Malware analysis https://gretaith.com/2660706sw.js Malicious activity

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URL:	https://gretaith.com/2660706sw.js
Full analysis:	https://app.any.run/tasks/8c6519fd-efe4-45b4-80dd-ff85b64d1ab0
Verdict:	Malicious activity
Analysis date:	September 11, 2019, 12:00:25
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:	6DF5740CFFA49342067F39B696F100E1
SHA1:	B43EBD60094704A23C26888B627174F24C3150E9
SHA256:	5F29AB7E3B6FF7CEA3C86D07AFBD14BE7ADA2FFC7E3CD6281C48191B4E260622
SSDEEP:	3:N82AJZGGX9SVThun:22eZRtms

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: 2344)
- Reads CPU info
  - firefox.exe (PID: 2344)
- Creates files in the user directory
  - firefox.exe (PID: 2344)

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
3432	"C:\Program Files\Mozilla Firefox\firefox.exe" "https://gretaith.com/2660706sw.js"	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
2344	"C:\Program Files\Mozilla Firefox\firefox.exe" https://gretaith.com/2660706sw.js	C:\Program Files\Mozilla Firefox\firefox.exe		firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Version: 68.0.1
3488	"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2344.0.1209772159\1037568339" -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" - 2344 "\\.\pipe\gecko-crash-server-pipe.2344" 1164 gpu	C:\Program Files\Mozilla Firefox\firefox.exe	—	firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Version: 68.0.1
2508	"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2344.3.1631032610\700455295" -childID 1 -isForBrowser -prefsHandle 1352 -prefMapHandle 1348 -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" - 2344 "\\.\pipe\gecko-crash-server-pipe.2344" 1724 tab	C:\Program Files\Mozilla Firefox\firefox.exe		firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Version: 68.0.1
3140	"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2344.13.976912827\1298184220" -childID 2 -isForBrowser -prefsHandle 2804 -prefMapHandle 2808 -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" - 2344 "\\.\pipe\gecko-crash-server-pipe.2344" 2820 tab	C:\Program Files\Mozilla Firefox\firefox.exe		firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Version: 68.0.1
3072	"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2344.20.697727630\1870401018" -childID 3 -isForBrowser -prefsHandle 3632 -prefMapHandle 3628 -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" - 2344 "\\.\pipe\gecko-crash-server-pipe.2344" 3720 tab	C:\Program Files\Mozilla Firefox\firefox.exe		firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Version: 68.0.1

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Total events

339

Read events

334

Write events

Delete events

Modification events


(PID) Process:	(3432) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:	write	Name:	C:\Program Files\Mozilla Firefox\firefox.exe\|Launcher
Value: B7FB7C3601000000
(PID) Process:	(2344) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:	write	Name:	C:\Program Files\Mozilla Firefox\firefox.exe\|Browser
Value: E18C803601000000
(PID) Process:	(2344) 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:	(2344) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:	write	Name:	ProxyEnable
Value: 0
(PID) Process:	(2344) 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
2344	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin		—
		MD5:—	SHA256:—
2344	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js		—
		MD5:—	SHA256:—
2344	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp		—
		MD5:—	SHA256:—
2344	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4.tmp		—
		MD5:—	SHA256:—
2344	firefox.exe	C:\Users\admin\AppData\Local\Temp\mz_etilqs_1eMHfrJVWjXL3fb		—
		MD5:—	SHA256:—
2344	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4		jsonlz4
		MD5:6D378E0D40B6EACA22C8BCE899A1C5C1	SHA256:ADA2467B2477ACEFF837AC7820C435AD1EBBE844B2DA31C7AB9AE8D010C7A639
2344	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.bin		binary
		MD5:DE9496ACA551ADE408EF6466A11833A1	SHA256:8F9C7FDB3E0BC01024E43A8E242468FC4DD4F74C725E32A883571635203DC10A
2344	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-child-current.bin		binary
		MD5:5027177F513CDAE07DB2330E1DED5934	SHA256:0C53F16051E738287A4612F68E296238087627E594CFD6DDFA1FECC2E998328B
2344	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\cache2\entries\60FE854E82FC29C0438A27CD9052E9A69CF28539		ini
		MD5:2E8257325C639902CF3B5B0D9CF88738	SHA256:82F4B8F83F381E97F9B4CD742A56E2D170A6C5BC81DE5B48430D2D81C94649A0
2344	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\base-track-digest256.sbstore		binary
		MD5:4A1220FC03E11726F09E9981834345DB	SHA256:6AE7FC0FDBE217104F4034BF6A580A461106B50309ABCCFF6E309124DCA5EF39

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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
2344	firefox.exe	POST	200	172.217.16.131:80	http://ocsp.pki.goog/gts1o1	US	der	471 b	whitelisted
2344	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2344	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2344	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2344	firefox.exe	POST	200	2.21.242.204:80	http://ocsp.int-x3.letsencrypt.org/	NL	der	527 b	whitelisted

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
2344	firefox.exe	2.16.186.112:80	detectportal.firefox.com	Akamai International B.V.	—	whitelisted
2344	firefox.exe	52.24.113.72:443	tiles.services.mozilla.com	Amazon.com, Inc.	US	unknown
2344	firefox.exe	78.140.190.116:443	gretaith.com	Webzilla B.V.	NL	unknown
2344	firefox.exe	93.184.220.29:80	ocsp.digicert.com	MCI Communications Services, Inc. d/b/a Verizon Business	US	whitelisted
2344	firefox.exe	52.36.193.139:443	search.services.mozilla.com	Amazon.com, Inc.	US	unknown
2344	firefox.exe	54.186.157.184:443	push.services.mozilla.com	Amazon.com, Inc.	US	malicious
2344	firefox.exe	54.230.201.52:443	snippets.cdn.mozilla.net	Amazon.com, Inc.	US	unknown
2344	firefox.exe	2.21.242.204:80	ocsp.int-x3.letsencrypt.org	Akamai International B.V.	NL	whitelisted
2344	firefox.exe	52.88.59.72:443	shavar.services.mozilla.com	Amazon.com, Inc.	US	unknown
2344	firefox.exe	216.58.206.10:443	safebrowsing.googleapis.com	Google Inc.	US	whitelisted

DNS requests

Domain	IP	Reputation
detectportal.firefox.com	2.16.186.112 2.16.186.50	whitelisted
a1089.dscd.akamai.net	2.16.186.50 2.16.186.112	whitelisted
search.services.mozilla.com	52.36.193.139 52.26.8.178 34.210.145.79	whitelisted
search.r53-2.services.mozilla.com	34.210.145.79 52.26.8.178 52.36.193.139	whitelisted
push.services.mozilla.com	54.186.157.184	whitelisted
autopush.prod.mozaws.net	54.186.157.184	whitelisted
snippets.cdn.mozilla.net	54.230.201.52	whitelisted
d228z91au11ukj.cloudfront.net	54.230.201.52	whitelisted
tiles.services.mozilla.com	52.24.113.72 54.186.225.209 52.10.184.57 52.11.24.67 35.166.89.106 34.210.204.38 54.68.132.173 54.69.118.22	whitelisted
tiles.r53-2.services.mozilla.com	54.69.118.22 54.68.132.173 34.210.204.38 35.166.89.106 52.11.24.67 52.10.184.57 54.186.225.209 52.24.113.72	whitelisted

Threats

PID	Process	Class	Message
—	—	Potentially Bad Traffic	ET INFO Observed DNS Query to .cloud TLD
—	—	Potentially Bad Traffic	ET INFO Observed DNS Query to .cloud TLD

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No debug info

General Info

https://gretaith.com/2660706sw.js

6DF5740CFFA49342067F39B696F100E1

B43EBD60094704A23C26888B627174F24C3150E9

5F29AB7E3B6FF7CEA3C86D07AFBD14BE7ADA2FFC7E3CD6281C48191B4E260622

3:N82AJZGGX9SVThun:22eZRtms

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

SUSPICIOUS

INFO

Application launched itself

Reads CPU info

Creates files in the user directory

Malware configuration

Static information

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Information

Information

Information

Information

Information

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings