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File name:

ZoomInstaller.exe

Full analysis: https://app.any.run/tasks/7319807e-6e78-46d5-9cf6-c84a170a6673
Verdict: Malicious activity
Analysis date: November 14, 2018, 11:35:06
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

F99CD816EFF4818A047771A326E2AC72

SHA1:

FD56B996BBE9A040F7B454523BB67728773FB7ED

SHA256:

0F703F73D94D627289C71418D9681155356ACC53B422B47C2FBD54DF3C4623C4

SSDEEP:

196608:PcoNnYsRqDsg5m6uTq0JIF3OAY1CwbtmyjGOltl72WQ9RJQ3AkAiOSxdxy:PcgnYW8VN0AYhtmyjvtxlQTBiOQO

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

      • Installer.exe (PID: 3932)
      • Installer.exe (PID: 476)
      • Zoom.exe (PID: 912)
      • Zoom.exe (PID: 3180)

    • Loads dropped or rewritten executable

      • Installer.exe (PID: 3932)
      • Zoom.exe (PID: 3180)
      • Zoom.exe (PID: 912)

  • SUSPICIOUS

    • Application launched itself

      • Installer.exe (PID: 3932)
      • Zoom.exe (PID: 912)

    • Executable content was dropped or overwritten

      • ZoomInstaller.exe (PID: 640)
      • Installer.exe (PID: 3932)

    • Creates a software uninstall entry

      • Installer.exe (PID: 3932)

    • Changes IE settings (feature browser emulation)

      • Installer.exe (PID: 3932)

    • Modifies the open verb of a shell class

      • Installer.exe (PID: 3932)

    • Creates files in the user directory

      • Zoom.exe (PID: 912)
      • Installer.exe (PID: 3932)
      • Zoom.exe (PID: 3180)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • Installer.exe (PID: 3932)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (64.6)
.dll | Win32 Dynamic Link Library (generic) (15.4)
.exe | Win32 Executable (generic) (10.5)
.exe | Generic Win/DOS Executable (4.6)
.exe | DOS Executable Generic (4.6)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:02:01 09:59:19+01:00
PEType: PE32
LinkerVersion: 9
CodeSize: 94720
InitializedDataSize: 64000
UninitializedDataSize: -
EntryPoint: 0x16526
OSVersion: 5
ImageVersion: -
SubsystemVersion: 5
Subsystem: Windows GUI
FileVersionNumber: 4.0.0.0
ProductVersionNumber: 4.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Windows, Latin1
Comments: Zoom Meetings Installer
CompanyName: Zoom Video Communications, Inc.
FileDescription: Zoom Meetings Installer
FileVersion: 4.1.2222.868
InternalName: Zoom Meetings Installer
LegalCopyright: Copyright ©2012-2018 Zoom Video Communications, Inc. All rights reserved.
LegalTrademarks: Zoom Meetings Installer
OriginalFileName: Zoom Meetings Installer
ProductName: Zoom Meetings Installer
ProductVersion: 4.1.2222.868

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 01-Feb-2018 08:59:19
Detected languages:
  • English - United States
Comments: Zoom Meetings Installer
CompanyName: Zoom Video Communications, Inc.
FileDescription: Zoom Meetings Installer
FileVersion: 4.1.2222.868
InternalName: Zoom Meetings Installer
LegalCopyright: Copyright ©2012-2018 Zoom Video Communications, Inc. All rights reserved.
LegalTrademarks: Zoom Meetings Installer
OriginalFilename: Zoom Meetings Installer
ProductName: Zoom Meetings Installer
ProductVersion: 4.1.2222.868

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000108

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 01-Feb-2018 08:59:19
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0001714B
0x00017200
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.61764
.rdata
0x00019000
0x00005AAA
0x00005C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.33209
.data
0x0001F000
0x000030A4
0x00000C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.48997
.rsrc
0x00023000
0x000091F0
0x00009200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.01567

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.0207
598
Latin 1 / Western European
English - United States
RT_MANIFEST
2
2.99982
9640
Latin 1 / Western European
English - United States
RT_ICON
3
2.99012
4264
Latin 1 / Western European
English - United States
RT_ICON
4
3.10697
2440
Latin 1 / Western European
English - United States
RT_ICON
5
4.12904
1128
Latin 1 / Western European
English - United States
RT_ICON
97
3.04857
184
Latin 1 / Western European
English - United States
RT_DIALOG
101
2.79808
76
Latin 1 / Western European
English - United States
RT_GROUP_ICON
188
2.17822
84
Latin 1 / Western European
English - United States
RT_STRING
207
1.43775
52
Latin 1 / Western European
English - United States
RT_STRING

Imports

KERNEL32.dll
MSVCR90.dll
OLEAUT32.dll
SHELL32.dll
USER32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
39
Monitored processes
5
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 zoominstaller.exe installer.exe installer.exe zoom.exe zoom.exe

Process information

PID
CMD
Path
Indicators
Parent process
640"C:\Users\admin\AppData\Local\Temp\ZoomInstaller.exe" C:\Users\admin\AppData\Local\Temp\ZoomInstaller.exe
explorer.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings Installer
Exit code:
0
Version:
4.1.2222.868
3932.\Installer.exeC:\Users\admin\AppData\Local\Temp\7zS0825F69D\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
476"C:\Users\admin\AppData\Local\Temp\7zS0825F69D\Installer.exe" /addfwexception --bin_home=C:\Users\admin\AppData\Roaming\Zoom\binC:\Users\admin\AppData\Local\Temp\7zS0825F69D\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
912"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
Version:
4,1,34583,1107
3180C:\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
Version:
4,1,34583,1107
Total events
808
Read events
764
Write events
0
Delete events
0

Modification events

No data
Executable files
84
Suspicious files
13
Text files
14
Unknown types
2

Dropped files

PID
Process
Filename
Type
640ZoomInstaller.exeC:\Users\admin\AppData\Local\Temp\7zS0825F69D\Zoom.msi —
MD5:—
SHA256:—
3932Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\dingdong.pcmbinary
MD5:6634B90AC989DC297DA9F37CE3F656AC
SHA256:80A9A24A19C9749F7D76D2E3A37587A19AC812659DE2E76B50B08F5F293884CD
3932Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\ring.pcmbinary
MD5:8CB38998FFA6B56164C375375EB01DB0
SHA256:2F6BBE479C720072CE7A34182389BEC94AAC83310326F312C826F2F95C2A6EEA
3932Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\ZoomInstall.xmlxml
MD5:06D3868A6D1FFC005A4EA0A5DA28AA2F
SHA256:620814D7988D6A8ECE80349809DB3BB9CD74F8E654198E5D00581474029A7F84
3932Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\crashrpt_lang.initext
MD5:3BE1F13A7A5C5490D4669F3051CC5572
SHA256:9F124594495B209908D79CECADD63EE55D2282D763212C0FCD0930A5F858CA8C
3932Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\leave.pcmbinary
MD5:E5D30E0ABC409206352D6D6DD14F3A1E
SHA256:6A401623C2583E67868131F2194EAB3321E74783388D80DEFDC190022018B6F7
3932Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\ZXMPPROOT.certext
MD5:62644B63A05256BEF2D451EDED40EA0C
SHA256:97AD79200012161178737A515781FE486332CFD9A918082C7FBD3DDD06CEAA37
640ZoomInstaller.exeC:\Users\admin\AppData\Local\Temp\7zS0825F69D\Installer.exeexecutable
MD5:352F40D4DF094D651C9860DB84E93CFE
SHA256:72A04730D2482E4AF0A0B4CB0CC2D3AE7E0B04B9277DCB1F738164C97980F83E
3932Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\CptControl.exeexecutable
MD5:8D4858662CE33A156650FC24A54203CF
SHA256:F644A8AE74B27E7F3CEB4476CB4E81A747BD07D4FC1BA0E0583C6E954D035F12
3932Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\CptHost.exeexecutable
MD5:DA85AD54D53394617C79CA15C4B3C805
SHA256:DDE7F73B6F640D50930A691BD0ABB093B859E37F4C43C5A8A8DBA9C3094A0D1F
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
1
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
912
Zoom.exe
52.202.62.236:443
zoom.us
Amazon.com, Inc.
US
unknown

DNS requests

Domain
IP
Reputation
zoom.us
  • 52.202.62.236
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
[ProductPathHelper::RecursiveRemoveDirA] Path is:
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
[CZoomProductPathHelper::RecursiveRemoveDirA] Path is:
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
ZoomInstaller.exe