URL:

http://assets.aten.com/product/driver/cn8000_winclient_v2.3.227.zip

Full analysis: https://app.any.run/tasks/62ff3974-a94c-4cb4-b63f-27a8ab28841c
Verdict: Malicious activity
Analysis date: November 30, 2021, 08:57:58
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

FA85D2B16FBB2C43E6805A39CCBB5773

SHA1:

4A96A494EA8734AD731874C0B7E0CA2840AA0651

SHA256:

E8D7AE5E1A5D4C84BB66F2B0D703751BD9F1D243849144237DB822C75BC9D14A

SSDEEP:

3:N1KfhwRA/zXaQGRKBXpp4aJBlYc:CJkAGRKhYCh

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.

  • MALICIOUS

    • Drops executable file immediately after starts

      • cn8000winclient.exe (PID: 4052)

    • Application was dropped or rewritten from another process

      • cn8000winclient.exe (PID: 2664)
      • cn8000winclient.exe (PID: 4052)
      • cn8000winclient.exe (PID: 3892)
      • cn8000winclient.exe (PID: 292)

    • Registers / Runs the DLL via REGSVR32.EXE

      • cmd.exe (PID: 3336)

  • SUSPICIOUS

    • Reads Microsoft Outlook installation path

      • iexplore.exe (PID: 3032)

    • Reads the computer name

      • WinRAR.exe (PID: 568)
      • cn8000winclient.exe (PID: 292)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 568)
      • cn8000winclient.exe (PID: 4052)
      • cn8000winclient.exe (PID: 292)

    • Checks supported languages

      • WinRAR.exe (PID: 568)
      • cn8000winclient.exe (PID: 4052)
      • cn8000winclient.exe (PID: 292)
      • cmd.exe (PID: 3336)

    • Drops a file that was compiled in debug mode

      • cn8000winclient.exe (PID: 4052)
      • cn8000winclient.exe (PID: 292)

    • Creates a software uninstall entry

      • cn8000winclient.exe (PID: 292)

    • Creates a directory in Program Files

      • cn8000winclient.exe (PID: 292)

    • Creates files in the program directory

      • cn8000winclient.exe (PID: 292)

    • Starts CMD.EXE for commands execution

      • cn8000winclient.exe (PID: 292)

  • INFO

    • Checks supported languages

      • iexplore.exe (PID: 1704)
      • iexplore.exe (PID: 3032)
      • regsvr32.exe (PID: 3068)

    • Reads the computer name

      • iexplore.exe (PID: 3032)
      • iexplore.exe (PID: 1704)

    • Application launched itself

      • iexplore.exe (PID: 1704)

    • Modifies the phishing filter of IE

      • iexplore.exe (PID: 1704)

    • Changes internet zones settings

      • iexplore.exe (PID: 1704)

    • Reads the date of Windows installation

      • iexplore.exe (PID: 1704)

    • Checks Windows Trust Settings

      • iexplore.exe (PID: 1704)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
48
Monitored processes
9
Malicious processes
2
Suspicious processes
1

Behavior graph

Click at the process to see the details
start drop and start drop and start drop and start drop and start iexplore.exe iexplore.exe winrar.exe cn8000winclient.exe no specs cn8000winclient.exe cn8000winclient.exe no specs cn8000winclient.exe cmd.exe no specs regsvr32.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
292"C:\Users\admin\AppData\Local\Temp\Rar$EXa568.39974\cn8000winclient.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa568.39974\cn8000winclient.exe
WinRAR.exe
User:
admin
Company:
Pablo Software Solutions
Integrity Level:
HIGH
Description:
Setup MFC Application
Exit code:
0
Version:
1, 0, 0, 1
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa568.39974\cn8000winclient.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\mfc42.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\ole32.dll
568"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\cn8000_winclient_v2.3.227.zip"C:\Program Files\WinRAR\WinRAR.exe
iexplore.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.91.0
Modules
Images
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\program files\winrar\winrar.exe
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\comdlg32.dll
1704"C:\Program Files\Internet Explorer\iexplore.exe" "http://assets.aten.com/product/driver/cn8000_winclient_v2.3.227.zip"C:\Program Files\Internet Explorer\iexplore.exe
Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
0
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
Modules
Images
c:\program files\internet explorer\iexplore.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\api-ms-win-downlevel-version-l1-1-0.dll
2664"C:\Users\admin\AppData\Local\Temp\Rar$EXa568.39875\cn8000winclient.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa568.39875\cn8000winclient.exe—WinRAR.exe
User:
admin
Company:
Pablo Software Solutions
Integrity Level:
MEDIUM
Description:
Setup MFC Application
Exit code:
3221226540
Version:
1, 0, 0, 1
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa568.39875\cn8000winclient.exe
c:\windows\system32\ntdll.dll
3032"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1704 CREDAT:267521 /prefetch:2C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
Modules
Images
c:\program files\internet explorer\iexplore.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\api-ms-win-downlevel-version-l1-1-0.dll
c:\windows\system32\sechost.dll
3068regsvr32 /s "C:\Program Files\Aten\CN8000 WinClient\launch64.ocx"C:\Windows\system32\regsvr32.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
3
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ntdll.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
3336C:\Windows\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\_regoxc.bat" "C:\Windows\system32\cmd.exe—cn8000winclient.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
3
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\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
3892"C:\Users\admin\AppData\Local\Temp\Rar$EXa568.39974\cn8000winclient.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa568.39974\cn8000winclient.exe—WinRAR.exe
User:
admin
Company:
Pablo Software Solutions
Integrity Level:
MEDIUM
Description:
Setup MFC Application
Exit code:
3221226540
Version:
1, 0, 0, 1
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa568.39974\cn8000winclient.exe
c:\windows\system32\ntdll.dll
4052"C:\Users\admin\AppData\Local\Temp\Rar$EXa568.39875\cn8000winclient.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa568.39875\cn8000winclient.exe
WinRAR.exe
User:
admin
Company:
Pablo Software Solutions
Integrity Level:
HIGH
Description:
Setup MFC Application
Exit code:
0
Version:
1, 0, 0, 1
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa568.39875\cn8000winclient.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\mfc42.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
Total events
4 164
Read events
4 065
Write events
99
Delete events
0

Modification events

(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPDaysSinceLastAutoMigration
Value:
1
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchLowDateTime
Value:
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchHighDateTime
Value:
30926280
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
30926280
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(1704) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
9
Suspicious files
8
Text files
5
Unknown types
4

Dropped files

PID
Process
Filename
Type
1704iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{A722DABD-51BB-11EC-A20C-12A9866C77DE}.datbinary
MD5:—
SHA256:—
3032iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\MFAQUS6V\cn8000_winclient_v2.3.227[1].zipcompressed
MD5:—
SHA256:—
1704iexplore.exeC:\Users\admin\AppData\Local\Temp\~DFEFB0F2CB3DDB72E3.TMPgmc
MD5:—
SHA256:—
1704iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\cn8000_winclient_v2.3.227.zipcompressed
MD5:9F76908E90B85708C602E29F2E944D15
SHA256:4A9363422310AAF5C4A87C6BF16B9DB6CF7B320ED323C88C501D3DEF1CC73125
568WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa568.39875\cn8000winclient.exeexecutable
MD5:AC7EF6DDF11A1D2892103F917AED754E
SHA256:C217BC2050F7E71874AB5A8D7BCA4F0BD0F5FB5D9CE21B100E9E8EAE6B3983AA
4052cn8000winclient.exeC:\Users\admin\AppData\Local\Temp\~instdir\background.jpgtext
MD5:EE5079FF153742255EE6CE9D78424053
SHA256:2C418346DF9485BFB88921E46E3C925FB52AA1E5601189BC1D9C273025ADEC49
4052cn8000winclient.exeC:\Users\admin\AppData\Local\Temp\~instdir\setup.initext
MD5:EE5079FF153742255EE6CE9D78424053
SHA256:2C418346DF9485BFB88921E46E3C925FB52AA1E5601189BC1D9C273025ADEC49
4052cn8000winclient.exeC:\Users\admin\AppData\Local\Temp\~instdir\tempexecutable
MD5:BB79FEDC7B26DF6925C67DE6D2B3129F
SHA256:B6E7192B265C185AA3C4380446D403AB038507637DEA00F34E074C5FC08D7DFA
292cn8000winclient.exeC:\ProgramData\Microsoft\Windows\Start Menu\Programs\CN8000\CN8000 WinClient.lnklnk
MD5:—
SHA256:—
292cn8000winclient.exeC:\Users\admin\Desktop\CN8000 WinClient.lnklnk
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
5
DNS requests
3
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3032
iexplore.exe
GET
200
13.32.99.94:80
http://assets.aten.com/product/driver/cn8000_winclient_v2.3.227.zip
US
compressed
1.11 Mb
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1704
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
—
—
13.32.99.94:80
assets.aten.com
Amazon.com, Inc.
US
suspicious

DNS requests

Domain
IP
Reputation
assets.aten.com
  • 13.32.99.94
  • 13.32.99.88
  • 13.32.99.91
  • 13.32.99.121
malicious
iecvlist.microsoft.com
  • 152.199.19.161
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted

Threats

No threats detected
No debug info
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Reports
http://assets.aten.com/product/driver/cn8000_winclient_v2.3.227.zip