Malware analysis 93eb992f1bde5212998d978bb26e53d7.rtf Malicious activity

Add for printing

File name:	93eb992f1bde5212998d978bb26e53d7.rtf
Full analysis:	https://app.any.run/tasks/b75d192f-be41-41d2-a58a-071c405a4114
Verdict:	Malicious activity
Analysis date:	May 24, 2019, 02:47:01
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, ANSI
MD5:	93EB992F1BDE5212998D978BB26E53D7
SHA1:	ABBCA3877233E8F2E6E0F98EEAD46BDD0556C547
SHA256:	29E19087CC3AB2B0EF929A5B3F78061CDC87CB64302CE9AB12302FFA7E182D1E
SSDEEP:	48:Mp54iWuutGfEjNMtvbDSj3xMa279806ZphyD9LhQQQzQUAUxNhHb11gb90RCZNyi:MwuUG5VoWx23yRFVS1E9fNDHy4h/1N/

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 (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

Add for printing

MALICIOUS
- Equation Editor starts application (CVE-2017-11882)
  - EQNEDT32.EXE (PID: 2068)
SUSPICIOUS
- Executed via COM
  - EQNEDT32.EXE (PID: 2068)
INFO
- Creates files in the user directory
  - WINWORD.EXE (PID: 2932)
- Application was crashed
  - EQNEDT32.EXE (PID: 2068)
- Reads Microsoft Office registry keys
  - WINWORD.EXE (PID: 2932)

Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

Add for printing

No Malware configuration.

Add for printing

TRiD

.rtf	\|	Rich Text Format (100)

No data.

Add for printing

All screenshots are available in the full report

Add for printing

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

2068

"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\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\advapi32.dll

2932

"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\93eb992f1bde5212998d978bb26e53d7.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

3580

xcopy /Y c:\target c:\pwn

C:\Windows\system32\xcopy.exe

—

EQNEDT32.EXE

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Extended Copy Utility

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

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

Add for printing

Total events

1 094

Read events

714

Write events

375

Delete events

Modification events


(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	%\|
Value: 257C2000740B0000010000000000000000000000
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: Off
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: On
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	WORDFiles
Value: 1320681502
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1320681624
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1320681625
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:	write	Name:	MTTT
Value: 740B0000A0E92A00DB11D50100000000
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	\|
Value: 7F7C2000740B000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	delete value	Name:	\|
Value: 7F7C2000740B000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(2932) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0

Add for printing

Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
2932	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\CVRE425.tmp.cvr		—
		MD5:—	SHA256:—
2932	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm		pgc
		MD5:—	SHA256:—
2932	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\~$eb992f1bde5212998d978bb26e53d7.rtf		pgc
		MD5:—	SHA256:—
2932	WINWORD.EXE	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\8BE557DF.wmf		wmf
		MD5:975B76E8E77D57CC386AF977A08B1E31	SHA256:8D80E9B9B39CD00F3BFADB3B2538DC46845FE8D0E7854D5DD9C9C381150DEDAD

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

Add for printing

HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

No HTTP requests

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

Connections

No data

DNS requests

No data

Threats

No threats detected

Add for printing

No debug info

General Info

93eb992f1bde5212998d978bb26e53d7.rtf

93EB992F1BDE5212998D978BB26E53D7

ABBCA3877233E8F2E6E0F98EEAD46BDD0556C547

29E19087CC3AB2B0EF929A5B3F78061CDC87CB64302CE9AB12302FFA7E182D1E

48:Mp54iWuutGfEjNMtvbDSj3xMa279806ZphyD9LhQQQzQUAUxNhHb11gb90RCZNyi:MwuUG5VoWx23yRFVS1E9fNDHy4h/1N/

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Equation Editor starts application (CVE-2017-11882)

SUSPICIOUS

Executed via COM

INFO

Creates files in the user directory

Application was crashed

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

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings