Malware analysis Desktop.rar Malicious activity | ANY.RUN

Add for printing

File name:	Desktop.rar
Full analysis:	https://app.any.run/tasks/5a374a80-3f27-43a6-9fde-02c1186734ca
Verdict:	Malicious activity
Analysis date:	January 17, 2019, 20:56:42
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME:	application/x-rar
File info:	RAR archive data, v5
MD5:	E2EDD8E4E5964D0E243765A7A05FAB7D
SHA1:	73B65091D019482E037DFF26695D6E99F98CE6D2
SHA256:	E7F6F8C21BCD1837FE1F6211489ADF131DDD5952A0B4B92F1031D6AD45130AB4
SSDEEP:	12288:NtnlbgTkOyVjFZhc6FVzPEVKRyqVqrYKh8MDGOq3lWmgwUHxE6cKAKOT4:Nevue6QgRyqViXh8bOYWxwZvK1OT4

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:: 240 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: 180 seconds
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

Add for printing

MALICIOUS
- Application was dropped or rewritten from another process
  - Constructor.Win32.ChmBuilder.a.exe (PID: 2552)
SUSPICIOUS
- Executable content was dropped or overwritten
  - WinRAR.exe (PID: 2424)
- Creates files in the Windows directory
  - IEInstal.exe (PID: 3008)
- Removes files from Windows directory
  - IEInstal.exe (PID: 3008)
INFO
- Reads Internet Cache Settings
  - iexplore.exe (PID: 1484)
- Changes internet zones settings
  - iexplore.exe (PID: 3660)
- Creates files in the user directory
  - iexplore.exe (PID: 1484)
- Reads internet explorer settings
  - iexplore.exe (PID: 1484)

Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

Add for printing

No Malware configuration.

Add for printing

TRiD

.rar	\|	RAR compressed archive (v5.0) (61.5)
.rar	\|	RAR compressed archive (gen) (38.4)

EXIF

MPEG

MPEGAudioVersion:	1
AudioLayer:	3
AudioBitrate:	32 kbps
SampleRate:	44100
ChannelMode:	Single Channel
MSStereo:	On
IntensityStereo:	Off
CopyrightFlag:
OriginalMedia:
Emphasis:	CCIT J.17

Composite

Duration:	0:02:46 (approx)

No data.

Add for printing

All screenshots are available in the full report

Add for printing

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

1484

"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3660 CREDAT:79873

C:\Program Files\Internet Explorer\iexplore.exe

—

iexplore.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Internet Explorer

Exit code:

Version:

8.00.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\program files\internet explorer\iexplore.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\user32.dll
c:\windows\system32\gdi32.dll

2424

"C:\Program Files\WinRAR\WinRAR.exe" x -iext -ow -ver -- "C:\Users\admin\Desktop\Constructor.Win32.ChmBuilder.a.zip" C:\Users\admin\Desktop\

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

2552

"C:\Users\admin\Desktop\Constructor.Win32.ChmBuilder.a.exe"

C:\Users\admin\Desktop\Constructor.Win32.ChmBuilder.a.exe

—

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Modules

Images
c:\users\admin\desktop\constructor.win32.chmbuilder.a.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_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll
c:\windows\system32\gdi32.dll

2824

"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Desktop.rar"

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

3008

"C:\Program Files\Internet Explorer\IEInstal.exe" -Embedding

C:\Program Files\Internet Explorer\IEInstal.exe

—

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

HIGH

Description:

Internet Explorer Add-on Installer

Exit code:

2147942402

Version:

8.00.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\program files\internet explorer\ieinstal.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\user32.dll
c:\windows\system32\gdi32.dll

3660

"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\admin\Desktop\killer.htm

C:\Program Files\Internet Explorer\iexplore.exe

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Internet Explorer

Exit code:

Version:

8.00.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\program files\internet explorer\iexplore.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\user32.dll
c:\windows\system32\gdi32.dll

4056

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\Desktop\killer.hhp

C:\Windows\system32\rundll32.exe

—

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows host process (Rundll32)

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\rundll32.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\imagehlp.dll

Add for printing

Total events

1 172

Read events

1 002

Write events

166

Delete events

Modification events


(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:	write	Name:	ShellExtBMP
Value:
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:	write	Name:	ShellExtIcon
Value:
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E
Operation:	write	Name:	LanguageList
Value: en-US
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:	write	Name:	0
Value: C:\Users\admin\AppData\Local\Temp\Desktop.rar
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	name
Value: 120
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	size
Value: 80
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	type
Value: 120
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	mtime
Value: 100
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E
Operation:	write	Name:	@C:\Windows\System32\wshext.dll,-4804
Value: JScript Script File
(PID) Process:	(2824) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\Interface\MainWin
Operation:	write	Name:	Placement
Value: 2C0000000000000001000000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF42000000420000000204000037020000

Add for printing

Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3660	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\R9ZEWH8D\favicon[1].ico		—
		MD5:—	SHA256:—
3660	iexplore.exe	C:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico		—
		MD5:—	SHA256:—
3008	IEInstal.exe	C:\Windows\Downloaded Program Files\SET2A77.tmp		—
		MD5:—	SHA256:—
2824	WinRAR.exe	C:\Users\admin\AppData\Local\Temp\Rar$DRa2824.14247\killer.js		text
		MD5:—	SHA256:—
3008	IEInstal.exe	C:\Windows\INF\setupapi.app.log		text
		MD5:—	SHA256:—
2552	Constructor.Win32.ChmBuilder.a.exe	C:\Users\admin\Desktop\killer.htm		text
		MD5:—	SHA256:—
2824	WinRAR.exe	C:\Users\admin\AppData\Local\Temp\Rar$DRa2824.14247\Constructor.Win32.ChmBuilder.a.zip		compressed
		MD5:—	SHA256:—
2424	WinRAR.exe	C:\Users\admin\Desktop\Constructor.Win32.ChmBuilder.a		executable
		MD5:—	SHA256:—
2552	Constructor.Win32.ChmBuilder.a.exe	C:\Users\admin\Desktop\killer.hhp		text
		MD5:—	SHA256:—
1484	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RB73MZ6Y\dnserror[1]		html
		MD5:68E03ED57EC741A4AFBBCD11FAB1BDBE	SHA256:1FF3334C3EB27033F8F37029FD72F648EDD4551FCE85FC1F5159FEAEA1439630

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

Add for printing

HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
3660	iexplore.exe	GET	200	204.79.197.200:80	http://www.bing.com/favicon.ico	US	image	237 b	whitelisted

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

Connections

PID	Process	IP	Domain	ASN	CN	Reputation
3660	iexplore.exe	204.79.197.200:80	www.bing.com	Microsoft Corporation	US	whitelisted

DNS requests

Domain	IP	Reputation
www.bing.com	204.79.197.200 13.107.21.200	whitelisted

Threats

No threats detected

Add for printing

No debug info

General Info

Desktop.rar

E2EDD8E4E5964D0E243765A7A05FAB7D

73B65091D019482E037DFF26695D6E99F98CE6D2

E7F6F8C21BCD1837FE1F6211489ADF131DDD5952A0B4B92F1031D6AD45130AB4

12288:NtnlbgTkOyVjFZhc6FVzPEVKRyqVqrYKh8MDGOq3lWmgwUHxE6cKAKOT4:Nevue6QgRyqViXh8bOYWxwZvK1OT4

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

Removes files from Windows directory

INFO

Reads Internet Cache Settings

Changes internet zones settings

Creates files in the user directory

Reads internet explorer settings

Malware configuration

Static information

TRiD

EXIF

MPEG

Composite

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

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