Malware analysis http://o1.f.az.sendgrid.net Malicious activity

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URL:	http://o1.f.az.sendgrid.net
Full analysis:	https://app.any.run/tasks/82d4cc66-776a-4506-8f35-f1ca9fb68d95
Verdict:	Malicious activity
Analysis date:	September 19, 2019, 01:33:03
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:	2DA7A9BE3F3F5CA1867D9CD23070EE82
SHA1:	02CB96BA4DB57A59B92A9B8B6B6D6DEAA5EC33A5
SHA256:	17081A7F13C44072400D6FECD01B86168732ED2CCD9508F519C7FCB2582E1609
SSDEEP:	3:N1KRSGLVUM9o:CvA

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:: 300 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: 240 seconds
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
- Creates files in the program directory
  - firefox.exe (PID: 2456)
INFO
- Reads CPU info
  - firefox.exe (PID: 2456)
- Application launched itself
  - firefox.exe (PID: 2456)
  - firefox.exe (PID: 3548)
- Creates files in the user directory
  - firefox.exe (PID: 2456)

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

3548

"C:\Program Files\Mozilla Firefox\firefox.exe" "http://o1.f.az.sendgrid.net"

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

2456

"C:\Program Files\Mozilla Firefox\firefox.exe" http://o1.f.az.sendgrid.net

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

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

MEDIUM

Description:

Firefox

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

3424

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2456.0.1209772159\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" - 2456 "\\.\pipe\gecko-crash-server-pipe.2456" 1172 gpu

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

—

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

MEDIUM

Description:

Firefox

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

2644

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2456.3.1631032610\700455295" -childID 1 -isForBrowser -prefsHandle 1640 -prefMapHandle 1628 -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" - 2456 "\\.\pipe\gecko-crash-server-pipe.2456" 1652 tab

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

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

LOW

Description:

Firefox

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

3020

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2456.13.976912827\1298184220" -childID 2 -isForBrowser -prefsHandle 2892 -prefMapHandle 2896 -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" - 2456 "\\.\pipe\gecko-crash-server-pipe.2456" 2908 tab

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

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

LOW

Description:

Firefox

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

3664

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2456.20.1581260796\807123902" -childID 3 -isForBrowser -prefsHandle 3900 -prefMapHandle 3904 -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" - 2456 "\\.\pipe\gecko-crash-server-pipe.2456" 3916 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

1188

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2456.27.1696776871\1536955413" -childID 4 -isForBrowser -prefsHandle 3708 -prefMapHandle 3440 -prefsLen 8313 -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" - 2456 "\\.\pipe\gecko-crash-server-pipe.2456" 976 tab

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

firefox.exe

User:

admin

Company:

Mozilla Corporation

Integrity Level:

LOW

Description:

Firefox

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

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Total events

1 199

Read events

1 194

Write events

Delete events

Modification events


(PID) Process:	(3548) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:	write	Name:	C:\Program Files\Mozilla Firefox\firefox.exe\|Launcher
Value: 7FD4583601000000
(PID) Process:	(2456) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:	write	Name:	C:\Program Files\Mozilla Firefox\firefox.exe\|Browser
Value: 1E8C5D3601000000
(PID) Process:	(2456) 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:	(2456) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:	write	Name:	ProxyEnable
Value: 0
(PID) Process:	(2456) 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

234

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
2456	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin		—
		MD5:—	SHA256:—
2456	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\cookies.sqlite-shm		—
		MD5:—	SHA256:—
2456	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js		—
		MD5:—	SHA256:—
2456	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp		—
		MD5:—	SHA256:—
2456	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\2918063365piupsah.sqlite-shm		—
		MD5:—	SHA256:—
2456	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1451318868ntouromlalnodry--epcr.sqlite-shm		—
		MD5:—	SHA256:—
2456	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shm		—
		MD5:—	SHA256:—
2456	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4.tmp		—
		MD5:—	SHA256:—
2456	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs.js		text
		MD5:354459382F30B8994109C88659DFA1F3	SHA256:E3E8E2B7E7EECA231620D83C70FA5A926E8B9CE74C51F595F71191DC0B50527E
2456	firefox.exe	C:\Users\admin\AppData\Local\Temp\mz_etilqs_g1stobbiYVTbF89		—
		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
2456	firefox.exe	GET	—	208.117.55.132:80	http://o1.f.az.sendgrid.net/	US	—	—	unknown
2456	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2456	firefox.exe	POST	200	172.217.23.163:80	http://ocsp.pki.goog/gts1o1	US	der	472 b	whitelisted
2456	firefox.exe	POST	200	172.217.23.163:80	http://ocsp.pki.goog/gts1o1	US	der	472 b	whitelisted
2456	firefox.exe	POST	200	172.217.23.163:80	http://ocsp.pki.goog/gts1o1	US	der	471 b	whitelisted
2456	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2456	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2456	firefox.exe	GET	—	208.117.55.132:80	http://o1.f.az.sendgrid.net/	US	—	—	unknown
2456	firefox.exe	POST	200	172.217.23.163:80	http://ocsp.pki.goog/gts1o1	US	der	472 b	whitelisted
2456	firefox.exe	POST	200	172.217.23.163:80	http://ocsp.pki.goog/gts1o1	US	der	472 b	whitelisted

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
2456	firefox.exe	52.89.51.22:443	tiles.services.mozilla.com	Amazon.com, Inc.	US	unknown
2456	firefox.exe	52.26.8.178:443	search.services.mozilla.com	Amazon.com, Inc.	US	unknown
2456	firefox.exe	208.117.55.132:80	o1.f.az.sendgrid.net	Steadfast	US	unknown
2456	firefox.exe	2.16.186.112:80	detectportal.firefox.com	Akamai International B.V.	—	whitelisted
2456	firefox.exe	35.161.81.202:443	push.services.mozilla.com	Amazon.com, Inc.	US	malicious
2456	firefox.exe	13.224.238.200:443	snippets.cdn.mozilla.net	—	US	unknown
2456	firefox.exe	172.217.16.202:443	safebrowsing.googleapis.com	Google Inc.	US	whitelisted
2456	firefox.exe	172.217.23.163:80	ocsp.pki.goog	Google Inc.	US	whitelisted
2456	firefox.exe	93.184.220.29:80	ocsp.digicert.com	MCI Communications Services, Inc. d/b/a Verizon Business	US	whitelisted
2456	firefox.exe	13.224.241.87:443	content-signature-2.cdn.mozilla.net	—	US	unknown

DNS requests

Domain	IP	Reputation
o1.f.az.sendgrid.net	208.117.55.132	unknown
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	52.26.8.178 34.210.145.79 52.36.193.139	whitelisted
search.r53-2.services.mozilla.com	52.36.193.139 34.210.145.79 52.26.8.178	whitelisted
push.services.mozilla.com	35.161.81.202	whitelisted
autopush.prod.mozaws.net	35.161.81.202	whitelisted
snippets.cdn.mozilla.net	13.224.238.200	whitelisted
tiles.services.mozilla.com	52.89.51.22 52.43.93.252 54.68.132.173 54.149.28.165 54.149.29.182 54.186.225.209 52.39.125.254 54.69.118.22 52.33.147.163	whitelisted
tiles.r53-2.services.mozilla.com	54.69.118.22 52.39.125.254 54.186.225.209 54.149.29.182 54.149.28.165 54.68.132.173 52.43.93.252 52.89.51.22 52.33.147.163	whitelisted

Threats

PID	Process	Class	Message
2456	firefox.exe	A Network Trojan was detected	MALWARE [PTsecurity] Silent Trinity RAT (post-exploitation agent)

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No debug info

General Info

http://o1.f.az.sendgrid.net

2DA7A9BE3F3F5CA1867D9CD23070EE82

02CB96BA4DB57A59B92A9B8B6B6D6DEAA5EC33A5

17081A7F13C44072400D6FECD01B86168732ED2CCD9508F519C7FCB2582E1609

3:N1KRSGLVUM9o:CvA

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

SUSPICIOUS

Creates files in the program directory

INFO

Reads CPU info

Application launched itself

Creates files in the user directory

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

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings