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download:

ui-dialog-new.css

Full analysis: https://app.any.run/tasks/31624363-ef76-4b8b-93ca-a84ed67cec4b
Verdict: Malicious activity
Analysis date: December 02, 2019, 20:38:29
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: text/plain
File info: ASCII text
MD5:

40A60C77D4729F1EB1ED1571D21FC180

SHA1:

F94EE2AB6D39D6819C55050DCCD4CE9DF9A9ABFF

SHA256:

7F66394702176E7EC2903EFBAE194DD7736DD019BCAD8A34067968A85365AAA4

SSDEEP:

96:gIDN/O/VidYC3T1R6eHUWP/yDI0DGJ19eJ6U76+9qKuW8ysFHE59VGQRQAQAJl8/:tJDlE8FcwAVoycFkkB21xHLVNWP

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

    No malicious indicators.
  • SUSPICIOUS

    • Creates files in the program directory

      • firefox.exe (PID: 912)
  • INFO

    • Manual execution by user

      • firefox.exe (PID: 3776)
    • Reads CPU info

      • firefox.exe (PID: 912)
    • Application launched itself

      • firefox.exe (PID: 3776)
      • firefox.exe (PID: 912)
    • Creates files in the user directory

      • firefox.exe (PID: 912)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
7
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start rundll32.exe no specs firefox.exe no specs firefox.exe firefox.exe no specs firefox.exe firefox.exe firefox.exe

Process information

PID
CMD
Path
Indicators
Parent process
3332"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Local\Temp\ui-dialog-new.cssC:\Windows\system32\rundll32.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\user32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
3776"C:\Program Files\Mozilla Firefox\firefox.exe" C:\Program Files\Mozilla Firefox\firefox.exeexplorer.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
68.0.1
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
912"C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Version:
68.0.1
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
1712"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="912.0.1412143891\2133892851" -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 912 "\\.\pipe\gecko-crash-server-pipe.912" 1176 gpuC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Version:
68.0.1
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
956"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="912.3.427198039\806715711" -childID 1 -isForBrowser -prefsHandle 1696 -prefMapHandle 1572 -prefsLen 1 -prefMapSize 191824 -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 912 "\\.\pipe\gecko-crash-server-pipe.912" 1708 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
68.0.1
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
1484"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="912.13.1569241753\1885360026" -childID 2 -isForBrowser -prefsHandle 2812 -prefMapHandle 2816 -prefsLen 5997 -prefMapSize 191824 -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 912 "\\.\pipe\gecko-crash-server-pipe.912" 2836 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
68.0.1
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
1896"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="912.20.1095258274\1123613744" -childID 3 -isForBrowser -prefsHandle 3864 -prefMapHandle 3908 -prefsLen 7196 -prefMapSize 191824 -parentBuildID 20190717172542 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 912 "\\.\pipe\gecko-crash-server-pipe.912" 3920 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
68.0.1
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
Total events
307
Read events
284
Write events
23
Delete events
0

Modification events

(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E
Operation:writeName:@C:\Windows\System32\ieframe.dll,-24585
Value:
Cascading Style Sheet Document
(PID) Process:(3332) rundll32.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.css\OpenWithProgids
Operation:writeName:CSSfile
Value:
(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache
Operation:writeName:LangID
Value:
0904
(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache
Operation:writeName:C:\Windows\system32\NOTEPAD.EXE
Value:
Notepad
(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache
Operation:writeName:C:\Program Files\Windows NT\Accessories\WORDPAD.EXE
Value:
WordPad
(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache
Operation:writeName:C:\Program Files\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
Value:
Adobe Acrobat Reader DC
(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache
Operation:writeName:C:\Windows\eHome\ehshell.exe
Value:
Windows Media Center
(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache
Operation:writeName:C:\Program Files\Internet Explorer\iexplore.exe
Value:
Internet Explorer
(PID) Process:(3332) rundll32.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache
Operation:writeName:C:\Windows\system32\mspaint.exe
Value:
Paint
Executable files
0
Suspicious files
72
Text files
24
Unknown types
54

Dropped files

PID
Process
Filename
Type
912firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin
MD5:
SHA256:
912firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js
MD5:
SHA256:
912firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp
MD5:
SHA256:
912firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\2918063365piupsah.sqlite-shm
MD5:
SHA256:
912firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1451318868ntouromlalnodry--epcr.sqlite-shm
MD5:
SHA256:
912firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shm
MD5:
SHA256:
912firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4.tmp
MD5:
SHA256:
912firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4jsonlz4
MD5:6D378E0D40B6EACA22C8BCE899A1C5C1
SHA256:ADA2467B2477ACEFF837AC7820C435AD1EBBE844B2DA31C7AB9AE8D010C7A639
912firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.binbinary
MD5:DE9496ACA551ADE408EF6466A11833A1
SHA256:8F9C7FDB3E0BC01024E43A8E242468FC4DD4F74C725E32A883571635203DC10A
912firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs.jstext
MD5:354459382F30B8994109C88659DFA1F3
SHA256:E3E8E2B7E7EECA231620D83C70FA5A926E8B9CE74C51F595F71191DC0B50527E
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
10
TCP/UDP connections
33
DNS requests
71
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
912
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
912
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
912
firefox.exe
POST
200
172.217.22.99:80
http://ocsp.pki.goog/gts1o1
US
der
471 b
whitelisted
912
firefox.exe
POST
200
172.217.22.99:80
http://ocsp.pki.goog/gts1o1
US
der
471 b
whitelisted
912
firefox.exe
GET
200
2.16.186.112:80
http://detectportal.firefox.com/success.txt
unknown
text
8 b
whitelisted
912
firefox.exe
GET
301
47.246.43.203:80
http://or.molbase.net/themes/pic/ui-dialog-new.css?v=201907041855
US
html
278 b
malicious
912
firefox.exe
POST
200
172.217.22.99:80
http://ocsp.pki.goog/gts1o1
US
der
471 b
whitelisted
912
firefox.exe
POST
200
172.217.22.99:80
http://ocsp.pki.goog/gts1o1
US
der
471 b
whitelisted
912
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
912
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert-cn.com/
US
der
471 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
912
firefox.exe
2.16.186.112:80
detectportal.firefox.com
Akamai International B.V.
whitelisted
912
firefox.exe
52.33.184.165:443
tiles.services.mozilla.com
Amazon.com, Inc.
US
unknown
912
firefox.exe
35.164.109.147:443
search.services.mozilla.com
Amazon.com, Inc.
US
unknown
912
firefox.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
912
firefox.exe
143.204.214.5:443
snippets.cdn.mozilla.net
US
malicious
912
firefox.exe
54.186.138.157:443
push.services.mozilla.com
Amazon.com, Inc.
US
malicious
912
firefox.exe
172.217.16.202:443
safebrowsing.googleapis.com
Google Inc.
US
whitelisted
912
firefox.exe
172.217.22.99:80
ocsp.pki.goog
Google Inc.
US
whitelisted
912
firefox.exe
143.204.214.68:443
firefox.settings.services.mozilla.com
US
unknown
912
firefox.exe
172.217.18.4:443
www.google.com
Google Inc.
US
whitelisted

DNS requests

Domain
IP
Reputation
detectportal.firefox.com
  • 2.16.186.112
  • 2.16.186.50
whitelisted
a1089.dscd.akamai.net
  • 2.16.186.50
  • 2.16.186.112
whitelisted
search.services.mozilla.com
  • 35.164.109.147
  • 52.35.182.58
  • 52.89.218.39
whitelisted
search.r53-2.services.mozilla.com
  • 52.89.218.39
  • 52.35.182.58
  • 35.164.109.147
whitelisted
push.services.mozilla.com
  • 54.186.138.157
whitelisted
autopush.prod.mozaws.net
  • 54.186.138.157
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted
cs9.wac.phicdn.net
  • 93.184.220.29
whitelisted
snippets.cdn.mozilla.net
  • 143.204.214.5
  • 143.204.214.118
  • 143.204.214.95
  • 143.204.214.11
whitelisted
d228z91au11ukj.cloudfront.net
  • 143.204.214.11
  • 143.204.214.95
  • 143.204.214.118
  • 143.204.214.5
whitelisted

Threats

PID
Process
Class
Message
Potentially Bad Traffic
ET INFO Observed DNS Query to .cloud TLD
Potentially Bad Traffic
ET INFO Observed DNS Query to .cloud TLD
No debug info