URL:

https://d11yldzmag5yn.cloudfront.net/prod/4.1.34583.1107/ZoomInstaller.exe

Full analysis: https://app.any.run/tasks/17823ad5-42c8-4da6-9af0-ff67058c4e78
Verdict: Malicious activity
Analysis date: November 14, 2018, 09:35:04
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

AE8DA30FBBB6B913AC185BBCBAC798B6

SHA1:

430CA6EEC1F1BE1A1A26ABE844F6FC0528B3A0FC

SHA256:

68CCFB88804B2E058AFD053FA261A3A98B642CE976184671807BE29AE8F41D8A

SSDEEP:

3:N8MtyLLe1+l/04aKRgLEgUH/utTXLNn:2MtyL2nhBLEgGGtTXLN

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

    • Application was dropped or rewritten from another process

      • ZoomInstaller.exe (PID: 2688)
      • Installer.exe (PID: 2860)
      • Installer.exe (PID: 600)
      • Zoom.exe (PID: 2544)
      • Zoom.exe (PID: 892)

    • Loads dropped or rewritten executable

      • Installer.exe (PID: 2860)
      • Zoom.exe (PID: 2544)
      • Zoom.exe (PID: 892)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • ZoomInstaller.exe (PID: 2688)
      • iexplore.exe (PID: 3532)
      • iexplore.exe (PID: 3724)
      • Installer.exe (PID: 2860)

    • Application launched itself

      • Installer.exe (PID: 2860)
      • Zoom.exe (PID: 2544)

    • Creates a software uninstall entry

      • Installer.exe (PID: 2860)

    • Changes IE settings (feature browser emulation)

      • Installer.exe (PID: 2860)

    • Modifies the open verb of a shell class

      • Installer.exe (PID: 2860)

    • Creates files in the user directory

      • Zoom.exe (PID: 2544)
      • Zoom.exe (PID: 892)
      • Installer.exe (PID: 2860)

  • INFO

    • Application launched itself

      • iexplore.exe (PID: 3724)

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 3532)
      • iexplore.exe (PID: 3724)

    • Dropped object may contain Bitcoin addresses

      • Installer.exe (PID: 2860)

    • Changes internet zones settings

      • iexplore.exe (PID: 3724)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
42
Monitored processes
7
Malicious processes
5
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start drop and start drop and start drop and start iexplore.exe iexplore.exe zoominstaller.exe installer.exe installer.exe zoom.exe zoom.exe

Process information

PID
CMD
Path
Indicators
Parent process
600"C:\Users\admin\AppData\Local\Temp\7zS08A49D1E\Installer.exe" /addfwexception --bin_home=C:\Users\admin\AppData\Roaming\Zoom\binC:\Users\admin\AppData\Local\Temp\7zS08A49D1E\Installer.exe
Installer.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
HIGH
Description:
Zoom Meetings Installer
Exit code:
0
Version:
4,1,34583,1107
Modules
Images
c:\users\admin\appdata\local\temp\7zs08a49d1e\installer.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\psapi.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
892C:\Users\admin\AppData\Roaming\Zoom\bin\Zoom.exe --action=preload --runaszvideo=TRUE C:\Users\admin\AppData\Roaming\Zoom\bin\Zoom.exe
Zoom.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings
Exit code:
0
Version:
4,1,34583,1107
Modules
Images
c:\users\admin\appdata\roaming\zoom\bin\zoom.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\users\admin\appdata\roaming\zoom\bin\zcrashreport.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
2544"C:\Users\admin\AppData\Roaming\Zoom\bin\Zoom.exe" C:\Users\admin\AppData\Roaming\Zoom\bin\Zoom.exeC:\Users\admin\AppData\Roaming\Zoom\bin\Zoom.exe
Installer.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings
Exit code:
0
Version:
4,1,34583,1107
Modules
Images
c:\users\admin\appdata\roaming\zoom\bin\zoom.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\users\admin\appdata\roaming\zoom\bin\zcrashreport.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
2688"C:\Users\admin\Downloads\ZoomInstaller.exe" C:\Users\admin\Downloads\ZoomInstaller.exe
iexplore.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings Installer
Exit code:
0
Version:
4.1.2222.868
Modules
Images
c:\users\admin\downloads\zoominstaller.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\shell32.dll
2860.\Installer.exeC:\Users\admin\AppData\Local\Temp\7zS08A49D1E\Installer.exe
ZoomInstaller.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings Installer
Exit code:
0
Version:
4,1,34583,1107
Modules
Images
c:\users\admin\appdata\local\temp\7zs08a49d1e\installer.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\psapi.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3532"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3724 CREDAT:71937C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
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
3724"C:\Program Files\Internet Explorer\iexplore.exe" -nohomeC:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
1
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
Total events
1 709
Read events
1 556
Write events
147
Delete events
6

Modification events

(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones
Operation:writeName:SecuritySafe
Value:
1
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Recovery\Active
Operation:writeName:{9D0A63D5-E7F0-11E8-BFAB-5254004AAD11}
Value:
0
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Type
Value:
4
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Count
Value:
3
(PID) Process:(3724) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Time
Value:
E2070B0003000E00090023001A005F00
Executable files
86
Suspicious files
14
Text files
17
Unknown types
4

Dropped files

PID
Process
Filename
Type
3724iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RB73MZ6Y\favicon[1].ico —
MD5:—
SHA256:—
3724iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
3724iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF07A81361E976939E.TMP —
MD5:—
SHA256:—
2688ZoomInstaller.exeC:\Users\admin\AppData\Local\Temp\7zS08A49D1E\Zoom.msi —
MD5:—
SHA256:—
3724iexplore.exeC:\Users\admin\Downloads\ZoomInstaller.exeexecutable
MD5:—
SHA256:—
3724iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\History\History.IE5\MSHist012018111420181115\index.datdat
MD5:—
SHA256:—
3724iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF812C02F116C1742A.TMP —
MD5:—
SHA256:—
3724iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\RecoveryStore.{9D0A63D5-E7F0-11E8-BFAB-5254004AAD11}.dat —
MD5:—
SHA256:—
3532iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\OCDM6JB6\ZoomInstaller[1].exeexecutable
MD5:—
SHA256:—
3724iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{9D0A63D6-E7F0-11E8-BFAB-5254004AAD11}.datbinary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
4
DNS requests
3
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3724
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
3724
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
2544
Zoom.exe
52.202.62.235:443
zoom.us
Amazon.com, Inc.
US
suspicious
3532
iexplore.exe
52.85.182.50:443
d11yldzmag5yn.cloudfront.net
Amazon.com, Inc.
US
unknown

DNS requests

Domain
IP
Reputation
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
d11yldzmag5yn.cloudfront.net
  • 52.85.182.50
  • 52.85.182.67
  • 52.85.182.83
  • 52.85.182.55
whitelisted
zoom.us
  • 52.202.62.235
whitelisted

Threats

No threats detected
Process
Message
Installer.exe
[ProductPathHelper::RecursiveRemoveDirA] Path is:
Installer.exe
C:\Users\admin\AppData\Roaming\Zoom\zoom_install_src
Installer.exe
C:\Users\admin\AppData\Roaming\Zoom\uninstall
Installer.exe
C:\Users\admin\AppData\Roaming\Zoom\uninstall
Installer.exe
[ProductPathHelper::RecursiveRemoveDirA] Path is:
Installer.exe
C:\Users\admin\AppData\Roaming\Zoom\bin
Installer.exe
C:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\
Installer.exe
C:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\
Installer.exe
[CPluginImpHelper::GetInstallPath] Get Install Path:
Installer.exe
C:\Users\admin\AppData\Roaming\Zoom\bin
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Reports
https://d11yldzmag5yn.cloudfront.net/prod/4.1.34583.1107/ZoomInstaller.exe