Malware analysis http://wcdownloader.lavasoft.com/4.7.1993.3887/WebCompanion-4.7.1993.3887-prod.zip Malicious activity

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URL:	http://wcdownloader.lavasoft.com/4.7.1993.3887/WebCompanion-4.7.1993.3887-prod.zip
Full analysis:	https://app.any.run/tasks/e009a2df-bc8f-4a4e-b562-94d2f097bc70
Verdict:	Malicious activity
Analysis date:	June 07, 2019, 22:51:11
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:	6E5A1726E0D80B151D8D236D57B369B0
SHA1:	477F03860573607797181717515297994A078223
SHA256:	F3B087C1E5957866CF8369E739B1198A766B0074DE15B880A110728E38A9886E
SSDEEP:	3:N1KJGDodX9EORRm3RKfMVn:CIJ8g3kfMV

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 (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
- Application was dropped or rewritten from another process
  - Ad-Aware Web Companion.exe (PID: 3868)
  - Ad-Aware Web Companion.exe (PID: 336)
- Loads dropped or rewritten executable
  - explorer.exe (PID: 116)
  - SearchProtocolHost.exe (PID: 2080)
SUSPICIOUS
- Starts Internet Explorer
  - explorer.exe (PID: 116)
- Reads Internet Cache Settings
  - explorer.exe (PID: 116)
- Creates files in the user directory
  - explorer.exe (PID: 116)
- Reads default file associations for system extensions
  - explorer.exe (PID: 116)
- Executable content was dropped or overwritten
  - WinRAR.exe (PID: 3736)
INFO
- Changes internet zones settings
  - iexplore.exe (PID: 3376)
- Reads Internet Cache Settings
  - iexplore.exe (PID: 3376)
  - iexplore.exe (PID: 3092)
- Application launched itself
  - iexplore.exe (PID: 3376)
- Creates files in the user directory
  - iexplore.exe (PID: 3092)
- Manual execution by user
  - explorer.exe (PID: 3896)
- Dropped object may contain Bitcoin addresses
  - WinRAR.exe (PID: 3736)
- Adds / modifies Windows certificates
  - iexplore.exe (PID: 3376)
- Reads settings of System Certificates
  - iexplore.exe (PID: 3376)
- Changes settings of System certificates
  - iexplore.exe (PID: 3376)

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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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

116

C:\Windows\Explorer.EXE

C:\Windows\explorer.exe

—

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Explorer

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\winanr.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshtcpip.dll
c:\windows\explorer.exe
c:\windows\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

336

"C:\Users\admin\Downloads\WebCompanion-4.7.1993.3887-prod\Application\Ad-Aware Web Companion.exe"

C:\Users\admin\Downloads\WebCompanion-4.7.1993.3887-prod\Application\Ad-Aware Web Companion.exe

—

explorer.exe

User:

admin

Company:

Integrity Level:

MEDIUM

Description:

Ad-Aware Web Companion.exe

Exit code:

Version:

4.7.1993.3887

Modules

Images
c:\users\admin\downloads\webcompanion-4.7.1993.3887-prod\application\ad-aware web companion.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\ole32.dll

2080

"C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe5_ Global\UsGthrCtrlFltPipeMssGthrPipe5 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"

C:\Windows\System32\SearchProtocolHost.exe

—

SearchIndexer.exe

User:

SYSTEM

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

Microsoft Windows Search Protocol Host

Exit code:

Version:

7.00.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\searchprotocolhost.exe
c:\windows\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

3092

"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3376 CREDAT:71937

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

iexplore.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

LOW

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

3376

"C:\Program Files\Internet Explorer\iexplore.exe" -nohome

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

3736

"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Downloads\WebCompanion-4.7.1993.3887-prod.zip"

C:\Program Files\WinRAR\WinRAR.exe

iexplore.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\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\comdlg32.dll

3868

"C:\Users\admin\Downloads\WebCompanion-4.7.1993.3887-prod\Application\Ad-Aware Web Companion.exe"

C:\Users\admin\Downloads\WebCompanion-4.7.1993.3887-prod\Application\Ad-Aware Web Companion.exe

—

explorer.exe

User:

admin

Company:

Integrity Level:

MEDIUM

Description:

Ad-Aware Web Companion.exe

Exit code:

Version:

4.7.1993.3887

Modules

Images
c:\users\admin\downloads\webcompanion-4.7.1993.3887-prod\application\ad-aware web companion.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\ole32.dll

3896

"C:\Windows\explorer.exe"

C:\Windows\explorer.exe

—

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Explorer

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\explorer.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\gdi32.dll
c:\windows\system32\user32.dll

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Total events

2 392

Read events

2 000

Write events

385

Delete events

Modification events


(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:	write	Name:	CompatibilityFlags
Value: 0
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 1
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones
Operation:	write	Name:	SecuritySafe
Value: 1
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:	write	Name:	ProxyEnable
Value: 0
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:	write	Name:	SavedLegacySettings
Value: 4600000071000000010000000000000000000000000000000000000000000000C0E333BBEAB1D301000000000000000000000000020000001700000000000000FE800000000000007D6CB050D9C573F70B000000000000006D00330032005C004D00530049004D004700330032002E0064006C000100000004AA400014AA4000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000C0A8016400000000000000000000000000000000000000000800000000000000805D3F00983740000008000002000000000000600000002060040000B8A94000020000008802000060040000B8A9400004000000F8010000B284000088B64000B84B400043003A000000000000000000000000000000000000000000
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Recovery\Active
Operation:	write	Name:	{CE07D7BF-8976-11E9-A09E-5254004A04AF}
Value: 0
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:	write	Name:	Type
Value: 4
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:	write	Name:	Count
Value: 1
(PID) Process:	(3376) iexplore.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:	write	Name:	Time
Value: E307060005000700160033002600FD01

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3376	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].ico		—
		MD5:—	SHA256:—
3376	iexplore.exe	C:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico		—
		MD5:—	SHA256:—
3376	iexplore.exe	C:\Users\admin\AppData\Local\Temp\~DFAE195DBD962D2E28.TMP		—
		MD5:—	SHA256:—
3376	iexplore.exe	C:\Users\admin\Downloads\WebCompanion-4.7.1993.3887-prod.zip		compressed
		MD5:—	SHA256:—
3376	iexplore.exe	C:\Users\admin\AppData\Local\Temp\~DF42D6995A9B26DB20.TMP		—
		MD5:—	SHA256:—
3376	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\RecoveryStore.{CE07D7BF-8976-11E9-A09E-5254004A04AF}.dat		—
		MD5:—	SHA256:—
3092	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\index.dat		dat
		MD5:—	SHA256:—
3376	iexplore.exe	C:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{CE07D7C0-8976-11E9-A09E-5254004A04AF}.dat		binary
		MD5:—	SHA256:—
116	explorer.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\History\History.IE5\MSHist012019060720190608\index.dat		dat
		MD5:—	SHA256:—
116	explorer.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\Downloads.lnk		lnk
		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
3092	iexplore.exe	GET	200	64.18.87.81:80	http://wcdownloader.lavasoft.com/4.7.1993.3887/WebCompanion-4.7.1993.3887-prod.zip	CA	compressed	9.20 Mb	malicious
3376	iexplore.exe	GET	200	204.79.197.200:80	http://www.bing.com/favicon.ico	US	image	237 b	whitelisted

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
3376	iexplore.exe	204.79.197.200:80	www.bing.com	Microsoft Corporation	US	whitelisted
3092	iexplore.exe	64.18.87.81:80	wcdownloader.lavasoft.com	COGECODATA	CA	unknown

DNS requests

Domain	IP	Reputation
www.bing.com	204.79.197.200 13.107.21.200	whitelisted
wcdownloader.lavasoft.com	64.18.87.81 64.18.87.82	malicious

Threats

No threats detected

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No debug info

General Info

http://wcdownloader.lavasoft.com/4.7.1993.3887/WebCompanion-4.7.1993.3887-prod.zip

6E5A1726E0D80B151D8D236D57B369B0

477F03860573607797181717515297994A078223

F3B087C1E5957866CF8369E739B1198A766B0074DE15B880A110728E38A9886E

3:N1KJGDodX9EORRm3RKfMVn:CIJ8g3kfMV

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Application was dropped or rewritten from another process

Loads dropped or rewritten executable

SUSPICIOUS

Starts Internet Explorer

Reads Internet Cache Settings

Creates files in the user directory

Reads default file associations for system extensions

Executable content was dropped or overwritten

INFO

Changes internet zones settings

Reads Internet Cache Settings

Application launched itself

Creates files in the user directory

Manual execution by user

Dropped object may contain Bitcoin addresses

Adds / modifies Windows certificates

Reads settings of System Certificates

Changes settings of System certificates

Malware configuration

Static information

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

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