Malware analysis http://bolsa.uttlaxcala.edu.mx/media/system/js/caption.js Malicious activity

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URL:	http://bolsa.uttlaxcala.edu.mx/media/system/js/caption.js
Full analysis:	https://app.any.run/tasks/df80d0b5-c08a-48f6-8afe-38262fb24d17
Verdict:	Malicious activity
Analysis date:	August 13, 2019, 17:22:14
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:	C07A4CE005C0D7934591B12DD542B434
SHA1:	5A04F556BB14F148E595B50B0F635C3F3D02B254
SHA256:	169D478D0D51174AE5C8C5874957F76AD110980DBC2B6F25BFE2761575647E19
SSDEEP:	3:N1KclzJMhFEKbHIPKTVqD:Cc5iPbHiD

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.

Launch configuration

Task duration:: 60 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: none
MITM proxy:: off
Privacy:: Public submission
Fakenet option:: off
Route via Tor:: off
Autoconfirmation of UAC:: on
Network:: on

Software preset

Internet Explorer 8.0.7601.17514 undefined
Adobe Acrobat Reader DC MUI (15.023.20070)
Adobe Flash Player 26 ActiveX (26.0.0.131)
Adobe Flash Player 26 NPAPI (26.0.0.131)
Adobe Flash Player 26 PPAPI (26.0.0.131)
Adobe Refresh Manager (1.8.0)
CCleaner (5.35)
FileZilla Client 3.36.0 (3.36.0)
Google Chrome (75.0.3770.100)
Google Update Helper (1.3.34.7)
Java 8 Update 92 (8.0.920.14)
Java Auto Updater (2.8.92.14)
Microsoft .NET Framework 4.7.2 (4.7.03062)
Microsoft Office Access MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Access Setup Metadata MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Excel MUI (English) 2010 (14.0.6029.1000)
Microsoft Office OneNote MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Outlook MUI (English) 2010 (14.0.6029.1000)
Microsoft Office PowerPoint MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Professional 2010 (14.0.6029.1000)
Microsoft Office Proof (English) 2010 (14.0.6029.1000)
Microsoft Office Proof (French) 2010 (14.0.6029.1000)
Microsoft Office Proof (Spanish) 2010 (14.0.6029.1000)
Microsoft Office Proofing (English) 2010 (14.0.6029.1000)
Microsoft Office Publisher MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Shared MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Shared Setup Metadata MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Single Image 2010 (14.0.6029.1000)
Microsoft Office Word MUI (English) 2010 (14.0.6029.1000)
Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.6161 (9.0.30729.6161)
Microsoft Visual C++ 2010 x86 Redistributable - 10.0.40219 (10.0.40219)
Microsoft Visual C++ 2013 Redistributable (x86) - 12.0.30501 (12.0.30501.0)
Microsoft Visual C++ 2013 x86 Additional Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2013 x86 Minimum Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2015-2019 Redistributable (x86) - 14.21.27702 (14.21.27702.2)
Microsoft Visual C++ 2019 X86 Additional Runtime - 14.21.27702 (14.21.27702)
Microsoft Visual C++ 2019 X86 Minimum Runtime - 14.21.27702 (14.21.27702)
Mozilla Firefox 68.0.1 (x86 en-US) (68.0.1)
Notepad++ (32-bit x86) (7.5.1)
Opera 12.15 (12.15.1748)
Skype version 8.29 (8.29)
Update for Microsoft .NET Framework 4.7.2 (KB4087364) (1)
VLC media player (2.2.6)
WinRAR 5.60 (32-bit) (5.60.0)

Hotfixes

Client LanguagePack Package
Client Refresh LanguagePack Package
CodecPack Basic Package
Foundation Package
IE Troubleshooters Package
InternetExplorer Optional Package
KB2534111
KB2999226
KB4019990
KB976902
LocalPack AU Package
LocalPack CA Package
LocalPack GB Package
LocalPack US Package
LocalPack ZA Package
ProfessionalEdition
UltimateEdition

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MALICIOUS
No malicious indicators.
SUSPICIOUS
No suspicious indicators.
INFO
- Application launched itself
  - firefox.exe (PID: 2504)
- Creates files in the user directory
  - firefox.exe (PID: 2504)
- Reads CPU info
  - firefox.exe (PID: 2504)

Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

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No Malware configuration.

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No data.

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All screenshots are available in the full report

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Total processes

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

1640

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2504.13.2087479455\1997631662" -childID 2 -isForBrowser -prefsHandle 2852 -prefMapHandle 2856 -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" - 2504 "\\.\pipe\gecko-crash-server-pipe.2504" 2868 tab

C:\Program Files\Mozilla Firefox\firefox.exe

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

LOW

Description:

Firefox

Exit code:

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

2396

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2504.0.1176146545\1146798302" -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" - 2504 "\\.\pipe\gecko-crash-server-pipe.2504" 1180 gpu

C:\Program Files\Mozilla Firefox\firefox.exe

—

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

MEDIUM

Description:

Firefox

Exit code:

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

2484

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2504.20.1608378493\402054425" -childID 3 -isForBrowser -prefsHandle 3716 -prefMapHandle 3720 -prefsLen 7129 -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" - 2504 "\\.\pipe\gecko-crash-server-pipe.2504" 3732 tab

C:\Program Files\Mozilla Firefox\firefox.exe

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

LOW

Description:

Firefox

Exit code:

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

2504

"C:\Program Files\Mozilla Firefox\firefox.exe" http://bolsa.uttlaxcala.edu.mx/media/system/js/caption.js

C:\Program Files\Mozilla Firefox\firefox.exe

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

MEDIUM

Description:

Firefox

Exit code:

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

2880

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2504.3.432965986\1365541631" -childID 1 -isForBrowser -prefsHandle 1696 -prefMapHandle 1692 -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" - 2504 "\\.\pipe\gecko-crash-server-pipe.2504" 1716 tab

C:\Program Files\Mozilla Firefox\firefox.exe

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

LOW

Description:

Firefox

Exit code:

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

3300

"C:\Program Files\Mozilla Firefox\firefox.exe" "http://bolsa.uttlaxcala.edu.mx/media/system/js/caption.js"

C:\Program Files\Mozilla Firefox\firefox.exe

—

explorer.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

MEDIUM

Description:

Firefox

Exit code:

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\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll

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Total events

443

Read events

438

Write events

Delete events

Modification events


(PID) Process:	(3300) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:	write	Name:	C:\Program Files\Mozilla Firefox\firefox.exe\|Launcher
Value: 623696FB02000000
(PID) Process:	(2504) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:	write	Name:	C:\Program Files\Mozilla Firefox\firefox.exe\|Browser
Value: 20D198FB02000000
(PID) Process:	(2504) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:	write	Name:	C:\Program Files\Mozilla Firefox\firefox.exe\|Telemetry
Value: 1
(PID) Process:	(2504) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:	write	Name:	ProxyEnable
Value: 0
(PID) Process:	(2504) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:	write	Name:	SavedLegacySettings
Value: 4600000092000000010000000000000000000000000000000000000000000000C0E333BBEAB1D301000000000000000000000000020000001700000000000000FE800000000000007D6CB050D9C573F70B000000000000006D00330032005C004D00530049004D004700330032002E0064006C000100000004AA400014AA4000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000C0A8016400000000000000000000000000000000000000000800000000000000805D3F00983740000008000002000000000000600000002060040000B8A94000020000008802000060040000B8A9400004000000F8010000B284000088B64000B84B400043003A000000000000000000000000000000000000000000

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
2504	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin		—
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\cookies.sqlite-shm		—
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js		—
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp		—
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4.tmp		—
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-child-current.bin		binary
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.bin		binary
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4		jsonlz4
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs.js		text
		MD5:—	SHA256:—
2504	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json		text
		MD5:C4AB2EE59CA41B6D6A6EA911F35BDC00	SHA256:00AD9799527C3FD21F3A85012565EAE817490F3E0D417413BF9567BB5909F6A2

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
2504	firefox.exe	GET	404	50.97.161.227:80	http://bolsa.uttlaxcala.edu.mx/favicon.ico	US	html	401 b	suspicious
2504	firefox.exe	GET	200	50.97.161.227:80	http://bolsa.uttlaxcala.edu.mx/media/system/js/caption.js	US	text	2.34 Kb	suspicious
2504	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2504	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2504	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2504	firefox.exe	GET	200	2.16.186.50:80	http://detectportal.firefox.com/success.txt	unknown	text	8 b	whitelisted
2504	firefox.exe	POST	200	172.217.18.99:80	http://ocsp.pki.goog/GTSGIAG3	US	der	471 b	whitelisted
2504	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
2504	firefox.exe	34.211.94.5:443	search.services.mozilla.com	Amazon.com, Inc.	US	unknown
2504	firefox.exe	2.16.186.50:80	detectportal.firefox.com	Akamai International B.V.	—	whitelisted
2504	firefox.exe	50.97.161.227:80	bolsa.uttlaxcala.edu.mx	SoftLayer Technologies Inc.	US	suspicious
2504	firefox.exe	99.86.1.62:443	snippets.cdn.mozilla.net	AT&T Services, Inc.	US	unknown
2504	firefox.exe	93.184.220.29:80	ocsp.digicert.com	MCI Communications Services, Inc. d/b/a Verizon Business	US	whitelisted
2504	firefox.exe	216.58.205.234:443	safebrowsing.googleapis.com	Google Inc.	US	whitelisted
2504	firefox.exe	13.35.253.75:443	content-signature-2.cdn.mozilla.net	—	US	suspicious
2504	firefox.exe	52.34.156.202:443	shavar.services.mozilla.com	Amazon.com, Inc.	US	unknown
2504	firefox.exe	172.217.18.99:80	ocsp.pki.goog	Google Inc.	US	whitelisted
2504	firefox.exe	52.43.150.4:443	tiles.services.mozilla.com	Amazon.com, Inc.	US	unknown

DNS requests

Domain	IP	Reputation
bolsa.uttlaxcala.edu.mx	50.97.161.227	suspicious
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
search.services.mozilla.com	34.211.94.5 52.43.169.220 52.88.112.58	whitelisted
search.r53-2.services.mozilla.com	52.88.112.58 52.43.169.220 34.211.94.5	whitelisted
push.services.mozilla.com	54.187.134.237	whitelisted
autopush.prod.mozaws.net	54.187.134.237	whitelisted
snippets.cdn.mozilla.net	99.86.1.62	whitelisted
drcwo519tnci7.cloudfront.net	99.86.1.62	shared
tiles.services.mozilla.com	52.43.150.4 34.211.97.204 34.212.248.156 34.217.222.115 52.27.197.182 34.208.112.219 54.244.7.18 54.149.216.91	whitelisted

Threats

Found threats are available for the paid subscriptions

1 ETPRO signatures available at the full report

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No debug info

General Info

http://bolsa.uttlaxcala.edu.mx/media/system/js/caption.js

C07A4CE005C0D7934591B12DD542B434

5A04F556BB14F148E595B50B0F635C3F3D02B254

169D478D0D51174AE5C8C5874957F76AD110980DBC2B6F25BFE2761575647E19

3:N1KclzJMhFEKbHIPKTVqD:Cc5iPbHiD

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

SUSPICIOUS

INFO

Application launched itself

Creates files in the user directory

Reads CPU info

Malware configuration

Static information

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Information

Modules

Information

Modules

Information

Modules

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings