Malware analysis 17643ef8531d876f766d3677f96e0a1a235c8773ce3a649cea9dc7777d2b2798 Malicious activity

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File name:	17643ef8531d876f766d3677f96e0a1a235c8773ce3a649cea9dc7777d2b2798
Full analysis:	https://app.any.run/tasks/ae1f06a0-9410-4ff7-bc54-ee18664f7168
Verdict:	Malicious activity
Analysis date:	November 15, 2018, 12:06:32
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	macros macros-on-open
Indicators:
MIME:	application/vnd.openxmlformats-officedocument.wordprocessingml.document
File info:	Microsoft Word 2007+
MD5:	4CA56C434FFD7ABE9D255F6ED98EF039
SHA1:	D62B8C47D8840F7268D5C7D1AA770F3A70500EAA
SHA256:	17643EF8531D876F766D3677F96E0A1A235C8773CE3A649CEA9DC7777D2B2798
SSDEEP:	12288:qgSneLLfuZKMI8rpvsIrk/5i/UJGXrL03WVZXsGH3A9KFy5mEo8qOF3sIv/Q9I0:+nevWI8rpHk/5uX4WVZqKCmGqOFbUf

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:: 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
- Application was dropped or rewritten from another process
  - gupchrome.exe (PID: 3640)
- Starts CMD.EXE for commands execution
  - WINWORD.EXE (PID: 4060)
- Unusual execution from Microsoft Office
  - WINWORD.EXE (PID: 4060)
SUSPICIOUS
- Uses WMIC.EXE to create a new process
  - cmd.exe (PID: 3080)
- Starts CertUtil for decode files
  - cmd.exe (PID: 3080)
- Executable content was dropped or overwritten
  - certutil.exe (PID: 3620)
INFO
- Creates files in the user directory
  - WINWORD.EXE (PID: 4060)
- Reads Microsoft Office registry keys
  - WINWORD.EXE (PID: 4060)

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

.docm	\|	Word Microsoft Office Open XML Format document (with Macro) (53.6)
.docx	\|	Word Microsoft Office Open XML Format document (24.2)
.zip	\|	Open Packaging Conventions container (18)
.zip	\|	ZIP compressed archive (4.1)

EXIF

ZIP

ZipRequiredVersion:	20
ZipBitFlag:	0x0006
ZipCompression:	Deflated
ZipModifyDate:	1980:01:01 00:00:00
ZipCRC:	0x928413df
ZipCompressedSize:	436
ZipUncompressedSize:	1900
ZipFileName:	[Content_Types].xml

XMP

Title:	Protected document
Subject:	-
Creator:	Paranoid Ninja
Description:	-

XML

Keywords:	-
LastModifiedBy:	Paranoid Ninja
RevisionNumber:	226
CreateDate:	2018:08:22 09:56:00Z
ModifyDate:	2018:10:10 03:24:00Z
Template:	Normal.dotm
TotalEditTime:	2.5 hours
Pages:	23
Words:	10723
Characters:	61127
Application:	Microsoft Office Word
DocSecurity:	None
Lines:	509
Paragraphs:	143
ScaleCrop:	No
HeadingPairs:	Title 1
TitlesOfParts:	Protected document
Company:	-
LinksUpToDate:	No
CharactersWithSpaces:	71707
SharedDoc:	No
HyperlinksChanged:	No
AppVersion:	16

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

2876

wmic path win32_process call create C:\Users\admin\AppData\Local\Temp\gupchrome.exe

C:\Windows\System32\Wbem\WMIC.exe

—

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

WMI Commandline Utility

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\wbem\wmic.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\ole32.dll
c:\windows\system32\gdi32.dll

3080

cmd /c certutil.exe -decodehex %temp%\gupchrome.txt %temp%\gupchrome.exe & wmic path win32_process call create %temp%\gupchrome.exe

C:\Windows\system32\cmd.exe

—

WINWORD.EXE

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Command Processor

Exit code:

Version:

6.1.7601.17514 (win7sp1_rtm.101119-1850)

Modules

Images
c:\windows\system32\cmd.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll

3620

certutil.exe -decodehex C:\Users\admin\AppData\Local\Temp\gupchrome.txt C:\Users\admin\AppData\Local\Temp\gupchrome.exe

C:\Windows\system32\certutil.exe

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

CertUtil.exe

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\certutil.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\certcli.dll
c:\windows\system32\atl.dll

3640

C:\Users\admin\AppData\Local\Temp\gupchrome.exe

wmiprvse.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\gupchrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\wininet.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll

4060

"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\17643ef8531d876f766d3677f96e0a1a235c8773ce3a649cea9dc7777d2b2798.docm"

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

1 234

Read events

608

Write events

619

Delete events

Modification events


(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	vy&
Value: 76792600DC0F0000010000000000000000000000
(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: Off
(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: On
(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	WORDFiles
Value: 1299120147
(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1299120264
(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:	write	Name:	ProductFiles
Value: 1299120265
(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:	write	Name:	MTTT
Value: DC0F0000EEAA5FB0DB7CD40100000000
(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	write	Name:	j{&
Value: 6A7B2600DC0F000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(4060) WINWORD.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:	delete value	Name:	j{&
Value: 6A7B2600DC0F000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:	(4060) 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
4060	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\CVR9956.tmp.cvr		—
		MD5:—	SHA256:—
4060	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\mso9CE2.tmp		—
		MD5:—	SHA256:—
3620	certutil.exe	C:\Users\admin\AppData\Local\Temp\gupchrome.exe		executable
		MD5:—	SHA256:—
4060	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dat		text
		MD5:—	SHA256:—
4060	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex		text
		MD5:F3B25701FE362EC84616A93A45CE9998	SHA256:B3D510EF04275CA8E698E5B3CBB0ECE3949EF9252F0CDC839E9EE347409A2209
4060	WINWORD.EXE	C:\Users\admin\AppData\Local\Temp\gupchrome.txt		text
		MD5:—	SHA256:—
4060	WINWORD.EXE	C:\Users\admin\Desktop\~$643ef8531d876f766d3677f96e0a1a235c8773ce3a649cea9dc7777d2b2798.docm		pgc
		MD5:—	SHA256:—
4060	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm		pgc
		MD5:—	SHA256:—
4060	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\17643ef8531d876f766d3677f96e0a1a235c8773ce3a649cea9dc7777d2b2798.docm.LNK		lnk
		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

No HTTP requests

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
3640	gupchrome.exe	23.101.8.251:443	musicfestivity.com	Microsoft Corporation	HK	unknown

DNS requests

Domain	IP	Reputation
musicfestivity.com	23.101.8.251	unknown

Threats

No threats detected

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No debug info

General Info

17643ef8531d876f766d3677f96e0a1a235c8773ce3a649cea9dc7777d2b2798

4CA56C434FFD7ABE9D255F6ED98EF039

D62B8C47D8840F7268D5C7D1AA770F3A70500EAA

17643EF8531D876F766D3677F96E0A1A235C8773CE3A649CEA9DC7777D2B2798

12288:qgSneLLfuZKMI8rpvsIrk/5i/UJGXrL03WVZXsGH3A9KFy5mEo8qOF3sIv/Q9I0:+nevWI8rpHk/5uX4WVZqKCmGqOFbUf

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Application was dropped or rewritten from another process

Starts CMD.EXE for commands execution

Unusual execution from Microsoft Office

SUSPICIOUS

Uses WMIC.EXE to create a new process

Starts CertUtil for decode files

Executable content was dropped or overwritten

INFO

Creates files in the user directory

Reads Microsoft Office registry keys

Malware configuration

Static information

TRiD

EXIF

ZIP

XMP

XML

Video and screenshots

Processes

Behavior graph

Specs description

Process information

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