Malware analysis https://anonfile.com/Aay0pe3bn5/Legit_exe Malicious activity

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URL:	https://anonfile.com/Aay0pe3bn5/Legit_exe
Full analysis:	https://app.any.run/tasks/8e49bdd2-3544-4097-8181-c5e2ec2129de
Verdict:	Malicious activity
Analysis date:	August 17, 2019, 14:03:13
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:	5FB4C54E7EEBE4448480EDB7BBCEE364
SHA1:	D6D39C641AAE6F0CB8E52895FDE73649E1CF93E1
SHA256:	2993DE1FE10DC0E06298F6A5EFE06839725A1219953BCCF7F0B535E62586E483
SSDEEP:	3:N8RGBHQTCQrC:2gVlQO

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
- Executable content was dropped or overwritten
  - firefox.exe (PID: 2444)
INFO
- Application launched itself
  - firefox.exe (PID: 3548)
  - firefox.exe (PID: 2444)
- Reads CPU info
  - firefox.exe (PID: 2444)
- Creates files in the user directory
  - firefox.exe (PID: 2444)

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

2064

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2444.13.976912827\1298184220" -childID 2 -isForBrowser -prefsHandle 2624 -prefMapHandle 2628 -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" - 2444 "\\.\pipe\gecko-crash-server-pipe.2444" 2640 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

2376

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2444.3.1631032610\700455295" -childID 1 -isForBrowser -prefsHandle 1304 -prefMapHandle 1592 -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" - 2444 "\\.\pipe\gecko-crash-server-pipe.2444" 1600 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

2444

"C:\Program Files\Mozilla Firefox\firefox.exe" https://anonfile.com/Aay0pe3bn5/Legit_exe

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

3368

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2444.0.1209772159\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" - 2444 "\\.\pipe\gecko-crash-server-pipe.2444" 1120 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

3548

"C:\Program Files\Mozilla Firefox\firefox.exe" "https://anonfile.com/Aay0pe3bn5/Legit_exe"

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

3908

"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2444.20.697727630\1870401018" -childID 3 -isForBrowser -prefsHandle 3828 -prefMapHandle 3876 -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" - 2444 "\\.\pipe\gecko-crash-server-pipe.2444" 3888 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

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Total events

148

Read events

143

Write events

Delete events

Modification events


(PID) Process:	(2444) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher
Operation:	write	Name:	C:\Program Files\Mozilla Firefox\firefox.exe\|Browser
Value: 854B403601000000
(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: BD133D3601000000
(PID) Process:	(2444) 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:	(2444) firefox.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:	write	Name:	ProxyEnable
Value: 0
(PID) Process:	(2444) 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
2444	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin		—
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js		—
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp		—
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4.tmp		—
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-child-current.bin		binary
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\search.json.mozlz4		jsonlz4
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.bin		binary
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs.js		text
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\base-track-digest256.sbstore		binary
		MD5:—	SHA256:—
2444	firefox.exe	C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\1451318868ntouromlalnodry--epcr.sqlite-shm		binary
		MD5:B7C14EC6110FA820CA6B65F5AEC85911	SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB

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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
2444	firefox.exe	POST	200	2.21.242.204:80	http://ocsp.int-x3.letsencrypt.org/	NL	der	527 b	whitelisted
2444	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2444	firefox.exe	POST	200	216.58.205.227:80	http://ocsp.pki.goog/GTSGIAG3	US	der	471 b	whitelisted
2444	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	280 b	whitelisted
2444	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2444	firefox.exe	POST	200	93.184.220.29:80	http://ocsp.digicert.com/	US	der	471 b	whitelisted
2444	firefox.exe	POST	200	13.225.30.55:80	http://ocsp.sca1b.amazontrust.com/	US	der	471 b	whitelisted
2444	firefox.exe	GET	200	2.16.186.112:80	http://detectportal.firefox.com/success.txt	unknown	text	8 b	whitelisted
2444	firefox.exe	POST	200	13.225.30.55:80	http://ocsp.sca1b.amazontrust.com/	US	der	471 b	whitelisted
2444	firefox.exe	POST	200	216.58.205.227:80	http://ocsp.pki.goog/GTSGIAG3	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
2444	firefox.exe	193.187.91.72:443	cdn-14.anonfile.com	—	—	unknown
2444	firefox.exe	2.16.186.112:80	detectportal.firefox.com	Akamai International B.V.	—	whitelisted
2444	firefox.exe	34.211.94.5:443	search.services.mozilla.com	Amazon.com, Inc.	US	unknown
2444	firefox.exe	54.191.69.20:443	tiles.services.mozilla.com	Amazon.com, Inc.	US	unknown
2444	firefox.exe	194.32.146.61:443	anonfile.com	—	—	unknown
2444	firefox.exe	93.184.220.29:80	ocsp.digicert.com	MCI Communications Services, Inc. d/b/a Verizon Business	US	whitelisted
2444	firefox.exe	216.58.208.40:443	www.googletagmanager.com	Google Inc.	US	whitelisted
2444	firefox.exe	151.101.2.217:443	vjs.zencdn.net	Fastly	US	suspicious
2444	firefox.exe	104.18.39.148:443	shermore.info	Cloudflare Inc	US	shared
2444	firefox.exe	13.225.30.7:443	d3ud741uvs727m.cloudfront.net	—	US	unknown

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	34.211.94.5 52.88.112.58 52.43.169.220	whitelisted
search.r53-2.services.mozilla.com	52.43.169.220 52.88.112.58 34.211.94.5	whitelisted
push.services.mozilla.com	52.36.229.214	whitelisted
autopush.prod.mozaws.net	52.36.229.214	whitelisted
tiles.services.mozilla.com	54.191.69.20 52.38.5.11 54.149.29.182 52.89.51.22 54.149.129.221 52.43.93.252 54.149.28.165 52.35.186.10	whitelisted
tiles.r53-2.services.mozilla.com	52.35.186.10 54.149.28.165 52.43.93.252 54.149.129.221 52.89.51.22 54.149.29.182 52.38.5.11 54.191.69.20	whitelisted
snippets.cdn.mozilla.net	13.225.39.58	whitelisted
drcwo519tnci7.cloudfront.net	13.225.39.58	shared

Threats

No threats detected

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No debug info

General Info

https://anonfile.com/Aay0pe3bn5/Legit_exe

5FB4C54E7EEBE4448480EDB7BBCEE364

D6D39C641AAE6F0CB8E52895FDE73649E1CF93E1

2993DE1FE10DC0E06298F6A5EFE06839725A1219953BCCF7F0B535E62586E483

3:N8RGBHQTCQrC:2gVlQO

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

SUSPICIOUS

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

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