URL:

https://adserver.wolterskluwer.pl

Full analysis: https://app.any.run/tasks/720bd995-723a-4ea7-b76b-4496c04405e5
Verdict: Malicious activity
Analysis date: February 10, 2022, 12:01:49
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

CA4C32284DA32FE5F5DED6E0EA2C3D53

SHA1:

3B73FBFF31E795612A0BDEE2F62ED0A00B2783B8

SHA256:

CF6DDB3F4B729FD26B7C5EC68C62923682DA432E9E83CEE51E3098D80867387F

SSDEEP:

3:N89WHgxJn:26gPn

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

    • Executable content was dropped or overwritten

      • firefox.exe (PID: 2684)

    • Drops a file that was compiled in debug mode

      • firefox.exe (PID: 2684)

  • INFO

    • Application launched itself

      • firefox.exe (PID: 2912)
      • firefox.exe (PID: 2684)

    • Checks supported languages

      • firefox.exe (PID: 2912)
      • firefox.exe (PID: 2684)
      • firefox.exe (PID: 2760)
      • firefox.exe (PID: 3572)
      • firefox.exe (PID: 3760)
      • firefox.exe (PID: 1536)
      • firefox.exe (PID: 3180)

    • Reads the computer name

      • firefox.exe (PID: 3180)
      • firefox.exe (PID: 2760)
      • firefox.exe (PID: 3572)
      • firefox.exe (PID: 1536)
      • firefox.exe (PID: 2684)
      • firefox.exe (PID: 3760)

    • Creates files in the program directory

      • firefox.exe (PID: 2684)

    • Reads CPU info

      • firefox.exe (PID: 2684)

    • Reads the date of Windows installation

      • firefox.exe (PID: 2684)

    • Dropped object may contain Bitcoin addresses

      • firefox.exe (PID: 2684)

    • Creates files in the user directory

      • firefox.exe (PID: 2684)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
7
Malicious processes
0
Suspicious processes
1

Behavior graph

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

Process information

PID
CMD
Path
Indicators
Parent process
1536"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2684.20.1689700497\347791589" -childID 3 -isForBrowser -prefsHandle 3544 -prefMapHandle 3540 -prefsLen 7470 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2684 "\\.\pipe\gecko-crash-server-pipe.2684" 3560 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ntdll.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\crypt32.dll
2684"C:\Program Files\Mozilla Firefox\firefox.exe" https://adserver.wolterskluwer.plC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\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\version.dll
2760"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2684.6.2030350975\742932735" -childID 1 -isForBrowser -prefsHandle 2732 -prefMapHandle 2728 -prefsLen 181 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2684 "\\.\pipe\gecko-crash-server-pipe.2684" 2744 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\crypt32.dll
2912"C:\Program Files\Mozilla Firefox\firefox.exe" "https://adserver.wolterskluwer.pl"C:\Program Files\Mozilla Firefox\firefox.exe—Explorer.EXE
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\crypt32.dll
3180"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2684.0.1279730446\1671649723" -parentBuildID 20201112153044 -prefsHandle 1116 -prefMapHandle 1108 -prefsLen 1 -prefMapSize 238726 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2684 "\\.\pipe\gecko-crash-server-pipe.2684" 916 gpuC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\crypt32.dll
3572"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2684.13.1172142203\1119342266" -childID 2 -isForBrowser -prefsHandle 3032 -prefMapHandle 3024 -prefsLen 6644 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2684 "\\.\pipe\gecko-crash-server-pipe.2684" 3044 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll
c:\windows\system32\msasn1.dll
3760"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2684.27.1962014668\1796403590" -childID 4 -isForBrowser -prefsHandle 3732 -prefMapHandle 3728 -prefsLen 7470 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2684 "\\.\pipe\gecko-crash-server-pipe.2684" 3744 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\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\crypt32.dll
Total events
9 567
Read events
9 543
Write events
24
Delete events
0

Modification events

(PID) Process:(2912) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Launcher
Value:
0594168978000000
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Browser
Value:
A59C168978000000
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Telemetry
Value:
0
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\DllPrefetchExperiment
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe
Value:
0
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|DisableTelemetry
Value:
1
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|DisableDefaultBrowserAgent
Value:
0
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|ServicesSettingsServer
Value:
https://firefox.settings.services.mozilla.com/v1
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|SecurityContentSignatureRootHash
Value:
97:E8:BA:9C:F1:2F:B3:DE:53:CC:42:A4:E6:57:7E:D6:4D:F4:93:C2:47:B4:14:FE:A0:36:81:8D:38:23:56:0E
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2684) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
460000003B010000090000000000000000000000000000000400000000000000C0E333BBEAB1D3010000000000000000000000000100000002000000C0A80164000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Executable files
4
Suspicious files
132
Text files
47
Unknown types
37

Dropped files

PID
Process
Filename
Type
2684firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin —
MD5:—
SHA256:—
2684firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite —
MD5:—
SHA256:—
2684firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-walbinary
MD5:—
SHA256:—
2684firefox.exeC:\Users\admin\AppData\Local\Temp\mz_etilqs_FxWDYwBTrgNhYijbinary
MD5:—
SHA256:—
2684firefox.exeC:\Users\admin\AppData\Local\Temp\mz_etilqs_IxViMoL51CkNxatbinary
MD5:—
SHA256:—
2684firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
2684firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.jsonbinary
MD5:EA8B62857DFDBD3D0BE7D7E4A954EC9A
SHA256:792955295AE9C382986222C6731C5870BD0E921E7F7E34CC4615F5CD67F225DA
2684firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
2684firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\2918063365piupsah.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
2684firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4.tmpjsonlz4
MD5:B17F8D93B0C43D6B72DC03752C20A2D9
SHA256:ADA0F70D374223FB63C2F19471FAB45D986A681E2485692E63F00F5071F19D76
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
108
TCP/UDP connections
110
DNS requests
276
Threats
4

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2684
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2684
firefox.exe
GET
503
150.138.151.133:80
http://dcebpotvc.co.sonhoo.com/
CN
html
596 b
whitelisted
2684
firefox.exe
GET
503
150.138.151.133:80
http://dcebpotvc.co.sonhoo.com/favicon.ico
CN
html
596 b
whitelisted
2684
firefox.exe
POST
200
142.250.185.227:80
http://ocsp.pki.goog/gts1c3
US
der
471 b
whitelisted
2684
firefox.exe
POST
200
150.138.151.133:80
http://dcebpotvc.co.sonhoo.com/yjs-cgi/security/js_challenge/verify?token=e3dc131d9975b18b0dce241061bb7499d5539ded_1644494665
CN
binary
48 b
whitelisted
2684
firefox.exe
GET
200
150.138.151.133:80
http://dcebpotvc.co.sonhoo.com/.well-known/yunjiasu-cgi/scripts/jschl.js
CN
text
8.47 Kb
whitelisted
2684
firefox.exe
POST
200
142.250.185.227:80
http://ocsp.pki.goog/gts1c3
US
der
471 b
whitelisted
2684
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2684
firefox.exe
GET
200
150.138.151.133:80
http://dcebpotvc.co.sonhoo.com/.well-known/yunjiasu-cgi/scripts/miao.v2.min.js
CN
text
43.8 Kb
whitelisted
2684
firefox.exe
GET
302
150.138.151.133:80
http://dcebpotvc.co.sonhoo.com/
CN
html
177 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
2684
firefox.exe
34.107.221.82:80
detectportal.firefox.com
—
US
whitelisted
2684
firefox.exe
213.218.108.186:443
adserver.wolterskluwer.pl
T-Mobile Czech Republic a.s.
PL
unknown
2684
firefox.exe
52.89.132.147:443
location.services.mozilla.com
Amazon.com, Inc.
US
unknown
2684
firefox.exe
18.66.248.40:443
content-signature-2.cdn.mozilla.net
Massachusetts Institute of Technology
US
suspicious
2684
firefox.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2684
firefox.exe
142.250.185.202:443
safebrowsing.googleapis.com
Google Inc.
US
whitelisted
2684
firefox.exe
35.155.98.26:443
push.services.mozilla.com
Amazon.com, Inc.
US
unknown
2684
firefox.exe
108.157.4.58:443
snippets.cdn.mozilla.net
—
US
suspicious
2684
firefox.exe
192.124.249.23:80
ocsp.godaddy.com
Sucuri
US
suspicious
2684
firefox.exe
142.250.185.227:80
ocsp.pki.goog
Google Inc.
US
whitelisted

DNS requests

Domain
IP
Reputation
detectportal.firefox.com
  • 34.107.221.82
whitelisted
prod.detectportal.prod.cloudops.mozgcp.net
  • 34.107.221.82
  • 2600:1901:0:38d7::
whitelisted
adserver.wolterskluwer.pl
  • 213.218.108.186
unknown
firefox.settings.services.mozilla.com
  • 18.66.248.43
  • 18.66.248.55
  • 18.66.248.38
  • 18.66.248.29
whitelisted
location.services.mozilla.com
  • 52.89.132.147
  • 54.187.205.23
  • 52.88.6.42
  • 54.184.0.147
  • 54.187.53.15
  • 34.217.232.122
whitelisted
locprod2-elb-us-west-2.prod.mozaws.net
  • 34.217.232.122
  • 54.187.53.15
  • 54.184.0.147
  • 52.88.6.42
  • 54.187.205.23
  • 52.89.132.147
whitelisted
example.org
  • 93.184.216.34
whitelisted
ipv4only.arpa
  • 192.0.0.171
  • 192.0.0.170
whitelisted
content-signature-2.cdn.mozilla.net
  • 18.66.248.40
  • 18.66.248.112
  • 18.66.248.105
  • 18.66.248.5
whitelisted
d2nxq2uap88usk.cloudfront.net
  • 18.66.248.5
  • 18.66.248.105
  • 18.66.248.112
  • 18.66.248.40
  • 2600:9000:2057:5600:a:da5e:7900:93a1
  • 2600:9000:2057:be00:a:da5e:7900:93a1
  • 2600:9000:2057:6000:a:da5e:7900:93a1
  • 2600:9000:2057:f600:a:da5e:7900:93a1
  • 2600:9000:2057:e00:a:da5e:7900:93a1
  • 2600:9000:2057:4600:a:da5e:7900:93a1
  • 2600:9000:2057:4a00:a:da5e:7900:93a1
  • 2600:9000:2057:e600:a:da5e:7900:93a1
shared

Threats

PID
Process
Class
Message
2684
firefox.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
2684
firefox.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
2684
firefox.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
2684
firefox.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
No debug info
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Reports
https://adserver.wolterskluwer.pl