET
200
104.18.38.233:80
http://ocsp.comodoca.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRTtU9uFqgVGHhJwXZyWCNXmVR5ngQUoBEKIz6W8Qfs4q8p74Klf9AwpLQCEDlyRDr5IrdR19NsEN0xNZU%3D
unknown
whitelisted
GET
200
2.17.190.73:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
GET
200
2.17.190.73:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D
unknown
whitelisted
6660
flux.exe
GET
200
104.18.38.233:80
http://ocsp.usertrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTNMNJMNDqCqx8FcBWK16EHdimS6QQUU3m%2FWqorSs9UgOHYm8Cd8rIDZssCEH1bUSa0droR23QWC7xTDac%3D
unknown
whitelisted
6660
flux.exe
GET
200
172.64.149.23:80
http://ocsp.sectigo.com/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBRDC9IOTxN6GmyRjyTl2n4yTUczyAQUjYxexFStiuF36Zv5mwXhuAGNYeECEQCKAhou7VlnPBmXQ6zNyu89
unknown
whitelisted
1448
backgroundTaskHost.exe
GET
200
2.17.190.73:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D
unknown
whitelisted
4264
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
whitelisted
4264
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:138
whitelisted
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
23.48.23.11:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
4712
MoUsoCoreWorker.exe
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
5064
SearchApp.exe
92.123.104.33:443
www.bing.com
Akamai International B.V.
DE
whitelisted
2.17.190.73:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted
1176
svchost.exe
20.190.159.128:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1076
svchost.exe
23.35.238.131:443
go.microsoft.com
AKAMAI-AS
DE
whitelisted
6660
flux.exe
216.176.200.22:443
justgetflux.com
VPLS-GLOBAL
US
unknown

DNS requests

Domain
IP
Reputation
crl.microsoft.com
  • 23.48.23.11
  • 23.48.23.35
whitelisted
www.microsoft.com
  • 23.35.229.160
whitelisted
www.bing.com
  • 92.123.104.33
  • 92.123.104.28
  • 92.123.104.59
  • 92.123.104.32
whitelisted
ocsp.digicert.com
  • 2.17.190.73
whitelisted
login.live.com
  • 20.190.159.128
  • 40.126.31.1
  • 40.126.31.71
  • 20.190.159.129
  • 40.126.31.0
  • 40.126.31.73
  • 40.126.31.128
  • 40.126.31.130
whitelisted
go.microsoft.com
  • 23.35.238.131
whitelisted
justgetflux.com
  • 216.176.200.22
unknown
ocsp.comodoca.com
  • 104.18.38.233
  • 172.64.149.23
whitelisted
ocsp.usertrust.com
  • 104.18.38.233
  • 172.64.149.23
whitelisted
ocsp.sectigo.com
  • 172.64.149.23
  • 104.18.38.233
whitelisted

Threats

No threats detected
Process
Message
flux-setup4-134.exe
ExecShellAsUser: DLL_PROCESS_ATTACH
flux-setup4-134.exe
ExecShellAsUser: process is not elevated, will fallback to ShellExecute
flux-setup4-134.exe
ExecShellAsUser: DLL_PROCESS_DETACH