URL:

https://www.downloadhelper.net/install-coapp?browser=firefox

Full analysis: https://app.any.run/tasks/63a5f318-0815-4a0f-8ab2-2f79512925c0
Verdict: Malicious activity
Analysis date: November 10, 2019, 18:12:36
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

234C3F8DF14154739AB7E181E3591992

SHA1:

D35B0672F1DB095E675123E92E536451E1F93DAF

SHA256:

8CAF407B22132A59C62C0D878836846B5B22E2D5A69AA89790D54CA2DF2EA591

SSDEEP:

3:N8DSL0QsVAXL0tygGG8XlDWKdn:2OLx0yL0tZGtcKdn

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

    • Application was dropped or rewritten from another process

      • VdhCoAppSetup-1.3.0.exe (PID: 2988)
      • VdhCoAppSetup-1.3.0.exe (PID: 2264)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • VdhCoAppSetup-1.3.0.exe (PID: 2264)
      • VdhCoAppSetup-1.3.0.tmp (PID: 964)
      • firefox.exe (PID: 2776)
      • VdhCoAppSetup-1.3.0.exe (PID: 2988)

    • Creates files in the program directory

      • firefox.exe (PID: 2776)

    • Reads Windows owner or organization settings

      • VdhCoAppSetup-1.3.0.tmp (PID: 964)

    • Reads the Windows organization settings

      • VdhCoAppSetup-1.3.0.tmp (PID: 964)

  • INFO

    • Reads CPU info

      • firefox.exe (PID: 2776)

    • Creates files in the user directory

      • firefox.exe (PID: 2776)

    • Loads dropped or rewritten executable

      • VdhCoAppSetup-1.3.0.tmp (PID: 964)

    • Creates a software uninstall entry

      • VdhCoAppSetup-1.3.0.tmp (PID: 964)

    • Application launched itself

      • firefox.exe (PID: 1756)
      • firefox.exe (PID: 2776)

    • Reads settings of System Certificates

      • firefox.exe (PID: 2776)

    • Application was dropped or rewritten from another process

      • VdhCoAppSetup-1.3.0.tmp (PID: 964)
      • VdhCoAppSetup-1.3.0.tmp (PID: 1792)

    • Creates files in the program directory

      • VdhCoAppSetup-1.3.0.tmp (PID: 964)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
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All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
10
Malicious processes
3
Suspicious processes
3

Behavior graph

Click at the process to see the details
start drop and start drop and start drop and start firefox.exe no specs firefox.exe firefox.exe no specs firefox.exe firefox.exe firefox.exe vdhcoappsetup-1.3.0.exe vdhcoappsetup-1.3.0.tmp no specs vdhcoappsetup-1.3.0.exe vdhcoappsetup-1.3.0.tmp

Process information

PID
CMD
Path
Indicators
Parent process
388"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2776.0.43858104\646726711" -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" - 2776 "\\.\pipe\gecko-crash-server-pipe.2776" 1168 gpuC:\Program Files\Mozilla Firefox\firefox.exe—firefox.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\kernelbase.dll
c:\windows\system32\kernel32.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
964"C:\Users\admin\AppData\Local\Temp\is-H57D7.tmp\VdhCoAppSetup-1.3.0.tmp" /SL5="$5013E,42123421,119296,C:\Users\admin\Downloads\VdhCoAppSetup-1.3.0.exe" /SPAWNWND=$40146 /NOTIFYWND=$4018E C:\Users\admin\AppData\Local\Temp\is-H57D7.tmp\VdhCoAppSetup-1.3.0.tmp
VdhCoAppSetup-1.3.0.exe
User:
admin
Integrity Level:
HIGH
Description:
Setup/Uninstall
Exit code:
0
Version:
51.1052.0.0
Modules
Images
c:\users\admin\appdata\local\temp\is-h57d7.tmp\vdhcoappsetup-1.3.0.tmp
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
1756"C:\Program Files\Mozilla Firefox\firefox.exe" "https://www.downloadhelper.net/install-coapp?browser=firefox"C:\Program Files\Mozilla Firefox\firefox.exe—explorer.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
1792"C:\Users\admin\AppData\Local\Temp\is-USF88.tmp\VdhCoAppSetup-1.3.0.tmp" /SL5="$4018E,42123421,119296,C:\Users\admin\Downloads\VdhCoAppSetup-1.3.0.exe" C:\Users\admin\AppData\Local\Temp\is-USF88.tmp\VdhCoAppSetup-1.3.0.tmp—VdhCoAppSetup-1.3.0.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Setup/Uninstall
Exit code:
0
Version:
51.1052.0.0
Modules
Images
c:\users\admin\appdata\local\temp\is-usf88.tmp\vdhcoappsetup-1.3.0.tmp
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
2132"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2776.20.1645411085\960444354" -childID 3 -isForBrowser -prefsHandle 1908 -prefMapHandle 3864 -prefsLen 7297 -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" - 2776 "\\.\pipe\gecko-crash-server-pipe.2776" 3908 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
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
2136"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2776.13.1389795052\815133544" -childID 2 -isForBrowser -prefsHandle 2908 -prefMapHandle 2912 -prefsLen 5996 -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" - 2776 "\\.\pipe\gecko-crash-server-pipe.2776" 2924 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
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
2264"C:\Users\admin\Downloads\VdhCoAppSetup-1.3.0.exe" /SPAWNWND=$40146 /NOTIFYWND=$4018E C:\Users\admin\Downloads\VdhCoAppSetup-1.3.0.exe
VdhCoAppSetup-1.3.0.tmp
User:
admin
Company:
DownloadHelper
Integrity Level:
HIGH
Description:
VdhCoApp Setup
Exit code:
0
Version:
Modules
Images
c:\users\admin\downloads\vdhcoappsetup-1.3.0.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\user32.dll
2776"C:\Program Files\Mozilla Firefox\firefox.exe" https://www.downloadhelper.net/install-coapp?browser=firefoxC:\Program Files\Mozilla Firefox\firefox.exe
firefox.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
2988"C:\Users\admin\Downloads\VdhCoAppSetup-1.3.0.exe" C:\Users\admin\Downloads\VdhCoAppSetup-1.3.0.exe
firefox.exe
User:
admin
Company:
DownloadHelper
Integrity Level:
MEDIUM
Description:
VdhCoApp Setup
Exit code:
0
Version:
Modules
Images
c:\users\admin\downloads\vdhcoappsetup-1.3.0.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
3120"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2776.3.1313555930\489307633" -childID 1 -isForBrowser -prefsHandle 1272 -prefMapHandle 844 -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" - 2776 "\\.\pipe\gecko-crash-server-pipe.2776" 1664 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
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
Total events
1 157
Read events
1 100
Write events
51
Delete events
6

Modification events

(PID) Process:(2776) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Browser
Value:
D7D5741803000000
(PID) Process:(1756) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Launcher
Value:
3638721803000000
(PID) Process:(2776) firefox.exeKey:HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Telemetry
Value:
1
(PID) Process:(2776) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2776) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(2776) firefox.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2776) firefox.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\p2pcollab.dll,-8042
Value:
Peer to Peer Trust
(PID) Process:(2776) firefox.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\qagentrt.dll,-10
Value:
System Health Authentication
(PID) Process:(2776) firefox.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dnsapi.dll,-103
Value:
Domain Name System (DNS) Server Trust
(PID) Process:(2776) firefox.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E
Operation:writeName:@%SystemRoot%\System32\fveui.dll,-843
Value:
BitLocker Drive Encryption
Executable files
42
Suspicious files
81
Text files
37
Unknown types
69

Dropped files

PID
Process
Filename
Type
2776firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin —
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js —
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp —
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1451318868ntouromlalnodry--epcr.sqlite-shm —
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shm —
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4.tmp —
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.binbinary
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\cache2\entries\2FB5D6C9E9B265D386B6F955DDEFD737AB086EF2binary
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\cache2\entries\8F27900C3FD07A62503ED251B3016AC05E548000der
MD5:—
SHA256:—
2776firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-child-current.binbinary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
16
TCP/UDP connections
33
DNS requests
96
Threats
2

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2776
firefox.exe
POST
200
172.217.22.35:80
http://ocsp.pki.goog/gts1o1
US
der
472 b
whitelisted
2776
firefox.exe
POST
200
172.217.22.35:80
http://ocsp.pki.goog/gts1o1
US
der
472 b
whitelisted
2776
firefox.exe
POST
200
172.217.22.35:80
http://ocsp.pki.goog/gts1o1
US
der
472 b
whitelisted
2776
firefox.exe
POST
200
151.139.128.14:80
http://ocsp.comodoca4.com/
US
der
281 b
whitelisted
2776
firefox.exe
POST
200
172.217.22.35:80
http://ocsp.pki.goog/gts1o1
US
der
472 b
whitelisted
2776
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2776
firefox.exe
POST
200
172.217.22.35:80
http://ocsp.pki.goog/gts1o1
US
der
472 b
whitelisted
2776
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2776
firefox.exe
POST
200
172.217.22.35:80
http://ocsp.pki.goog/gts1o1
US
der
471 b
whitelisted
2776
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
2776
firefox.exe
104.25.231.12:443
www.downloadhelper.net
Cloudflare Inc
US
unknown
2776
firefox.exe
151.139.128.14:80
ocsp.comodoca4.com
Highwinds Network Group, Inc.
US
suspicious
2776
firefox.exe
2.16.186.50:80
detectportal.firefox.com
Akamai International B.V.
—
whitelisted
2776
firefox.exe
52.89.218.39:443
search.services.mozilla.com
Amazon.com, Inc.
US
unknown
2776
firefox.exe
34.214.149.136:443
push.services.mozilla.com
Amazon.com, Inc.
US
unknown
2776
firefox.exe
35.161.239.106:443
tiles.services.mozilla.com
Amazon.com, Inc.
US
unknown
2776
firefox.exe
13.35.253.14:443
snippets.cdn.mozilla.net
—
US
unknown
2776
firefox.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2776
firefox.exe
209.197.3.15:443
maxcdn.bootstrapcdn.com
Highwinds Network Group, Inc.
US
whitelisted
2776
firefox.exe
172.217.22.35:80
ocsp.pki.goog
Google Inc.
US
whitelisted

DNS requests

Domain
IP
Reputation
www.downloadhelper.net
  • 104.25.231.12
  • 104.25.230.12
unknown
detectportal.firefox.com
  • 2.16.186.50
  • 2.16.186.112
whitelisted
a1089.dscd.akamai.net
  • 2.16.186.112
  • 2.16.186.50
whitelisted
ocsp.comodoca4.com
  • 151.139.128.14
whitelisted
search.services.mozilla.com
  • 52.89.218.39
  • 52.35.182.58
  • 35.164.109.147
whitelisted
search.r53-2.services.mozilla.com
  • 35.164.109.147
  • 52.35.182.58
  • 52.89.218.39
whitelisted
push.services.mozilla.com
  • 34.214.149.136
whitelisted
autopush.prod.mozaws.net
  • 34.214.149.136
whitelisted
snippets.cdn.mozilla.net
  • 13.35.253.14
  • 13.35.253.28
  • 13.35.253.31
  • 13.35.253.53
whitelisted
d228z91au11ukj.cloudfront.net
  • 13.35.253.53
  • 13.35.253.31
  • 13.35.253.28
  • 13.35.253.14
whitelisted

Threats

PID
Process
Class
Message
1080
svchost.exe
Potentially Bad Traffic
ET INFO Observed DNS Query to .cloud TLD
1080
svchost.exe
Potentially Bad Traffic
ET INFO Observed DNS Query to .cloud TLD
No debug info
Interactive malware hunting service ANY.RUN
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Reports
https://www.downloadhelper.net/install-coapp?browser=firefox