Malware analysis 72965556.rtf Malicious activity | ANY.RUN

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File name:	72965556.rtf
Full analysis:	https://app.any.run/tasks/cb3d0d1b-f0fd-46d6-b0a1-d0d7b0ff1693
Verdict:	Malicious activity
Analysis date:	November 14, 2018, 18:05:15
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	exploit cve-2017-11882
Indicators:
MIME:	text/rtf
File info:	Rich Text Format data, unknown version
MD5:	FFFB1698EF8A9DA078638A8B882DA6BA
SHA1:	39A1A8B40879E1E74986B4EFE548FB5CF15FDC12
SHA256:	24DA56BD738CF15B17C214B436FE78B1A36D3A19ABA80BA5668831824E45CDB9
SSDEEP:	96:hcLBfvCZu9TDK1Q5KmyTfWnR3anefP48coUv:hcdHCMTDK+NOfWnVane3u

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:: on
Network geolocation:: off
Additional time used:: none
MITM proxy:: off
Privacy:: Public submission
Fakenet option:: off
Route via Tor:: off
Autoconfirmation of UAC:: off
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 (68.0.3440.106)
Google Update Helper (1.3.33.17)
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 61.0.2 (x86 en-US) (61.0.2)
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
- Suspicious connection from the Equation Editor
  - EQNEDT32.EXE (PID: 1552)
- Equation Editor starts application (CVE-2017-11882)
  - EQNEDT32.EXE (PID: 1552)
SUSPICIOUS
- Executes application which crashes
  - EQNEDT32.EXE (PID: 1552)
- Creates files in the user directory
  - EQNEDT32.EXE (PID: 1552)
INFO
- Reads Microsoft Office registry keys
  - WINWORD.EXE (PID: 3576)
- Application was crashed
  - ntvdm.exe (PID: 1716)
- Creates files in the user directory
  - WINWORD.EXE (PID: 3576)

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

.rtf	\|	Rich Text Format (100)

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

1552

"C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding

C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE

svchost.exe

User:

admin

Company:

Design Science, Inc.

Integrity Level:

MEDIUM

Description:

Microsoft Equation Editor

Exit code:

Version:

00110900

Modules

Images
c:\program files\common files\microsoft shared\equation\eqnedt32.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll

1716

"C:\Windows\system32\ntvdm.exe" -i1

C:\Windows\system32\ntvdm.exe

EQNEDT32.EXE

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

NTVDM.EXE

Exit code:

3221225622

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\ntvdm.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll

3576

"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\72965556.rtf"

C:\Program Files\Microsoft Office\Office14\WINWORD.EXE

—

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Microsoft Word

Exit code:

Version:

14.0.6024.1000

Modules

Images
c:\program files\microsoft office\office14\winword.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\winsxs\x86_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.6161_none_50934f2ebcb7eb57\msvcr90.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll

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Total events

953

Read events

599

Write events

347

Delete events

Modification events


(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	"hm
Value: 22686D00F80D0000010000000000000000000000
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: Off
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: On
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	WORDFiles
Value: 1299054607
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1299054720
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1299054721
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:	write	Name:	MTTT
Value: F80D000074F6B8A4447CD40100000000
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	;im
Value: 3B696D00F80D000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	delete value	Name:	;im
Value: 3B696D00F80D000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(3576) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3576	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\CVR9882.tmp.cvr		—
		MD5:—	SHA256:—
3576	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dat		text
		MD5:—	SHA256:—
3576	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm		pgc
		MD5:—	SHA256:—
3576	WINWORD.EXE	C:\Users\admin\Desktop\~$965556.rtf		pgc
		MD5:—	SHA256:—
3576	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\72965556.rtf.LNK		lnk
		MD5:—	SHA256:—
1552	EQNEDT32.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\admin@toshioco[1].txt		text
		MD5:—	SHA256:—
1552	EQNEDT32.EXE	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RB73MZ6Y\wizzy[1].exe		html
		MD5:—	SHA256:—
1552	EQNEDT32.EXE	C:\Users\admin\AppData\Roaming\doc.exe		html
		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
1552	EQNEDT32.EXE	GET	200	209.99.40.223:80	http://toshioco.com/doc/wizzy.exe	US	html	195 b	malicious

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

Connections

PID	Process	IP	Domain	ASN	CN	Reputation
1552	EQNEDT32.EXE	209.99.40.223:80	toshioco.com	Confluence Networks Inc	US	malicious

DNS requests

Domain	IP	Reputation
toshioco.com	209.99.40.223	malicious

Threats

No threats detected

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No debug info

General Info

72965556.rtf

FFFB1698EF8A9DA078638A8B882DA6BA

39A1A8B40879E1E74986B4EFE548FB5CF15FDC12

24DA56BD738CF15B17C214B436FE78B1A36D3A19ABA80BA5668831824E45CDB9

96:hcLBfvCZu9TDK1Q5KmyTfWnR3anefP48coUv:hcdHCMTDK+NOfWnVane3u

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Suspicious connection from the Equation Editor

Equation Editor starts application (CVE-2017-11882)

SUSPICIOUS

Executes application which crashes

Creates files in the user directory

INFO

Reads Microsoft Office registry keys

Application was crashed

Creates files in the user directory

Malware configuration

Static information

TRiD

Video and screenshots

Processes

Behavior graph

Specs description

Process information

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