Malware analysis 435a5087c882ddb3df9c26c8836e5140.xls Malicious activity

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File name:	435a5087c882ddb3df9c26c8836e5140.xls
Full analysis:	https://app.any.run/tasks/438ef4d6-5e84-4a7e-a2b2-85ad0a4ba8c8
Verdict:	Malicious activity
Analysis date:	February 18, 2019, 09:55:47
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	macros macros-on-open maldoc-5
Indicators:
MIME:	application/vnd.ms-excel
File info:	Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1252, Author: admin, Last Saved By: Coco, Name of Creating Application: Microsoft Excel, Create Time/Date: Thu Dec 6 20:43:11 2018, Last Saved Time/Date: Wed Feb 13 18:48:05 2019, Security: 0
MD5:	435A5087C882DDB3DF9C26C8836E5140
SHA1:	E3F5B35387CA4F1954FC30FEB363A35FB09A2378
SHA256:	62B91D40E2ECCBA9F98B7069BFA3578EC2889615856957598097BABDCC76FE0F
SSDEEP:	1536:FPxEtjPOtioVjDGUU1qfDlaGGx+cL2QnAEaTKLTBuZyFGfKm+CWAzzFtUy:FPxEtjPOtioVjDGUU1qfDlaGGx+cL2QE

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
- Requests a remote executable file from MS Office
  - EXCEL.EXE (PID: 2860)
- Unusual execution from Microsoft Office
  - EXCEL.EXE (PID: 2860)
SUSPICIOUS
- Reads Internet Cache Settings
  - EXCEL.EXE (PID: 2860)
- Unusual connect from Microsoft Office
  - EXCEL.EXE (PID: 2860)
- Executes application which crashes
  - EXCEL.EXE (PID: 2860)
INFO
- Creates files in the user directory
  - EXCEL.EXE (PID: 2860)
- Reads Microsoft Office registry keys
  - EXCEL.EXE (PID: 2860)

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

.xls	\|	Microsoft Excel sheet (48)
.xls	\|	Microsoft Excel sheet (alternate) (39.2)

EXIF

FlashPix

Author:	admin
LastModifiedBy:	Coco
Software:	Microsoft Excel
CreateDate:	2018:12:06 20:43:11
ModifyDate:	2019:02:13 18:48:05
Security:	None
CodePage:	Windows Latin 1 (Western European)
AppVersion:	14
ScaleCrop:	No
LinksUpToDate:	No
SharedDoc:	No
HyperlinksChanged:	No
TitleOfParts:	Sheet1 Sheet2 Sheet3
HeadingPairs:	Worksheets 3
CompObjUserTypeLen:	31
CompObjUserType:	Microsoft Excel 2003 Worksheet

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

2860

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Microsoft Excel

Exit code:

Version:

14.0.6024.1000

Modules

Images
c:\program files\microsoft office\office14\excel.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

3208

"C:\Windows\system32\ntvdm.exe" -i1

C:\Windows\system32\ntvdm.exe

—

EXCEL.EXE

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

NTVDM.EXE

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\ntvdm.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

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Total events

557

Read events

528

Write events

Delete events

Modification events


(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:	write	Name:	{h$
Value: 7B6824002C0B0000010000000000000000000000
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: Off
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: On
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel
Operation:	write	Name:	MTTT
Value: 2C0B000042ED612E70C7D40100000000
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:	delete value	Name:	{h$
Value: 7B6824002C0B0000010000000000000000000000
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:	delete key	Name:
Value:
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency
Operation:	delete key	Name:
Value:
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 1
(PID) Process:	(2860) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\DocumentRecovery\199F64
Operation:	write	Name:	199F64
Value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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
2860	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\CVR98DB.tmp.cvr		—
		MD5:—	SHA256:—
2860	EXCEL.EXE	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RB73MZ6Y\suspendedpage[1].htm		html
		MD5:—	SHA256:—
2860	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\USNXSNU.exe		html
		MD5:—	SHA256:—
3208	ntvdm.exe	C:\Users\admin\AppData\Local\Temp\scsE045.tmp		text
		MD5:4C361DEA398F7AEEF49953BDC0AB4A9B	SHA256:06D61C23E6CA59B9DDAD1796ECCC42C032CD8F6F424AF6CFEE5D085D36FF7DFD
3208	ntvdm.exe	C:\Users\admin\AppData\Local\Temp\scsE034.tmp		text
		MD5:8CF6DDB5AA59B49F34B967CD46F013B6	SHA256:EE06792197C3E025B84860A72460EAF628C66637685F8C52C5A08A9CC35D376C

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
2860	EXCEL.EXE	GET	302	170.10.163.118:80	http://gemaco.com.ve/js/file/aus.exe	US	html	230 b	suspicious
2860	EXCEL.EXE	GET	200	170.10.163.118:80	http://gemaco.com.ve/cgi-sys/suspendedpage.cgi	US	html	7.41 Kb	suspicious

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

Connections

PID	Process	IP	Domain	ASN	CN	Reputation
2860	EXCEL.EXE	170.10.163.118:80	gemaco.com.ve	Steadfast	US	suspicious

DNS requests

Domain	IP	Reputation
gemaco.com.ve	170.10.163.118	suspicious

Threats

PID	Process	Class	Message
2860	EXCEL.EXE	A Network Trojan was detected	ET CURRENT_EVENTS Possible Malicious Macro DL EXE Feb 2016
2860	EXCEL.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

435a5087c882ddb3df9c26c8836e5140.xls

435A5087C882DDB3DF9C26C8836E5140

E3F5B35387CA4F1954FC30FEB363A35FB09A2378

62B91D40E2ECCBA9F98B7069BFA3578EC2889615856957598097BABDCC76FE0F

1536:FPxEtjPOtioVjDGUU1qfDlaGGx+cL2QnAEaTKLTBuZyFGfKm+CWAzzFtUy:FPxEtjPOtioVjDGUU1qfDlaGGx+cL2QE

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Requests a remote executable file from MS Office

Unusual execution from Microsoft Office

SUSPICIOUS

Reads Internet Cache Settings

Unusual connect from Microsoft Office

Executes application which crashes

INFO

Creates files in the user directory

Reads Microsoft Office registry keys

Malware configuration

Static information

TRiD

EXIF

FlashPix

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings