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URL:

https://labcorp.tbs.aon.com/Covance/media/Covance/Headers/Labcorp_i_flex_guide_2022.pdf

Full analysis: https://app.any.run/tasks/ef85e138-719d-4283-9708-a12f4518be66
Verdict: Malicious activity
Analysis date: August 12, 2022, 15:08:32
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

304D7E636C09CE5BD909D9BB54E7FC13

SHA1:

7997C33020B6F7F39C51C89E6A104352645B77BE

SHA256:

BB104CC217F57C8C90FD84CBD24D8192FF9885A69BFE1692DA988BE945AC8871

SSDEEP:

3:N8EHGULR2l9vKmIEGtAoAXWKq9XQ7Dy+MBdXbV1n:2EjR2zSxE6QQ1EObX

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: 3528)

  • SUSPICIOUS

    • Drops a file with a compile date too recent

      • firefox.exe (PID: 3528)

    • Executable content was dropped or overwritten

      • firefox.exe (PID: 3528)

  • INFO

    • Application launched itself

      • firefox.exe (PID: 352)
      • firefox.exe (PID: 3528)

    • Reads the computer name

      • firefox.exe (PID: 2912)
      • firefox.exe (PID: 2352)
      • firefox.exe (PID: 3528)
      • firefox.exe (PID: 1772)
      • firefox.exe (PID: 3756)
      • firefox.exe (PID: 1156)
      • firefox.exe (PID: 768)

    • Creates files in the program directory

      • firefox.exe (PID: 3528)

    • Checks supported languages

      • firefox.exe (PID: 352)
      • firefox.exe (PID: 2352)
      • firefox.exe (PID: 1156)
      • firefox.exe (PID: 3528)
      • firefox.exe (PID: 3756)
      • firefox.exe (PID: 1772)
      • firefox.exe (PID: 768)
      • firefox.exe (PID: 2912)

    • Reads CPU info

      • firefox.exe (PID: 3528)

    • Dropped object may contain Bitcoin addresses

      • firefox.exe (PID: 3528)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
8
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 firefox.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
352"C:\Program Files\Mozilla Firefox\firefox.exe" "https://labcorp.tbs.aon.com/Covance/media/Covance/Headers/Labcorp_i_flex_guide_2022.pdf"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
3528"C:\Program Files\Mozilla Firefox\firefox.exe" https://labcorp.tbs.aon.com/Covance/media/Covance/Headers/Labcorp_i_flex_guide_2022.pdfC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Version:
83.0
2352"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3528.0.1578392686\1305698451" -parentBuildID 20201112153044 -prefsHandle 1092 -prefMapHandle 820 -prefsLen 1 -prefMapSize 238726 -appdir "C:\Program Files\Mozilla Firefox\browser" - 3528 "\\.\pipe\gecko-crash-server-pipe.3528" 1184 gpuC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Version:
83.0
1772"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3528.6.1021803333\1618576620" -childID 1 -isForBrowser -prefsHandle 3092 -prefMapHandle 3088 -prefsLen 245 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 3528 "\\.\pipe\gecko-crash-server-pipe.3528" 3104 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
83.0
3756"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3528.13.2103324643\2142642685" -childID 2 -isForBrowser -prefsHandle 2412 -prefMapHandle 2408 -prefsLen 6644 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 3528 "\\.\pipe\gecko-crash-server-pipe.3528" 2380 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
83.0
1156"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3528.20.1709805030\648303410" -childID 3 -isForBrowser -prefsHandle 3468 -prefMapHandle 3480 -prefsLen 7307 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 3528 "\\.\pipe\gecko-crash-server-pipe.3528" 3012 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
83.0
2912"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3528.27.1155356056\707018856" -childID 4 -isForBrowser -prefsHandle 1704 -prefMapHandle 1708 -prefsLen 7378 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 3528 "\\.\pipe\gecko-crash-server-pipe.3528" 3756 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
83.0
768"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3528.28.179660432\189977315" -childID 5 -isForBrowser -prefsHandle 3748 -prefMapHandle 3740 -prefsLen 7378 -prefMapSize 238726 -parentBuildID 20201112153044 -appdir "C:\Program Files\Mozilla Firefox\browser" - 3528 "\\.\pipe\gecko-crash-server-pipe.3528" 3816 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
Total events
8 076
Read events
8 052
Write events
24
Delete events
0

Modification events

(PID) Process:(352) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Launcher
Value:
C3BA847205000000
(PID) Process:(3528) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Browser
Value:
D8C5847205000000
(PID) Process:(3528) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Telemetry
Value:
0
(PID) Process:(3528) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\DllPrefetchExperiment
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe
Value:
0
(PID) Process:(3528) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|DisableTelemetry
Value:
1
(PID) Process:(3528) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|DisableDefaultBrowserAgent
Value:
0
(PID) Process:(3528) 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:(3528) 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:(3528) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(3528) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
460000003B010000090000000000000000000000000000000400000000000000C0E333BBEAB1D3010000000000000000000000000100000002000000C0A80164000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Executable files
4
Suspicious files
94
Text files
26
Unknown types
22

Dropped files

PID
Process
Filename
Type
3528firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin —
MD5:—
SHA256:—
3528firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite —
MD5:—
SHA256:—
3528firefox.exeC:\Users\admin\AppData\Local\Temp\mz_etilqs_6uabt1N3fGLfPaEbinary
MD5:B07AACED6A2EAFF562D1BD3196AF2959
SHA256:9B266C5C83096A970452310A06C0E32E0B7814CF945FA1169244BBDDF72995E7
3528firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-walbinary
MD5:70D3E2DF59A5DBD885A809CFA884C1CE
SHA256:0A93BC37DF37FD8ACE85BF54328D6B0E93D6934DEE006BFDCE3BF1232B12B410
3528firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmpbinary
MD5:EA8B62857DFDBD3D0BE7D7E4A954EC9A
SHA256:792955295AE9C382986222C6731C5870BD0E921E7F7E34CC4615F5CD67F225DA
3528firefox.exeC:\Users\admin\AppData\Local\Temp\mz_etilqs_oMHQcgabCZC0Z5Ybinary
MD5:D6CDDDADE6DDC8D297CF27FD3AAD355B
SHA256:8F850B552D67055DD6C6812E97BA50B452850F507DECA2D35F9733559B616FA6
3528firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3561288849sdhlie.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
3528firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
3528firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
3528firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs.jstext
MD5:299A2B747C11E4BDA194E563FEA4A699
SHA256:94EE461F62E8B4A0A65471A41E10C8C56722B73C0A019D76ACA7F5BAF109813E
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
10
TCP/UDP connections
49
DNS requests
73
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3528
firefox.exe
POST
200
142.250.185.195:80
http://ocsp.pki.goog/gts1c3
US
der
472 b
whitelisted
3528
firefox.exe
POST
200
142.250.185.195:80
http://ocsp.pki.goog/gts1c3
US
der
472 b
whitelisted
3528
firefox.exe
POST
200
142.250.185.195:80
http://ocsp.pki.goog/gts1c3
US
der
472 b
whitelisted
3528
firefox.exe
POST
200
142.250.185.195:80
http://ocsp.pki.goog/gts1c3
US
der
471 b
whitelisted
3528
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
3528
firefox.exe
GET
200
2.16.106.209:80
http://ciscobinary.openh264.org/openh264-win32-2e1774ab6dc6c43debb0b5b628bdf122a391d521.zip
unknown
compressed
479 Kb
whitelisted
3528
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/success.txt
US
text
8 b
whitelisted
3528
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
3528
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/success.txt?ipv4
US
text
8 b
whitelisted
3528
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.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
3528
firefox.exe
34.107.221.82:80
detectportal.firefox.com
—
US
whitelisted
3528
firefox.exe
54.184.13.11:443
location.services.mozilla.com
Amazon.com, Inc.
US
unknown
3528
firefox.exe
34.213.92.18:443
push.services.mozilla.com
Amazon.com, Inc.
US
unknown
3528
firefox.exe
142.250.185.195:80
ocsp.pki.goog
Google Inc.
US
whitelisted
3528
firefox.exe
52.222.214.96:443
firefox.settings.services.mozilla.com
Amazon.com, Inc.
US
suspicious
3528
firefox.exe
51.105.160.204:443
labcorp.tbs.aon.com
Microsoft Corporation
GB
unknown
3528
firefox.exe
52.222.236.127:443
firefox-settings-attachments.cdn.mozilla.net
Amazon.com, Inc.
US
suspicious
3528
firefox.exe
142.250.74.202:443
safebrowsing.googleapis.com
Google Inc.
US
whitelisted
3528
firefox.exe
18.66.139.125:443
content-signature-2.cdn.mozilla.net
Massachusetts Institute of Technology
US
malicious
3528
firefox.exe
35.244.181.201:443
aus5.mozilla.org
—
US
suspicious

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
labcorp.tbs.aon.com
  • 51.105.160.204
unknown
gi-weu-prod-kentico01.westeurope.cloudapp.azure.com
  • 51.105.160.204
unknown
firefox.settings.services.mozilla.com
  • 52.222.214.96
  • 52.222.214.84
  • 52.222.214.116
  • 52.222.214.105
whitelisted
example.org
  • 93.184.216.34
whitelisted
ipv4only.arpa
  • 192.0.0.170
  • 192.0.0.171
whitelisted
content-signature-2.cdn.mozilla.net
  • 18.66.139.125
  • 18.66.139.97
  • 18.66.139.17
  • 18.66.139.67
whitelisted
d2nxq2uap88usk.cloudfront.net
  • 18.66.139.67
  • 18.66.139.17
  • 18.66.139.97
  • 18.66.139.125
  • 2600:9000:225e:2c00:a:da5e:7900:93a1
  • 2600:9000:225e:4400:a:da5e:7900:93a1
  • 2600:9000:225e:c800:a:da5e:7900:93a1
  • 2600:9000:225e:3200:a:da5e:7900:93a1
  • 2600:9000:225e:1400:a:da5e:7900:93a1
  • 2600:9000:225e:7a00:a:da5e:7900:93a1
  • 2600:9000:225e:6c00:a:da5e:7900:93a1
  • 2600:9000:225e:a400:a:da5e:7900:93a1
shared
location.services.mozilla.com
  • 54.184.13.11
  • 44.241.228.251
  • 52.35.17.16
  • 35.162.19.172
  • 34.213.44.137
  • 35.167.105.243
whitelisted

Threats

PID
Process
Class
Message
3528
firefox.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
3528
firefox.exe
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
—
—
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
—
—
Potentially Bad Traffic
ET INFO Terse Request for .txt - Likely Hostile
No debug info
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Reports
https://labcorp.tbs.aon.com/Covance/media/Covance/Headers/Labcorp_i_flex_guide_2022.pdf