Malware analysis Encrypted_Message.htm Malicious activity

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File name:	Encrypted_Message.htm
Full analysis:	https://app.any.run/tasks/a075b45e-7e50-4d2d-af97-8fb15dc1eeea
Verdict:	Malicious activity
Analysis date:	April 23, 2019, 12:44:44
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME:	text/html
File info:	HTML document, UTF-8 Unicode (with BOM) text, with CRLF line terminators
MD5:	955B6FCE3211CE25D6C564EB2555D97F
SHA1:	1E92C2A8B21A4CB10DF63CC247D332B8B04169F8
SHA256:	88F0F6F1AF6091123DD83F089E8A87C9403255BA9421816F6158A89B80A6383F
SSDEEP:	1536:pb+AeAK+RDRdktghDUI7Slqc0R+AbWf+MgJ0R:pb+AeAhFRdigh0lXA76fkY

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:: 180 seconds
Heavy Evasion option:: on
Network geolocation:: off
Additional time used:: 120 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 (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
- Loads dropped or rewritten executable
  - iexplore.exe (PID: 3476)
  - IEInstal.exe (PID: 3272)
- Changes settings of System certificates
  - IEInstal.exe (PID: 3272)
SUSPICIOUS
- Removes files from Windows directory
  - IEInstal.exe (PID: 3272)
- Creates COM task schedule object
  - IEInstal.exe (PID: 3272)
- Executable content was dropped or overwritten
  - IEInstal.exe (PID: 3272)
- Creates files in the Windows directory
  - IEInstal.exe (PID: 3272)
INFO
- Changes settings of System certificates
  - iexplore.exe (PID: 2992)
  - iexplore.exe (PID: 3476)
- Changes internet zones settings
  - iexplore.exe (PID: 2992)
- Reads internet explorer settings
  - iexplore.exe (PID: 3476)
  - iexplore.exe (PID: 2440)
- Reads Internet Cache Settings
  - iexplore.exe (PID: 3476)
  - iexplore.exe (PID: 2440)
  - iexplore.exe (PID: 2992)
- Creates files in the user directory
  - iexplore.exe (PID: 2440)
  - iexplore.exe (PID: 2992)
- Reads settings of System Certificates
  - iexplore.exe (PID: 2992)
  - iexplore.exe (PID: 3476)
- Application launched itself
  - iexplore.exe (PID: 2992)
- Adds / modifies Windows certificates
  - iexplore.exe (PID: 2992)
  - iexplore.exe (PID: 3476)

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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TRiD

.txt	\|	Text - UTF-8 encoded (100)

EXIF

HTML

ibeZDVersion:	3
Title:	Private Post Encrypted Email
ContentType:	text/html; charset=utf-8

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	Parent process
2992	"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\admin\Encrypted_Message.htm	C:\Program Files\Internet Explorer\iexplore.exe	explorer.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Internet Explorer Version: 8.00.7600.16385 (win7_rtm.090713-1255)
3476	"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2992 CREDAT:79873	C:\Program Files\Internet Explorer\iexplore.exe	iexplore.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Internet Explorer Version: 8.00.7600.16385 (win7_rtm.090713-1255)
3272	"C:\Program Files\Internet Explorer\IEInstal.exe" -Embedding	C:\Program Files\Internet Explorer\IEInstal.exe	svchost.exe
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Internet Explorer Add-on Installer Exit code: 2147942402 Version: 8.00.7600.16385 (win7_rtm.090713-1255)
2440	"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2992 CREDAT:203009	C:\Program Files\Internet Explorer\iexplore.exe	iexplore.exe
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Internet Explorer Version: 8.00.7600.16385 (win7_rtm.090713-1255)

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Total events

1 089

Read events

817

Write events

Delete events

Modification events

No data

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Executable files

Suspicious files

Text files

144

Unknown types

Dropped files

PID	Process	Filename		Type
2992	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].ico		—
		MD5:—	SHA256:—
2992	iexplore.exe	C:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico		—
		MD5:—	SHA256:—
3476	iexplore.exe	C:\Users\admin\AppData\Local\Temp\Cab840.tmp		—
		MD5:—	SHA256:—
3476	iexplore.exe	C:\Users\admin\AppData\Local\Temp\Cab842.tmp		—
		MD5:—	SHA256:—
3476	iexplore.exe	C:\Users\admin\AppData\Local\Temp\Cab843.tmp		—
		MD5:—	SHA256:—
3476	iexplore.exe	C:\Users\admin\AppData\Local\Temp\Cab844.tmp		—
		MD5:—	SHA256:—
3476	iexplore.exe	C:\Users\admin\AppData\Local\Temp\Cab845.tmp		—
		MD5:—	SHA256:—
3476	iexplore.exe	C:\Users\admin\AppData\Local\Temp\Cab846.tmp		—
		MD5:—	SHA256:—
3476	iexplore.exe	C:\Users\admin\AppData\Local\Temp\Tar847.tmp		—
		MD5:—	SHA256:—
3476	iexplore.exe	C:\Users\admin\AppData\Local\Temp\Tar848.tmp		—
		MD5:—	SHA256:—

Download PCAP, analyze network streams, HTTP content and a lot more at the full report

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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
3476	iexplore.exe	GET	200	213.129.92.227:80	http://downloads.privatepost.com/files/ppZDHelper/ppZDHelper.cab	GB	compressed	389 Kb	suspicious
3476	iexplore.exe	GET	200	213.129.92.227:80	http://downloads.privatepost.com/files/ppZDHelper/msxml3.cab	GB	compressed	550 Kb	suspicious
3476	iexplore.exe	GET	200	93.184.221.240:80	http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab	US	compressed	55.6 Kb	whitelisted
3476	iexplore.exe	GET	200	93.184.221.240:80	http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/F9B5B632455F9CBEEC575F80DCE96E2CC7B278B7.crt	US	der	848 b	whitelisted
3476	iexplore.exe	GET	200	13.107.4.50:80	http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab	US	compressed	55.6 Kb	whitelisted
3476	iexplore.exe	GET	200	93.184.221.240:80	http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab	US	compressed	55.6 Kb	whitelisted
3476	iexplore.exe	GET	200	93.184.221.240:80	http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/F9B5B632455F9CBEEC575F80DCE96E2CC7B278B7.crt	US	der	848 b	whitelisted
3476	iexplore.exe	GET	200	93.184.221.240:80	http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/F9B5B632455F9CBEEC575F80DCE96E2CC7B278B7.crt	US	der	848 b	whitelisted
3476	iexplore.exe	GET	200	13.107.4.50:80	http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/F9B5B632455F9CBEEC575F80DCE96E2CC7B278B7.crt	US	der	848 b	whitelisted
3476	iexplore.exe	GET	200	93.184.221.240:80	http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab	US	compressed	55.6 Kb	whitelisted

Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID	Process	IP	Domain	ASN	CN	Reputation
2992	iexplore.exe	204.79.197.200:80	www.bing.com	Microsoft Corporation	US	whitelisted
—	—	213.129.92.228:443	www.privatepost.net	The Bunker Secure Hosting Ltd	GB	unknown
3476	iexplore.exe	213.129.92.228:443	www.privatepost.net	The Bunker Secure Hosting Ltd	GB	unknown
2440	iexplore.exe	213.129.92.228:443	www.privatepost.net	The Bunker Secure Hosting Ltd	GB	unknown
2992	iexplore.exe	213.129.92.228:443	www.privatepost.net	The Bunker Secure Hosting Ltd	GB	unknown
3476	iexplore.exe	213.129.92.227:80	downloads.privatepost.com	The Bunker Secure Hosting Ltd	GB	unknown
3476	iexplore.exe	13.107.4.50:80	www.download.windowsupdate.com	Microsoft Corporation	US	whitelisted
2440	iexplore.exe	150.70.226.87:443	www.myprivatepost.com	TREND MICRO INCORPORATED	JP	unknown
2992	iexplore.exe	150.70.226.87:443	www.myprivatepost.com	TREND MICRO INCORPORATED	JP	unknown
3476	iexplore.exe	93.184.221.240:80	www.download.windowsupdate.com	MCI Communications Services, Inc. d/b/a Verizon Business	US	whitelisted

DNS requests

Domain	IP	Reputation
www.privatepost.net	213.129.92.228	suspicious
www.bing.com	204.79.197.200 13.107.21.200	whitelisted
www.download.windowsupdate.com	93.184.221.240 13.107.4.50	whitelisted
downloads.privatepost.com	213.129.92.227	unknown
www.myprivatepost.com	150.70.226.87	unknown

Threats

PID	Process	Class	Message
3476	iexplore.exe	Generic Protocol Command Decode	SURICATA STREAM excessive retransmissions

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No debug info

General Info

Encrypted_Message.htm

955B6FCE3211CE25D6C564EB2555D97F

1E92C2A8B21A4CB10DF63CC247D332B8B04169F8

88F0F6F1AF6091123DD83F089E8A87C9403255BA9421816F6158A89B80A6383F

1536:pb+AeAK+RDRdktghDUI7Slqc0R+AbWf+MgJ0R:pb+AeAhFRdigh0lXA76fkY

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Loads dropped or rewritten executable

Changes settings of System certificates

SUSPICIOUS

Removes files from Windows directory

Creates COM task schedule object

Executable content was dropped or overwritten

Creates files in the Windows directory

INFO

Changes settings of System certificates

Changes internet zones settings

Reads internet explorer settings

Reads Internet Cache Settings

Creates files in the user directory

Reads settings of System Certificates

Application launched itself

Adds / modifies Windows certificates

Malware configuration

Static information

TRiD

EXIF

HTML

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Information

Information

Information

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings