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URL:

https://www.ezremoveservice.com/Pasternack2019/

Full analysis: https://app.any.run/tasks/76638053-9e70-4d3d-9de2-f5545b6aba55
Verdict: Malicious activity
Analysis date: June 27, 2022, 12:23:58
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

054A97E96503636B46BF08067D207ADA

SHA1:

60D6CA0AF4E49BA4769E88A8CFB1EBEDCF36D615

SHA256:

18FA1E3B1B1BF445277E147B5778CE7E8817E86C20721125F3FA4E4399CDCBFC

SSDEEP:

3:N8DSLRIeAgZGn:2OLR4gZGn

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

    • Drops executable file immediately after starts

      • firefox.exe (PID: 1296)

  • SUSPICIOUS

    • Drops a file with a compile date too recent

      • firefox.exe (PID: 1296)

    • Executable content was dropped or overwritten

      • firefox.exe (PID: 1296)

  • INFO

    • Checks supported languages

      • firefox.exe (PID: 1296)
      • firefox.exe (PID: 2692)
      • firefox.exe (PID: 3296)
      • firefox.exe (PID: 2468)
      • firefox.exe (PID: 3068)
      • firefox.exe (PID: 3324)
      • firefox.exe (PID: 2368)

    • Reads the computer name

      • firefox.exe (PID: 1296)
      • firefox.exe (PID: 2468)
      • firefox.exe (PID: 3296)
      • firefox.exe (PID: 3324)
      • firefox.exe (PID: 3068)
      • firefox.exe (PID: 2368)

    • Reads CPU info

      • firefox.exe (PID: 1296)

    • Application launched itself

      • firefox.exe (PID: 1296)
      • firefox.exe (PID: 2692)

    • Creates files in the program directory

      • firefox.exe (PID: 1296)

    • Creates files in the user directory

      • firefox.exe (PID: 1296)

    • Dropped object may contain Bitcoin addresses

      • firefox.exe (PID: 1296)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
7
Malicious processes
1
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
2692"C:\Program Files\Mozilla Firefox\firefox.exe" "https://www.ezremoveservice.com/Pasternack2019/"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\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\crypt32.dll
1296"C:\Program Files\Mozilla Firefox\firefox.exe" https://www.ezremoveservice.com/Pasternack2019/C:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
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
3296"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1296.0.1581014541\1662027720" -parentBuildID 20201112153044 -prefsHandle 1116 -prefMapHandle 900 -prefsLen 1 -prefMapSize 238726 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1296 "\\.\pipe\gecko-crash-server-pipe.1296" 1204 gpuC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
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\msasn1.dll
2468"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1296.6.963030368\1915673601" -childID 1 -isForBrowser -prefsHandle 3188 -prefMapHandle 3184 -prefsLen 181 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1296 "\\.\pipe\gecko-crash-server-pipe.1296" 3200 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll
c:\windows\system32\crypt32.dll
3324"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1296.13.1295449579\1111471873" -childID 2 -isForBrowser -prefsHandle 2720 -prefMapHandle 1952 -prefsLen 6644 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1296 "\\.\pipe\gecko-crash-server-pipe.1296" 2672 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
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\sechost.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\crypt32.dll
2368"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1296.20.1308726313\638898403" -childID 3 -isForBrowser -prefsHandle 3504 -prefMapHandle 2716 -prefsLen 7307 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1296 "\\.\pipe\gecko-crash-server-pipe.1296" 3520 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\kernelbase.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
3068"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1296.27.1377987570\808557690" -childID 4 -isForBrowser -prefsHandle 3700 -prefMapHandle 3696 -prefsLen 7307 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1296 "\\.\pipe\gecko-crash-server-pipe.1296" 3712 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
83.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\kernelbase.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
7 655
Read events
7 631
Write events
24
Delete events
0

Modification events

(PID) Process:(2692) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Launcher
Value:
DF607DB245000000
(PID) Process:(1296) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Browser
Value:
D6687DB245000000
(PID) Process:(1296) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Telemetry
Value:
0
(PID) Process:(1296) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\DllPrefetchExperiment
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe
Value:
0
(PID) Process:(1296) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|DisableTelemetry
Value:
1
(PID) Process:(1296) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|DisableDefaultBrowserAgent
Value:
0
(PID) Process:(1296) 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:(1296) 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:(1296) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(1296) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
460000003B010000090000000000000000000000000000000400000000000000C0E333BBEAB1D3010000000000000000000000000100000002000000C0A80164000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Executable files
4
Suspicious files
93
Text files
36
Unknown types
21

Dropped files

PID
Process
Filename
Type
1296firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin —
MD5:—
SHA256:—
1296firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite —
MD5:—
SHA256:—
1296firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\2918063365piupsah.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
1296firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.binbinary
MD5:994A33896BB41A278A315D0D796422B6
SHA256:54EC50A20FFF8CC016710E49437CF6A11D3FE5EE7B28C185E4A9AAFEE2908B63
1296firefox.exeC:\Users\admin\AppData\Local\Temp\mz_etilqs_4wGwrGtADzTFb9ebinary
MD5:715F02C303676E3404BC17FB2349770E
SHA256:2FC773787E2D9CC95DD4C48FE497B8DAC671244439BC3D5AB729043012129A5C
1296firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmpbinary
MD5:EA8B62857DFDBD3D0BE7D7E4A954EC9A
SHA256:792955295AE9C382986222C6731C5870BD0E921E7F7E34CC4615F5CD67F225DA
1296firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.jsonbinary
MD5:EA8B62857DFDBD3D0BE7D7E4A954EC9A
SHA256:792955295AE9C382986222C6731C5870BD0E921E7F7E34CC4615F5CD67F225DA
1296firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
1296firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\settings\main\ms-language-packs\asrouter.ftltext
MD5:C460716B62456449360B23CF5663F275
SHA256:0EC0F16F92D876A9C1140D4C11E2B346A9292984D9A854360E54E99FDCD99CC0
1296firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.jstext
MD5:299A2B747C11E4BDA194E563FEA4A699
SHA256:94EE461F62E8B4A0A65471A41E10C8C56722B73C0A019D76ACA7F5BAF109813E
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
9
TCP/UDP connections
52
DNS requests
100
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1296
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
1296
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
1296
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/success.txt
US
text
8 b
whitelisted
1296
firefox.exe
GET
200
2.16.106.209:80
http://ciscobinary.openh264.org/openh264-win32-2e1774ab6dc6c43debb0b5b628bdf122a391d521.zip
unknown
compressed
479 Kb
whitelisted
1296
firefox.exe
POST
200
142.250.187.163:80
http://ocsp.pki.goog/gts1c3
US
der
472 b
whitelisted
1296
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
1296
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/success.txt?ipv4
US
text
8 b
whitelisted
1296
firefox.exe
POST
200
142.250.187.163:80
http://ocsp.pki.goog/gts1c3
US
der
471 b
whitelisted
1296
firefox.exe
POST
200
142.250.187.163:80
http://ocsp.pki.goog/gts1c3
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
1296
firefox.exe
34.107.221.82:80
detectportal.firefox.com
—
US
whitelisted
1296
firefox.exe
34.209.127.219:443
location.services.mozilla.com
Amazon.com, Inc.
US
unknown
1296
firefox.exe
107.180.46.242:443
www.ezremoveservice.com
GoDaddy.com, LLC
US
malicious
1296
firefox.exe
142.250.187.163:80
ocsp.pki.goog
Google Inc.
US
whitelisted
1296
firefox.exe
54.191.251.76:443
push.services.mozilla.com
Amazon.com, Inc.
US
unknown
1296
firefox.exe
18.66.248.5:443
content-signature-2.cdn.mozilla.net
Massachusetts Institute of Technology
US
malicious
1296
firefox.exe
142.250.187.106:443
safebrowsing.googleapis.com
Google Inc.
US
whitelisted
1296
firefox.exe
18.66.248.38:443
firefox.settings.services.mozilla.com
Massachusetts Institute of Technology
US
suspicious
1296
firefox.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
1296
firefox.exe
18.66.248.29:443
firefox.settings.services.mozilla.com
Massachusetts Institute of Technology
US
suspicious

DNS requests

Domain
IP
Reputation
detectportal.firefox.com
  • 34.107.221.82
whitelisted
www.ezremoveservice.com
  • 107.180.46.242
malicious
prod.detectportal.prod.cloudops.mozgcp.net
  • 34.107.221.82
  • 2600:1901:0:38d7::
whitelisted
ezremoveservice.com
  • 107.180.46.242
malicious
firefox.settings.services.mozilla.com
  • 18.66.248.38
  • 18.66.248.55
  • 18.66.248.29
  • 18.66.248.43
whitelisted
example.org
  • 93.184.216.34
whitelisted
ipv4only.arpa
  • 192.0.0.171
  • 192.0.0.170
whitelisted
location.services.mozilla.com
  • 34.209.127.219
  • 52.40.106.245
  • 54.189.127.149
  • 52.36.164.126
  • 35.163.114.24
  • 34.208.249.219
whitelisted
locprod2-elb-us-west-2.prod.mozaws.net
  • 34.208.249.219
  • 35.163.114.24
  • 52.36.164.126
  • 54.189.127.149
  • 52.40.106.245
  • 34.209.127.219
whitelisted
safebrowsing.googleapis.com
  • 142.250.187.106
  • 2a00:1450:4017:812::200a
whitelisted

Threats

PID
Process
Class
Message
1296
firefox.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
1296
firefox.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
No debug info
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Reports
https://www.ezremoveservice.com/Pasternack2019/