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File name:

Zoom_badf4203c40a409c.exe

Full analysis: https://app.any.run/tasks/804e69a6-9e79-492b-8c71-57c11b564e7d
Verdict: Malicious activity
Analysis date: March 14, 2019, 22:38:20
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:

C42B05C459306678DB2F553F881EA72F

SHA1:

2E29124EFCB7CB19F823B78E5E2C084B5F97BD7F

SHA256:

EBED1C6EC1AB1E4F69B6CE5533C5393660ECC3BA922CA7834D7223F6AD7BAE01

SSDEEP:

1536:MoWYZeUtIqyluTWAp9PDxeG8D3qd8IAAL/V7mkRZ+KQdZAj:zWYZeUSqykWqxA7qFAAJRpQdZAj

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: 4036)
      • Zoom.exe (PID: 3992)
      • Zoom.exe (PID: 3252)
      • Installer.exe (PID: 3196)
      • cpthost.exe (PID: 2540)

    • Loads dropped or rewritten executable

      • Installer.exe (PID: 4036)
      • Zoom.exe (PID: 3252)
      • Zoom.exe (PID: 3992)
      • cpthost.exe (PID: 2540)

  • SUSPICIOUS

    • Starts application with an unusual extension

      • Zoom_badf4203c40a409c.exe (PID: 3132)

    • Executable content was dropped or overwritten

      • Zoom_badf4203c40a409c.exe (PID: 3132)
      • Installer.exe (PID: 4036)

    • Application launched itself

      • Zoom.exe (PID: 3252)
      • Installer.exe (PID: 4036)

    • Changes IE settings (feature browser emulation)

      • Installer.exe (PID: 4036)

    • Creates files in the user directory

      • Zoom_badf4203c40a409c.exe (PID: 3132)
      • Zoom.exe (PID: 3252)
      • cpthost.exe (PID: 2540)
      • Zoom.exe (PID: 3992)
      • Installer.exe (PID: 4036)

    • Starts itself from another location

      • Zoom_badf4203c40a409c.exe (PID: 3132)

    • Creates a software uninstall entry

      • Installer.exe (PID: 4036)

    • Modifies the open verb of a shell class

      • Installer.exe (PID: 4036)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • Installer.exe (PID: 4036)

    • Reads settings of System Certificates

      • Zoom_badf4203c40a409c.exe (PID: 3132)
      • Zoom.exe (PID: 3992)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

ProductVersion: 4,1,29637,0806
ProductName: Zoom Meetings Opener
OriginalFileName: Zoom Meetings Opener
LegalTrademarks: Zoom Meetings Opener
LegalCopyright: Copyright ©2012-2018 Zoom Video Communications, Inc. All rights reserved.
InternalName: Zoom Meetings Opener
FileVersion: 4,1,29637,0806
FileDescription: Zoom Meetings Opener
CompanyName: Zoom Video Communications, Inc.
Comments: Zoom Meetings Opener
CharacterSet: Windows, Latin1
LanguageCode: English (U.S.)
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 4.1.29637.806
FileVersionNumber: 4.1.29637.806
Subsystem: Windows GUI
SubsystemVersion: 5
ImageVersion: -
OSVersion: 5
EntryPoint: 0x1276
UninitializedDataSize: -
InitializedDataSize: 20992
CodeSize: 36864
LinkerVersion: 9
PEType: PE32
TimeStamp: 2018:08:06 06:34:13+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 06-Aug-2018 04:34:13
Detected languages:
  • English - United States
Debug artifacts:
  • d:\ZoomCode\B_41_127695\Bin\Release\NewWebLauncher\ZoomWebLauncher.pdb
Comments: Zoom Meetings Opener
CompanyName: Zoom Video Communications, Inc.
FileDescription: Zoom Meetings Opener
FileVersion: 4,1,29637,0806
InternalName: Zoom Meetings Opener
LegalCopyright: Copyright ©2012-2018 Zoom Video Communications, Inc. All rights reserved.
LegalTrademarks: Zoom Meetings Opener
OriginalFilename: Zoom Meetings Opener
ProductName: Zoom Meetings Opener
ProductVersion: 4,1,29637,0806

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: 0x000000C8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 06-Aug-2018 04:34:13
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00008FE6
0x00009000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.43199
.rdata
0x0000A000
0x0000241B
0x00002600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.47139
.data
0x0000D000
0x0000014C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.10191
.rsrc
0x0000E000
0x00001F18
0x00002000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.9183
.reloc
0x00010000
0x0000092C
0x00000A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
5.87218

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.43199
1108
UNKNOWN
English - United States
RT_VERSION
2
2.21059
34
UNKNOWN
English - United States
RT_GROUP_ICON
7
2.95584
234
UNKNOWN
English - United States
RT_STRING
32
3.09147
432
UNKNOWN
English - United States
RT_STRING
33
3.11204
290
UNKNOWN
English - United States
RT_STRING

Imports

ADVAPI32.dll
CRYPT32.dll
GDI32.dll
KERNEL32.dll
SHELL32.dll
USER32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
7
Malicious processes
5
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start drop and start start drop and start zoom_badf4203c40a409c.exe installer.exe installer.exe zoom.exe zm1164.tmp no specs zoom.exe cpthost.exe

Process information

PID
CMD
Path
Indicators
Parent process
3132"C:\Users\admin\AppData\Local\Temp\Zoom_badf4203c40a409c.exe" C:\Users\admin\AppData\Local\Temp\Zoom_badf4203c40a409c.exe
explorer.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings Opener
Exit code:
0
Version:
4,1,29637,0806
4036"C:\Users\admin\AppData\Roaming\Zoom\ZoomDownload\Installer.exe" ZInstaller --conf.mode=silent --ipc_wnd=65830C:\Users\admin\AppData\Roaming\Zoom\ZoomDownload\Installer.exe
Zoom_badf4203c40a409c.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings Installer
Exit code:
0
Version:
4,3,46560,0311
3196"C:\Users\admin\AppData\Roaming\Zoom\ZoomDownload\Installer.exe" /addfwexception --bin_home="C:\Users\admin\AppData\Roaming\Zoom\bin"C:\Users\admin\AppData\Roaming\Zoom\ZoomDownload\Installer.exe
Installer.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
HIGH
Description:
Zoom Meetings Installer
Exit code:
0
Version:
4,3,46560,0311
3252"C:\Users\admin\AppData\Roaming\Zoom\bin\Zoom.exe" "--url=zoommtg://win.launch?action=join&browser=chrome&confid=dGlkPTM4ODNhNjhmZmEyYTQyZmI4Yjg4YTZmOWFlMTIzZjE4&confno=353618434&mcv=0.92.11227.0929&zc=0"C:\Users\admin\AppData\Roaming\Zoom\bin\Zoom.exe
Zoom_badf4203c40a409c.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings
Version:
4,3,46560,0311
2888"C:\Users\admin\AppData\Local\Temp\zm1164.tmp" -DAF8C715436E44649F1312698287E6A5=C:\Users\admin\AppData\Local\Temp\Zoom_badf4203c40a409c.exeC:\Users\admin\AppData\Local\Temp\zm1164.tmp—Zoom_badf4203c40a409c.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Meetings Opener
Exit code:
0
Version:
4,1,29637,0806
3992C:\Users\admin\AppData\Roaming\Zoom\bin\Zoom.exe --action=join --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:
4,3,46560,0311
2540-event 1756 -pid 3992 -evtname cpthost.exe3992 -exitevent 1760 -exitevtname cpthost.exe3992_rpcexit -user_path "C:\Users\admin\AppData\Roaming\Zoom"C:\Users\admin\AppData\Roaming\Zoom\bin\cpthost.exe
Zoom.exe
User:
admin
Company:
Zoom Video Communications, Inc.
Integrity Level:
MEDIUM
Description:
Zoom Sharing
Version:
2, 5, 2014, 228
Total events
1 363
Read events
1 240
Write events
0
Delete events
0

Modification events

No data
Executable files
85
Suspicious files
36
Text files
13
Unknown types
3

Dropped files

PID
Process
Filename
Type
3132Zoom_badf4203c40a409c.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\admin@zoom[1].txt —
MD5:—
SHA256:—
3132Zoom_badf4203c40a409c.exeC:\Users\admin\AppData\Roaming\Zoom\ZoomDownload\Zoom.msi —
MD5:—
SHA256:—
4036Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\crashrpt_lang.initext
MD5:3BE1F13A7A5C5490D4669F3051CC5572
SHA256:9F124594495B209908D79CECADD63EE55D2282D763212C0FCD0930A5F858CA8C
4036Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\ZoomInstall.xmlxml
MD5:2471E633D5FC8517FB62E55F120C4303
SHA256:D95204C0097D3365BA6121DF939E1279FFF3F0470564046482853B49C8B7E98E
3132Zoom_badf4203c40a409c.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\admin@zoom[2].txttext
MD5:9AD9DEF6A823460E9F5F7559D2BD0B9E
SHA256:33AB65A77E7135CD96DF05EF94DA3E95CB54423917777DBCB494E255DCA95F79
4036Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\asproxy.dllexecutable
MD5:193485D0CE02A434405DDB0439D46F30
SHA256:BD1EC70600C492680FBC6AC79A2CCA539D197001B0BE924D291EE97D1B6AA8E9
4036Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\ring.pcmbinary
MD5:8CB38998FFA6B56164C375375EB01DB0
SHA256:2F6BBE479C720072CE7A34182389BEC94AAC83310326F312C826F2F95C2A6EEA
4036Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\CptHost.exeexecutable
MD5:616FD8B9EB5DF3D36DAD4631E6539583
SHA256:9E0D0043A107D461C342D4136EE4DAEE952BE121C2DA774EDE40B82982E22F61
3132Zoom_badf4203c40a409c.exeC:\Users\admin\AppData\Roaming\Zoom\ZoomDownload\Installer.exeexecutable
MD5:896690D849F668110AA38DA674E810D2
SHA256:B7BC4AE2B478813FEC15543DB51A9483E56254049EABEB1819A9DFD74FCDBFB3
4036Installer.exeC:\Users\admin\AppData\Roaming\Zoom\zoom_install_src\CptControl.exeexecutable
MD5:BA85ECFDDFA8552D1179E4F09B490A79
SHA256:1D7562078281378C9DEDC6C9C002F999E0041FFD320C7582D9461B47A0F1B448
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
17
DNS requests
11
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
3992
Zoom.exe
213.244.140.84:443
zoomfr84zc.zoom.us
Level 3 Communications, Inc.
GB
unknown
3992
Zoom.exe
213.19.144.104:443
zoomam104zc.zoom.us
Zoom Video Communications, Inc
GB
unknown
3252
Zoom.exe
52.202.62.237:443
launcher.zoom.us
Amazon.com, Inc.
US
unknown
3132
Zoom_badf4203c40a409c.exe
54.230.14.184:443
d11yldzmag5yn.cloudfront.net
Amazon.com, Inc.
US
whitelisted
3252
Zoom.exe
52.202.62.235:443
zoom.us
Amazon.com, Inc.
US
suspicious
3992
Zoom.exe
109.94.160.130:443
zoomfrn130mmr.zoom.us
—
UA
unknown
3992
Zoom.exe
213.19.144.105:443
zoomam105zc.zoom.us
Zoom Video Communications, Inc
GB
unknown
3992
Zoom.exe
109.94.160.130:8801
zoomfrn130mmr.zoom.us
—
UA
unknown
3132
Zoom_badf4203c40a409c.exe
52.202.62.237:443
launcher.zoom.us
Amazon.com, Inc.
US
unknown
3992
Zoom.exe
52.202.62.236:443
www3.zoom.us
Amazon.com, Inc.
US
unknown

DNS requests

Domain
IP
Reputation
launcher.zoom.us
  • 52.202.62.237
whitelisted
d11yldzmag5yn.cloudfront.net
  • 54.230.14.184
  • 54.230.14.19
  • 54.230.14.236
  • 54.230.14.108
whitelisted
log.zoom.us
  • 52.202.62.237
whitelisted
zoom.us
  • 52.202.62.235
whitelisted
www3.zoom.us
  • 52.202.62.236
whitelisted
zoomfr85zc.zoom.us
  • 213.244.140.85
whitelisted
zoomfr84zc.zoom.us
  • 213.244.140.84
whitelisted
zoomam104zc.zoom.us
  • 213.19.144.104
whitelisted
zoomam105zc.zoom.us
  • 213.19.144.105
whitelisted
zoomfrn130mmr.zoom.us
  • 109.94.160.130
whitelisted

Threats

PID
Process
Class
Message
3132
Zoom_badf4203c40a409c.exe
Generic Protocol Command Decode
SURICATA STREAM excessive retransmissions
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\
Zoom.exe
zoommtg://win.launch?action=join&browser=chrome&confid=dGlkPTM4ODNhNjhmZmEyYTQyZmI4Yjg4YTZmOWFlMTIzZjE4&confno=353618434&mcv=0.92.11227.0929&zc=0
Zoom.exe
zoommtg://win.launch?action=join&browser=chrome&confid=dGlkPTM4ODNhNjhmZmEyYTQyZmI4Yjg4YTZmOWFlMTIzZjE4&confno=353618434&mcv=0.92.11227.0929&zc=0
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Reports
Zoom_badf4203c40a409c.exe