| File name: | ZA_Connect.exe |
| Full analysis: | https://app.any.run/tasks/5f1a7450-4fc1-4fc6-bb4f-de770991e1ec |
| Verdict: | Malicious activity |
| Analysis date: | January 07, 2020, 14:29:43 |
| 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: | 4F2F33F083A13B303FE52ACCC9A84D9D |
| SHA1: | 669EADFB1DE94A759F66D5053588101896979248 |
| SHA256: | 4781E355408BD4FD83B9163B4E3C36371CAB6DDAAD76A60BDD8D833ADDF0F2A2 |
| SSDEEP: | 12288:ofgeBmO60Bi90WKhcg91XALkcKd8jphNUzd54ex9B35Ge6Tehy1tp:m8O60BFjcxLkYIdhAdTEyfp |
MALICIOUS
Application was dropped or rewritten from another process
- agent_ui.exe (PID: 2116)
- ZAService.exe (PID: 4020)
- ZAService.exe (PID: 3768)
- agent.exe (PID: 564)
- agent.exe (PID: 2092)
Loads dropped or rewritten executable
- csrss.exe (PID: 404)
- csrss.exe (PID: 348)
- agent.exe (PID: 564)
- ZAService.exe (PID: 3768)
- ZAService.exe (PID: 4020)
- agent.exe (PID: 2092)
- agent_ui.exe (PID: 2116)
SUSPICIOUS
Application launched itself
- ZA_Connect.exe (PID: 1028)
Executable content was dropped or overwritten
- ZA_Connect.exe (PID: 4032)
Executed as Windows Service
- ZAService.exe (PID: 4020)
Creates files in the program directory
- ZA_Connect.exe (PID: 4032)
- ZAService.exe (PID: 4020)
- agent.exe (PID: 564)
- agent.exe (PID: 2092)
- agent_ui.exe (PID: 2116)
Creates a software uninstall entry
- ZA_Connect.exe (PID: 4032)
Modifies the open verb of a shell class
- ZA_Connect.exe (PID: 4032)
Creates files in the user directory
- vlc.exe (PID: 1892)
INFO
Manual execution by user
- vlc.exe (PID: 1892)
- taskmgr.exe (PID: 3708)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable (generic) (52.9) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (23.5) |
| .exe | | | DOS Executable Generic (23.5) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:12:23 11:16:29+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 14.16 |
| CodeSize: | 505856 |
| InitializedDataSize: | 352256 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x4ea76 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.33 |
| ProductVersionNumber: | 1.0.0.33 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Windows, Latin1 |
| CompanyName: | ZOHO Corporation |
| FileDescription: | Zoho Assist |
| FileVersion: | 1.0.0.33 |
| InternalName: | Zoho Assist |
| LegalCopyright: | <Zoho meeting>. All rights reserved. |
| OriginalFileName: | Connect.exe |
| ProductName: | Zoho Assist |
| ProductVersion: | 1.0.0.33 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 23-Dec-2019 10:16:29 |
| Detected languages: |
|
| CompanyName: | ZOHO Corporation |
| FileDescription: | Zoho Assist |
| FileVersion: | 1.0.0.33 |
| InternalName: | Zoho Assist |
| LegalCopyright: | <Zoho meeting>. All rights reserved. |
| OriginalFilename: | Connect.exe |
| ProductName: | Zoho Assist |
| ProductVersion: | 1.0.0.33 |
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: | 0x00000118 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 23-Dec-2019 10:16:29 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x0007B6C5 | 0x0007B800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.64889 |
.rdata | 0x0007D000 | 0x000366C4 | 0x00036800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.6924 |
.data | 0x000B4000 | 0x000062B0 | 0x00002E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.32385 |
.rsrc | 0x000BB000 | 0x00010778 | 0x00010800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.86325 |
.reloc | 0x000CC000 | 0x00008BBC | 0x00008C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.63861 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.12107 | 796 | UNKNOWN | English - United States | RT_MANIFEST |
2 | 5.01779 | 4264 | UNKNOWN | English - United States | RT_ICON |
3 | 4.81564 | 9640 | UNKNOWN | English - United States | RT_ICON |
4 | 4.71973 | 16936 | UNKNOWN | English - United States | RT_ICON |
5 | 3.02695 | 308 | UNKNOWN | English - United States | RT_CURSOR |
6 | 2.74274 | 180 | UNKNOWN | English - United States | RT_CURSOR |
7 | 3.16672 | 676 | UNKNOWN | English - United States | RT_STRING |
8 | 2.34004 | 308 | UNKNOWN | English - United States | RT_CURSOR |
9 | 2.51649 | 308 | UNKNOWN | English - United States | RT_CURSOR |
10 | 2.45401 | 308 | UNKNOWN | English - United States | RT_CURSOR |
Imports
ADVAPI32.dll |
COMCTL32.dll |
GDI32.dll |
KERNEL32.dll |
MSIMG32.dll |
NETAPI32.dll |
OLEACC.dll |
OLEAUT32.dll |
SHLWAPI.dll |
SensApi.dll |
Total processes
45
Monitored processes
11
Malicious processes
5
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 348 | %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,12288,512 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16 | C:\Windows\System32\csrss.exe | — | — | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Client Server Runtime Process Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 404 | %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,12288,512 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16 | C:\Windows\System32\csrss.exe | — | — | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Client Server Runtime Process Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 564 | "C:\Program Files\ZohoMeeting\agent.exe" -agent -k 522513454 -s gwassistus-wa.zoho.com -altgw gwassistus-wa.zoho.com -ms assist.zoho.com -ssl true -email Guest -authkey wSsVRa1xqEGiWql8nzX5ILo/nlxTBAn+HB4r3VD0vXevSPrA9cduk0zHVwD0SvUdRWc7RWQQpL0qnRdT0TYHiNx+nAoFDSiF9mqRe1U4J3x1pLjulD7CXm1dkxOILIgAxAxong== -authtype 1 -SERVICEAGENT -demo_mode false -demo_tech false -ShowInit 0 -productID 1 | C:\Program Files\ZohoMeeting\agent.exe | ZAService.exe | ||||||||||||
User: SYSTEM Company: Zoho Corporation Integrity Level: SYSTEM Description: Zoho Assist Exit code: 0 Version: 111.0.3.48 Modules
| |||||||||||||||
| 1028 | "C:\Users\admin\AppData\Local\Temp\ZA_Connect.exe" | C:\Users\admin\AppData\Local\Temp\ZA_Connect.exe | — | explorer.exe | |||||||||||
User: admin Company: ZOHO Corporation Integrity Level: MEDIUM Description: Zoho Assist Exit code: 0 Version: 1.0.0.33 Modules
| |||||||||||||||
| 1892 | "C:\Program Files\VideoLAN\VLC\vlc.exe" | C:\Program Files\VideoLAN\VLC\vlc.exe | explorer.exe | ||||||||||||
User: admin Company: VideoLAN Integrity Level: MEDIUM Description: VLC media player Exit code: 0 Version: 2.2.6 Modules
| |||||||||||||||
| 2092 | "C:\Program Files\ZohoMeeting\agent.exe" -apptype CRASH_HANDLER -parentpid 564 -CrashInfo 0 -parent_app AGENT_ACTIVEX -productID 1 -SERVICEAGENT | C:\Program Files\ZohoMeeting\agent.exe | — | agent.exe | |||||||||||
User: SYSTEM Company: Zoho Corporation Integrity Level: SYSTEM Description: Zoho Assist Exit code: 0 Version: 111.0.3.48 Modules
| |||||||||||||||
| 2116 | 522513454 ProcessOwner:SYSTEM service_mode | C:\Program Files\ZohoMeeting\agent_ui.exe | — | agent.exe | |||||||||||
User: SYSTEM Company: Zoho Integrity Level: SYSTEM Description: ZohoAssist Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 3708 | "C:\Windows\system32\taskmgr.exe" /4 | C:\Windows\system32\taskmgr.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Task Manager Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3768 | -silientinstall -k 522513454 -s gwassistus-wa.zoho.com -altgw gwassistus-wa.zoho.com -productID 1 | C:\Program Files\ZohoMeeting\ZAService.exe | — | ZA_Connect.exe | |||||||||||
User: admin Integrity Level: HIGH Description: Zoho Assist Exit code: 0 Version: 1.0.0.146 Modules
| |||||||||||||||
| 4020 | "C:\Program Files\ZohoMeeting\ZAService.exe" run -SessionType ASSIST -productID 1 | C:\Program Files\ZohoMeeting\ZAService.exe | — | services.exe | |||||||||||
User: SYSTEM Integrity Level: SYSTEM Description: Zoho Assist Exit code: 0 Version: 1.0.0.146 Modules
| |||||||||||||||
Total events
540
Read events
493
Write events
47
Delete events
0
Modification events
| (PID) Process: | (1028) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (1028) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (4032) ZA_Connect.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (4032) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\Zoho Assist |
| Operation: | write | Name: | DisplayName |
Value: Zoho Assist | |||
| (PID) Process: | (4032) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\Zoho Assist |
| Operation: | write | Name: | DisplayIcon |
Value: C:\Program Files\ZohoMeeting\ZohoTray.exe | |||
| (PID) Process: | (4032) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\Zoho Assist |
| Operation: | write | Name: | UnInstallString |
Value: C:\Program Files\ZohoMeeting\Connect.exe -UnInstall ASSIST | |||
| (PID) Process: | (4032) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\Zoho Assist |
| Operation: | write | Name: | InstallLocation |
Value: C:\Program Files\ZohoMeeting\ | |||
| (PID) Process: | (4032) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\Zoho Assist |
| Operation: | write | Name: | DisplayVersion |
Value: 111.0.3.48 | |||
| (PID) Process: | (4032) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\Zoho Assist |
| Operation: | write | Name: | HelpLink |
Value: https://www.zoho.com/assist/help/overview.html | |||
| (PID) Process: | (4032) ZA_Connect.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\Zoho Assist |
| Operation: | write | Name: | Publisher |
Value: Zoho Corporation | |||
Executable files
12
Suspicious files
4
Text files
145
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4032 | ZA_Connect.exe | C:\Users\admin\AppData\Local\Temp\dc1268.tmp | — | |
MD5:— | SHA256:— | |||
| 4032 | ZA_Connect.exe | C:\Program Files\ZohoMeeting\ZohoMeeting.zip.tmp | — | |
MD5:— | SHA256:— | |||
| 4032 | ZA_Connect.exe | C:\Program Files\ZohoMeeting\agent_ui.exe | executable | |
MD5:— | SHA256:— | |||
| 4032 | ZA_Connect.exe | C:\Users\admin\AppData\Local\ZohoMeeting\log\Connect.log | text | |
MD5:— | SHA256:— | |||
| 4032 | ZA_Connect.exe | C:\Program Files\ZohoMeeting\Connect.exe | executable | |
MD5:— | SHA256:— | |||
| 4032 | ZA_Connect.exe | C:\Program Files\ZohoMeeting\RTCUtil.dll | executable | |
MD5:— | SHA256:— | |||
| 4032 | ZA_Connect.exe | C:\Program Files\ZohoMeeting\ZohoMeeting.zip | compressed | |
MD5:— | SHA256:— | |||
| 4032 | ZA_Connect.exe | C:\Program Files\ZohoMeeting\ZChangeNotifier.dll | executable | |
MD5:— | SHA256:— | |||
| 4032 | ZA_Connect.exe | C:\Program Files\ZohoMeeting\agent_ui.exe.config | xml | |
MD5:BE0DDD98E04BE9D6F7C8F6FFB3DA46AD | SHA256:86D05C421E4E747D8A2BDAA05D558A610BDBB4EDB29DB1CB476EBEBC636B01F0 | |||
| 4032 | ZA_Connect.exe | C:\Program Files\ZohoMeeting\Settings.conf | text | |
MD5:D4BCE2620089E1C7A7DF20BB9D21EC77 | SHA256:FDD7B9237DB53968EA67662B40BE859718B4249593346BDE3ACBBE74F85B228A | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
10
DNS requests
4
Threats
0
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 |
|---|---|---|---|---|---|---|
4032 | ZA_Connect.exe | 8.39.55.95:443 | assist.zoho.com | ZOHO | US | unknown |
4032 | ZA_Connect.exe | 13.225.84.79:443 | d32ojnn4si65ff.cloudfront.net | — | US | unknown |
564 | agent.exe | 8.39.55.95:443 | assist.zoho.com | ZOHO | US | unknown |
564 | agent.exe | 8.39.54.190:443 | assistus-wa.zoho.com | ZOHO | US | unknown |
564 | agent.exe | 185.20.209.142:443 | eu5.zohoassist.com | Computerline GmbH | CH | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
assist.zoho.com |
| suspicious |
d32ojnn4si65ff.cloudfront.net |
| whitelisted |
assistus-wa.zoho.com |
| unknown |
eu5.zohoassist.com |
| unknown |
Threats
Process | Message |
|---|---|
ZA_Connect.exe | CustomURLProtocol::Failed with error 2: The system cannot find the file specified.
|
vlc.exe | core libvlc: Running vlc with the default interface. Use 'cvlc' to use vlc without interface.
|