Malware analysis doc.rtf Malicious activity | ANY.RUN

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File name:	doc.rtf
Full analysis:	https://app.any.run/tasks/c8f1524c-45fb-46c9-a5b2-e47e68675f8a
Verdict:	Malicious activity
Analysis date:	April 05, 2019, 13:43:18
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	ole-embedded exploit cve-2017-11882
Indicators:
MIME:	text/rtf
File info:	Rich Text Format data, version 1, unknown character set
MD5:	4642E8712C8ADA8D56BD36416ABB4808
SHA1:	A707DE5A277573B8080E2147BD99EC1015CF56C5
SHA256:	5238F8D8C3D16B52D39AA722DAFF663A5E6307C4B46E360969D84BF409A2690F
SSDEEP:	24576:jl1BZlU+PGFDeI+D4DDSeGL2ba77E2a1YfmLT778dlCkRdO/EvBqCtZqC/saUtEc:8

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 (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
- Changes the autorun value in the registry
  - EQNEDT32.EXE (PID: 3048)
- Loads dropped or rewritten executable
  - iassvcs.exe (PID: 2284)
- Equation Editor starts application (CVE-2017-11882)
  - EQNEDT32.EXE (PID: 4052)
- Application was dropped or rewritten from another process
  - iassvcs.exe (PID: 2284)
SUSPICIOUS
- Application launched itself
  - EQNEDT32.EXE (PID: 4052)
- Creates files in the user directory
  - iassvcs.exe (PID: 2284)
  - EQNEDT32.EXE (PID: 3048)
- Executable content was dropped or overwritten
  - EQNEDT32.EXE (PID: 3048)
INFO
- Creates files in the user directory
  - WINWORD.EXE (PID: 2596)
- Reads Microsoft Office registry keys
  - WINWORD.EXE (PID: 2596)

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

2284

"C:\Users\admin\AppData\Roaming\IISWebClient\iassvcs.exe"

C:\Users\admin\AppData\Roaming\IISWebClient\iassvcs.exe

—

EQNEDT32.EXE

User:

admin

Company:

Symantec Corporation

Integrity Level:

MEDIUM

Description:

Symantec 802.1x Supplicant

Exit code:

Version:

11.0.4010.7

Modules

Images
c:\users\admin\appdata\roaming\iiswebclient\iassvcs.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll

2596

"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\doc.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

3048

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

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

EQNEDT32.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\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll

4052

"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\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll

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Total events

1 633

Read events

1 267

Write events

361

Delete events

Modification events


(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	up:
Value: 75703A00240A0000010000000000000000000000
(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: Off
(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: On
(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	WORDFiles
Value: 1317339166
(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1317339280
(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1317339281
(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:	write	Name:	MTTT
Value: 240A0000BECB9A90B5EBD40100000000
(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	/r:
Value: 2F723A00240A000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(2596) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	delete value	Name:	/r:
Value: 2F723A00240A000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(2596) 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
2596	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\CVR64F5.tmp.cvr		—
		MD5:—	SHA256:—
2596	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\~$doc.rtf		pgc
		MD5:—	SHA256:—
2596	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm		pgc
		MD5:—	SHA256:—
2596	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\8.t		binary
		MD5:—	SHA256:—
3048	EQNEDT32.EXE	C:\Users\admin\AppData\Roaming\IISWebClient\RasTls.dll		executable
		MD5:0B86CC8E56A400F1ADEB1E7B6EBE6ABE	SHA256:E149E7C145D440193A0E3BF4B54C44DE00BBC3872EF18D6DA3C12F1E7ADD3053
3048	EQNEDT32.EXE	C:\Users\admin\AppData\Roaming\IISWebClient\iassvcs.exe		executable
		MD5:62944E26B36B1DCACE429AE26BA66164	SHA256:F9EBF6AEB3F0FB0C29BD8F3D652476CD1FE8BD9A0C11CB15C43DE33BBCE0BF68
2596	WINWORD.EXE	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\E7D02098.wmf		wmf
		MD5:82154D73906767D7B810864B32E3EBAD	SHA256:6FD66589D2ED5D42039174EA02F331F127EFEB166E61EA3558B0EA7A2B771A77
3048	EQNEDT32.EXE	C:\Users\admin\AppData\Roaming\IISWebClient\sqlite3.dll		executable
		MD5:FEE0B982AF421FF8C16C0187B376B086	SHA256:E342EEFB43249A3A1B62B8622F7C94FC391C0488BDAE7E1909E37CB125029F1C

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

No HTTP requests

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Connections

No data

DNS requests

Domain	IP	Reputation
nicodonald.accesscam.org	—	unknown
xn--codonald-y25ja.accesscam.org	—	unknown

Threats

No threats detected

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No debug info

General Info

doc.rtf

4642E8712C8ADA8D56BD36416ABB4808

A707DE5A277573B8080E2147BD99EC1015CF56C5

5238F8D8C3D16B52D39AA722DAFF663A5E6307C4B46E360969D84BF409A2690F

24576:jl1BZlU+PGFDeI+D4DDSeGL2ba77E2a1YfmLT778dlCkRdO/EvBqCtZqC/saUtEc:8

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Changes the autorun value in the registry

Loads dropped or rewritten executable

Equation Editor starts application (CVE-2017-11882)

Application was dropped or rewritten from another process

SUSPICIOUS

Application launched itself

Creates files in the user directory

Executable content was dropped or overwritten

INFO

Creates files in the user directory

Reads Microsoft Office registry keys

Malware configuration

Static information

TRiD

Video and screenshots

Processes

Behavior graph

Specs description

Process information

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