Malware analysis http://media.ysk.pe/sflv/config.json?_=1557900148551 Malicious activity

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URL:	http://media.ysk.pe/sflv/config.json?_=1557900148551
Full analysis:	https://app.any.run/tasks/a565f471-9302-47a7-bf12-b82b9b8b2c15
Verdict:	Malicious activity
Analysis date:	May 15, 2019, 06:18:36
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:	5A65BCB556918E2693ACA1D7A65BB017
SHA1:	CDBDD96E1B23385D0BFE58F097BC5B51E901EEAE
SHA256:	4E04976E3B7B5C70D651CF10BAB5C0D05FD7CB59154636DBD2142A2F6FE0FE62
SSDEEP:	3:N1KTFicWOyqXSKu6YJFJU:Cp/WOy051YJFa

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 (73.0.3683.75)
Google Update Helper (1.3.33.23)
Java 8 Update 92 (8.0.920.14)
Java Auto Updater (2.8.92.14)
Microsoft .NET Framework 4.6.1 (4.6.01055)
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++ 2017 Redistributable (x86) - 14.15.26706 (14.15.26706.0)
Microsoft Visual C++ 2017 x86 Additional Runtime - 14.15.26706 (14.15.26706)
Microsoft Visual C++ 2017 x86 Minimum Runtime - 14.15.26706 (14.15.26706)
Mozilla Firefox 65.0.2 (x86 en-US) (65.0.2)
Notepad++ (32-bit x86) (7.5.1)
Opera 12.15 (12.15.1748)
Skype version 8.29 (8.29)
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
KB976902
LocalPack AU Package
LocalPack CA Package
LocalPack GB Package
LocalPack US Package
LocalPack ZA Package
ProfessionalEdition
UltimateEdition

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MALICIOUS
- Connects to CnC server
  - firefox.exe (PID: 2860)
SUSPICIOUS
- Creates files in the program directory
  - firefox.exe (PID: 2860)
- Executable content was dropped or overwritten
  - firefox.exe (PID: 2860)
INFO
- Application launched itself
  - firefox.exe (PID: 2860)
- Reads CPU info
  - firefox.exe (PID: 2860)
- Creates files in the user directory
  - firefox.exe (PID: 2860)

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
2860	"C:\Program Files\Mozilla Firefox\firefox.exe" http://media.ysk.pe/sflv/config.json?_=1557900148551	C:\Program Files\Mozilla Firefox\firefox.exe		explorer.exe
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Version: 65.0.2
3888	"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2860.0.480228716\920549496" -parentBuildID 20190225143501 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - "C:\Users\admin\AppData\LocalLow\Mozilla\Temp-{ce348e4c-7d33-445e-89f9-60108c51bcaf}" 2860 "\\.\pipe\gecko-crash-server-pipe.2860" 1160 gpu	C:\Program Files\Mozilla Firefox\firefox.exe	—	firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Version: 65.0.2
3276	"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2860.6.1002748484\545621460" -childID 1 -isForBrowser -prefsHandle 792 -prefMapHandle 1532 -prefsLen 1 -prefMapSize 180950 -schedulerPrefs 0001,2 -parentBuildID 20190225143501 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2860 "\\.\pipe\gecko-crash-server-pipe.2860" 1748 tab	C:\Program Files\Mozilla Firefox\firefox.exe		firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Version: 65.0.2
3896	"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2860.13.4941295\1926756952" -childID 2 -isForBrowser -prefsHandle 2536 -prefMapHandle 1984 -prefsLen 216 -prefMapSize 180950 -schedulerPrefs 0001,2 -parentBuildID 20190225143501 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2860 "\\.\pipe\gecko-crash-server-pipe.2860" 2660 tab	C:\Program Files\Mozilla Firefox\firefox.exe		firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Version: 65.0.2
2776	"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2860.20.931168104\194060414" -childID 3 -isForBrowser -prefsHandle 3252 -prefMapHandle 3404 -prefsLen 5824 -prefMapSize 180950 -schedulerPrefs 0001,2 -parentBuildID 20190225143501 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2860 "\\.\pipe\gecko-crash-server-pipe.2860" 3380 tab	C:\Program Files\Mozilla Firefox\firefox.exe		firefox.exe
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Version: 65.0.2

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Total events

548

Read events

546

Write events

Delete events

Modification events


(PID) Process:	(2860) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:	write	Name:	ProxyEnable
Value: 0
(PID) Process:	(2860) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:	write	Name:	SavedLegacySettings
Value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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
2860	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin		—
		MD5:—	SHA256:—
2860	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\cookies.sqlite-shm		—
		MD5:—	SHA256:—
2860	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js		—
		MD5:—	SHA256:—
2860	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp		—
		MD5:—	SHA256:—
2860	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.bin		binary
		MD5:79262A046A800BC3C3125FF94893CC51	SHA256:EA78CB0E02CA9BD0DC9AE055B82486E63ED4643A53717970A20D5FED7D18A51E
2860	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\cache2\entries\097379E3587D2E6DFCF0C69070D52B8B0D6DBB3D		compressed
		MD5:002B38862D463E306EEBFA52AA7E773D	SHA256:2B933EBA8C5DE5BE55D3851CE13F87FFC01ED48B437B0E59C8D76BE511B48C9D
2860	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\cache2\entries\FFB67DC1A94183F06F834DB9CC8014B6AAB26B3B		der
		MD5:91FA3DBED246CC8BFBDB096C48B3F1B6	SHA256:5B911911CD27395D2EC4A8CA560E83563539579739160F66E9F02E07915BAD25
2860	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-child-current.bin		binary
		MD5:82F61C08D68502377826CA7EA054CEA7	SHA256:85801BCE5D7CE3A2ABC14E3208151AC9D324A6EA82FB2ADA1D10BAA8EF58E7DF
2860	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs.js		text
		MD5:C52C31E2D546FC217645CD7F542CF3E0	SHA256:73974F60357B038693803F51CA750E9ED609A3376548C88C117FA1FCBB328236
2860	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\except-flashsubdoc-digest256.pset		—
		MD5:—	SHA256:—

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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
2860	firefox.exe	GET	—	195.22.26.248:80	http://media.ysk.pe/favicon.ico	PT	—	—	malicious
2860	firefox.exe	GET	—	195.22.26.248:80	http://media.ysk.pe/sflv/config.json?_=1557900148551	PT	—	—	malicious
2860	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2860	firefox.exe	GET	—	195.22.26.248:80	http://media.ysk.pe/sflv/config.json?_=1557900148551	PT	—	—	malicious
2860	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2860	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2860	firefox.exe	POST	200	172.217.23.163:80	http://ocsp.pki.goog/GTSGIAG3	US	der	471 b	whitelisted
2860	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2860	firefox.exe	POST	200	172.217.23.163:80	http://ocsp.pki.goog/GTSGIAG3	US	der	471 b	whitelisted
2860	firefox.exe	GET	200	2.16.106.209:80	http://detectportal.firefox.com/success.txt	unknown	text	8 b	whitelisted

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
2860	firefox.exe	2.16.106.209:80	detectportal.firefox.com	Akamai International B.V.	—	whitelisted
—	—	93.184.220.29:80	ocsp.digicert.com	MCI Communications Services, Inc. d/b/a Verizon Business	US	whitelisted
2860	firefox.exe	172.217.18.10:443	safebrowsing.googleapis.com	Google Inc.	US	whitelisted
2860	firefox.exe	93.184.220.29:80	ocsp.digicert.com	MCI Communications Services, Inc. d/b/a Verizon Business	US	whitelisted
2860	firefox.exe	52.27.144.31:443	aus5.mozilla.org	Amazon.com, Inc.	US	unknown
2860	firefox.exe	172.217.23.163:80	ocsp.pki.goog	Google Inc.	US	whitelisted
2860	firefox.exe	195.22.26.248:80	media.ysk.pe	Claranet Ltd	PT	malicious
2860	firefox.exe	52.26.166.58:443	tiles.services.mozilla.com	Amazon.com, Inc.	US	unknown
2860	firefox.exe	52.36.109.121:443	shavar.services.mozilla.com	Amazon.com, Inc.	US	unknown
2860	firefox.exe	52.27.173.161:443	search.services.mozilla.com	Amazon.com, Inc.	US	unknown

DNS requests

Domain	IP	Reputation
media.ysk.pe	195.22.26.248	malicious
detectportal.firefox.com	2.16.106.209 2.16.106.152	whitelisted
aus5.mozilla.org	52.27.144.31 52.40.226.98 35.164.82.230 52.32.77.100 34.214.241.105 34.216.134.104 52.43.79.30 54.148.138.18 34.218.159.169	whitelisted
balrog-aus5.r53-2.services.mozilla.com	54.148.138.18 52.43.79.30 34.216.134.104 34.214.241.105 52.32.77.100 35.164.82.230 52.40.226.98 52.27.144.31 34.218.159.169	whitelisted
a1089.dscd.akamai.net	2.16.106.152 2.16.106.209	whitelisted
search.services.mozilla.com	52.27.173.161 52.88.179.171 52.10.97.252	whitelisted
search.r53-2.services.mozilla.com	52.10.97.252 52.88.179.171 52.27.173.161	whitelisted
ocsp.digicert.com	93.184.220.29	whitelisted
cs9.wac.phicdn.net	93.184.220.29	whitelisted
tiles.services.mozilla.com	52.26.166.58 35.164.218.3 35.164.130.113 52.25.71.236 35.165.22.140 52.26.103.165 52.27.87.181 52.34.132.219	whitelisted

Threats

PID	Process	Class	Message
2860	firefox.exe	A Network Trojan was detected	ET CNC Ransomware Tracker Reported CnC Server group 63

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No debug info

General Info

http://media.ysk.pe/sflv/config.json?_=1557900148551

5A65BCB556918E2693ACA1D7A65BB017

CDBDD96E1B23385D0BFE58F097BC5B51E901EEAE

4E04976E3B7B5C70D651CF10BAB5C0D05FD7CB59154636DBD2142A2F6FE0FE62

3:N1KTFicWOyqXSKu6YJFJU:Cp/WOy051YJFa

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Connects to CnC server

SUSPICIOUS

Creates files in the program directory

Executable content was dropped or overwritten

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

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings