Malware analysis CXSplay.7z Malicious activity | ANY.RUN

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File name:	CXSplay.7z
Full analysis:	https://app.any.run/tasks/5835b662-7e10-4a3d-9e89-8a24bdcafb24
Verdict:	Malicious activity
Analysis date:	July 18, 2019, 09:50:49
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME:	application/x-7z-compressed
File info:	7-zip archive data, version 0.4
MD5:	35AB59EA398C4161FBCAA3F71DCEC841
SHA1:	16FD4AB0C82CE369326AC3A547B5229355003B69
SHA256:	71F968BE37712D982777D9131DB833763BF2C98A64D4075045C36CE38EA0F83B
SSDEEP:	24576:ZzZbCqLbUAdvpKgkU1bHs1GycPWHPDO4y8pQXiweHDvoLaR:qq34TIbHVNJLX+ALy

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:: 300 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: 240 seconds
MITM proxy:: off
Privacy:: Public submission
Fakenet option:: off
Route via Tor:: on
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 (75.0.3770.100)
Google Update Helper (1.3.34.7)
Java 8 Update 92 (8.0.920.14)
Java Auto Updater (2.8.92.14)
Microsoft .NET Framework 4.7.2 (4.7.03062)
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++ 2015-2019 Redistributable (x86) - 14.21.27702 (14.21.27702.2)
Microsoft Visual C++ 2019 X86 Additional Runtime - 14.21.27702 (14.21.27702)
Microsoft Visual C++ 2019 X86 Minimum Runtime - 14.21.27702 (14.21.27702)
Mozilla Firefox 67.0.4 (x86 en-US) (67.0.4)
Notepad++ (32-bit x86) (7.5.1)
Opera 12.15 (12.15.1748)
Skype version 8.29 (8.29)
Update for Microsoft .NET Framework 4.7.2 (KB4087364) (1)
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
KB4019990
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
  - CXSplay.exe (PID: 3468)
  - Server.exe (PID: 3148)
  - svchost.exe (PID: 2568)
  - svchost.exe (PID: 2828)
  - explorerr.exe (PID: 1464)
SUSPICIOUS
- Executable content was dropped or overwritten
  - WinRAR.exe (PID: 3384)
  - CXSplay.exe (PID: 3468)
  - Server.exe (PID: 3148)
- Creates files in the Windows directory
  - CXSplay.exe (PID: 3468)
  - Server.exe (PID: 3148)
- Creates executable files which already exist in Windows
  - Server.exe (PID: 3148)
- Executed as Windows Service
  - svchost.exe (PID: 2828)
- Creates or modifies windows services
  - Server.exe (PID: 3148)
  - svchost.exe (PID: 2568)
- Application launched itself
  - svchost.exe (PID: 2828)
INFO
- Manual execution by user
  - CXSplay.exe (PID: 3468)

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

.7z	\|	7-Zip compressed archive (v0.4) (57.1)
.7z	\|	7-Zip compressed archive (gen) (42.8)

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

1464

C:\Windows\explorerr.exe

—

CXSplay.exe

User:

admin

Integrity Level:

HIGH

Description:

易语言程序

Exit code:

Version:

1.0.0.0

Modules

Images
c:\windows\explorerr.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.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\gdi32.dll

2568

C:\Windows\svchost.exe Win7

C:\Windows\svchost.exe

svchost.exe

User:

SYSTEM

Integrity Level:

SYSTEM

Description:

5555 MFC Application

Exit code:

Version:

1, 0, 0, 1

Modules

Images
c:\windows\svchost.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\comdlg32.dll
c:\windows\system32\shlwapi.dll

2828

C:\Windows\svchost.exe

services.exe

User:

SYSTEM

Integrity Level:

SYSTEM

Description:

5555 MFC Application

Exit code:

Version:

1, 0, 0, 1

Modules

Images
c:\windows\svchost.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\comdlg32.dll
c:\windows\system32\gdi32.dll

3148

C:\Windows\Server.exe

CXSplay.exe

User:

admin

Integrity Level:

HIGH

Description:

5555 MFC Application

Exit code:

Version:

1, 0, 0, 1

Modules

Images
c:\windows\server.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\comdlg32.dll
c:\windows\system32\shlwapi.dll

3384

"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Downloads\CXSplay.7z"

C:\Program Files\WinRAR\WinRAR.exe

explorer.exe

User:

admin

Company:

Alexander Roshal

Integrity Level:

MEDIUM

Description:

WinRAR archiver

Exit code:

Version:

5.60.0

Modules

Images
c:\program files\winrar\winrar.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\comdlg32.dll

3468

"C:\Users\admin\Desktop\CXSplay.exe"

C:\Users\admin\Desktop\CXSplay.exe

explorer.exe

User:

admin

Integrity Level:

HIGH

Description:

应用程序

Exit code:

Version:

1.0.0.0

Modules

Images
c:\users\admin\desktop\cxsplay.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.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.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\gdi32.dll

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Total events

493

Read events

452

Write events

Delete events

Modification events


(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:	write	Name:	ShellExtBMP
Value:
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:	write	Name:	ShellExtIcon
Value:
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CLASSES_ROOT\Local Settings\MuiCache\70\52C64B7E
Operation:	write	Name:	LanguageList
Value: en-US
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:	write	Name:	0
Value: C:\Users\admin\Downloads\CXSplay.7z
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	name
Value: 120
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	size
Value: 80
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	type
Value: 120
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	mtime
Value: 100
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\DialogEditHistory\ExtrPath
Operation:	write	Name:	0
Value: C:\Users\admin\Desktop
(PID) Process:	(3384) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\Interface
Operation:	write	Name:	ShowPassword
Value: 0

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3468	CXSplay.exe	C:\Users\admin\Desktop\1.dll		—
		MD5:—	SHA256:—
3468	CXSplay.exe	C:\Users\admin\AppData\Local\Temp\933359\TemporaryFile		—
		MD5:—	SHA256:—
3384	WinRAR.exe	C:\Users\admin\Desktop\CXSplay.exe		executable
		MD5:—	SHA256:—
3468	CXSplay.exe	C:\Users\admin\AppData\Local\Temp\933359\....\TemporaryFile		executable
		MD5:—	SHA256:—
3148	Server.exe	C:\Windows\svchost.exe		executable
		MD5:—	SHA256:—
3148	Server.exe	C:\Windows\system32\934421.bak		executable
		MD5:—	SHA256:—
3468	CXSplay.exe	C:\Windows\explorerr.exe		executable
		MD5:—	SHA256:—
3468	CXSplay.exe	C:\Windows\Server.exe		executable
		MD5:—	SHA256:—

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

No HTTP requests

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Connections

No data

DNS requests

Domain	IP	Reputation
w1.zhexi.tech	—	unknown
localhost.ptlogin2.qq.com	—	unknown
2018.ip138.com	—	malicious

Threats

No threats detected

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Process	Message
Server.exe	½øÈëDLLMain
svchost.exe	½øÈëDLLMain
svchost.exe	½øÈëDLLMain

General Info

CXSplay.7z

35AB59EA398C4161FBCAA3F71DCEC841

16FD4AB0C82CE369326AC3A547B5229355003B69

71F968BE37712D982777D9131DB833763BF2C98A64D4075045C36CE38EA0F83B

24576:ZzZbCqLbUAdvpKgkU1bHs1GycPWHPDO4y8pQXiweHDvoLaR:qq34TIbHVNJLX+ALy

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Application was dropped or rewritten from another process

SUSPICIOUS

Executable content was dropped or overwritten

Creates files in the Windows directory

Creates executable files which already exist in Windows

Executed as Windows Service

Creates or modifies windows services

Application launched itself

INFO

Manual execution by user

Malware configuration

Static information

TRiD

Video and screenshots

Processes

Behavior graph

Specs description

Process information

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