| File name: | tightvnc-2.8.27-gpl-setup-32bit.msi |
| Full analysis: | https://app.any.run/tasks/47e4d21f-a016-419f-9c76-1518740d5360 |
| Verdict: | Malicious activity |
| Analysis date: | January 27, 2020, 15:22:53 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-msi |
| File info: | Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, MSI Installer, Code page: 1252, Title: Installation Database, Subject: TightVNC, Author: GlavSoft LLC., Keywords: Installer, Comments: This installer database contains the logic and data required to install TightVNC., Template: Intel;1033, Revision Number: {0A9589A4-C04E-4E4F-9C1A-1E309816D942}, Create Time/Date: Tue Oct 15 08:14:20 2019, Last Saved Time/Date: Tue Oct 15 08:14:20 2019, Number of Pages: 200, Number of Words: 2, Name of Creating Application: Windows Installer XML Toolset (3.10.1.2213), Security: 2 |
| MD5: | 94BCC2615AC6CE651419346AB0FD4709 |
| SHA1: | 9C526F0DECC44858ADA28C93A3CA444D3AAC4B6F |
| SHA256: | E9CB9AA7CFCF2216959184BD3F03447F0685C0B7B0A7352E59A5DB3A7E8C1972 |
| SSDEEP: | 49152:93Zgaxh16HKHvnoxPZAyLf8Y5v8dET6nDyGCpIdNWORvGv+HNj:rgE6HAvoxPZAyLfqyTwCpqUMv |
MALICIOUS
Application was dropped or rewritten from another process
- tvnserver.exe (PID: 2636)
- tvnserver.exe (PID: 3524)
- tvnserver.exe (PID: 3332)
- tvnserver.exe (PID: 2480)
- tvnserver.exe (PID: 3020)
- tvnserver.exe (PID: 2056)
Changes the autorun value in the registry
- tvnserver.exe (PID: 2636)
SUSPICIOUS
Executable content was dropped or overwritten
- msiexec.exe (PID: 2816)
Modifies the open verb of a shell class
- msiexec.exe (PID: 2816)
Executed as Windows Service
- vssvc.exe (PID: 2568)
- tvnserver.exe (PID: 3332)
Application launched itself
- tvnserver.exe (PID: 3524)
- tvnserver.exe (PID: 2480)
INFO
Searches for installed software
- msiexec.exe (PID: 2816)
Loads dropped or rewritten executable
- MsiExec.exe (PID: 2660)
- MsiExec.exe (PID: 3320)
Low-level read access rights to disk partition
- vssvc.exe (PID: 2568)
Application launched itself
- msiexec.exe (PID: 2816)
Creates a software uninstall entry
- msiexec.exe (PID: 2816)
Creates files in the program directory
- msiexec.exe (PID: 2816)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .msi | | | Microsoft Windows Installer (98.5) |
|---|---|---|
| .msi | | | Microsoft Installer (100) |
EXIF
FlashPix
| CodePage: | Windows Latin 1 (Western European) |
|---|---|
| Title: | Installation Database |
| Subject: | TightVNC |
| Author: | GlavSoft LLC. |
| Keywords: | Installer |
| Comments: | This installer database contains the logic and data required to install TightVNC. |
| Template: | Intel;1033 |
| RevisionNumber: | {0A9589A4-C04E-4E4F-9C1A-1E309816D942} |
| CreateDate: | 2019:10:15 07:14:20 |
| ModifyDate: | 2019:10:15 07:14:20 |
| Pages: | 200 |
| Words: | 2 |
| Software: | Windows Installer XML Toolset (3.10.1.2213) |
| Security: | Read-only recommended |
Total processes
46
Monitored processes
11
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2056 | "C:\Program Files\TightVNC\tvnserver.exe" -controlservice -reload | C:\Program Files\TightVNC\tvnserver.exe | tvnserver.exe | ||||||||||||
User: SYSTEM Company: GlavSoft LLC. Integrity Level: SYSTEM Description: TightVNC Server Exit code: 0 Version: 2, 8, 27, 0 Modules
| |||||||||||||||
| 2480 | "C:\Program Files\TightVNC\tvnserver.exe" -checkservicepasswords | C:\Program Files\TightVNC\tvnserver.exe | — | msiexec.exe | |||||||||||
User: admin Company: GlavSoft LLC. Integrity Level: MEDIUM Description: TightVNC Server Exit code: 0 Version: 2, 8, 27, 0 Modules
| |||||||||||||||
| 2568 | C:\Windows\system32\vssvc.exe | C:\Windows\system32\vssvc.exe | — | services.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Microsoft® Volume Shadow Copy Service Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2636 | "C:\Program Files\TightVNC\tvnserver.exe" -reinstall -silent | C:\Program Files\TightVNC\tvnserver.exe | msiexec.exe | ||||||||||||
User: admin Company: GlavSoft LLC. Integrity Level: MEDIUM Description: TightVNC Server Exit code: 0 Version: 2, 8, 27, 0 Modules
| |||||||||||||||
| 2660 | C:\Windows\system32\MsiExec.exe -Embedding 5159BAC7DB71D04E3866719F290589A8 | C:\Windows\system32\MsiExec.exe | — | msiexec.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2816 | C:\Windows\system32\msiexec.exe /V | C:\Windows\system32\msiexec.exe | services.exe | ||||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2896 | "C:\Windows\System32\msiexec.exe" /i "C:\Users\admin\AppData\Local\Temp\tightvnc-2.8.27-gpl-setup-32bit.msi" | C:\Windows\System32\msiexec.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3020 | "C:\Program Files\TightVNC\tvnserver.exe" -controlservice -slave | C:\Program Files\TightVNC\tvnserver.exe | tvnserver.exe | ||||||||||||
User: SYSTEM Company: GlavSoft LLC. Integrity Level: SYSTEM Description: TightVNC Server Exit code: 0 Version: 2, 8, 27, 0 Modules
| |||||||||||||||
| 3320 | C:\Windows\system32\MsiExec.exe -Embedding 53C2B1E9F283C09100D9B243D0541B0E M Global\MSI0000 | C:\Windows\system32\MsiExec.exe | — | msiexec.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3332 | "C:\Program Files\TightVNC\tvnserver.exe" -service | C:\Program Files\TightVNC\tvnserver.exe | — | services.exe | |||||||||||
User: SYSTEM Company: GlavSoft LLC. Integrity Level: SYSTEM Description: TightVNC Server Exit code: 0 Version: 2, 8, 27, 0 Modules
| |||||||||||||||
Total events
1 015
Read events
625
Write events
375
Delete events
15
Modification events
| (PID) Process: | (2896) msiexec.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2816) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\SystemRestore |
| Operation: | write | Name: | SrCreateRp (Enter) |
Value: 400000000000000014D45BB725D5D501000B0000E0060000D5070000000000000000000000000000000000000000000000000000000000000000000000000000 | |||
| (PID) Process: | (2816) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\SPP |
| Operation: | write | Name: | SppCreate (Enter) |
Value: 400000000000000014D45BB725D5D501000B0000E0060000D0070000000000000000000000000000000000000000000000000000000000000000000000000000 | |||
| (PID) Process: | (2816) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SPP |
| Operation: | write | Name: | LastIndex |
Value: 34 | |||
| (PID) Process: | (2816) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\SPP |
| Operation: | write | Name: | SppGatherWriterMetadata (Enter) |
Value: 4000000000000000541FA8B725D5D501000B0000E0060000D3070000000000000000000000000000000000000000000000000000000000000000000000000000 | |||
| (PID) Process: | (2816) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\VssapiPublisher |
| Operation: | write | Name: | IDENTIFY (Enter) |
Value: 4000000000000000AE81AAB725D5D501000B00003C040000E8030000010000000000000000000000892A14057CF0214FBDB416509989BA6A0000000000000000 | |||
| (PID) Process: | (2568) vssvc.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\ASR Writer |
| Operation: | write | Name: | IDENTIFY (Enter) |
Value: 4000000000000000D8F6BFB725D5D501080A000098060000E8030000010000000100000000000000000000000000000000000000000000000000000000000000 | |||
| (PID) Process: | (2568) vssvc.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\COM+ REGDB Writer |
| Operation: | write | Name: | IDENTIFY (Enter) |
Value: 4000000000000000D8F6BFB725D5D501080A000080070000E8030000010000000100000000000000000000000000000000000000000000000000000000000000 | |||
| (PID) Process: | (2568) vssvc.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\Shadow Copy Optimization Writer |
| Operation: | write | Name: | IDENTIFY (Enter) |
Value: 4000000000000000D8F6BFB725D5D501080A0000D80B0000E8030000010000000100000000000000000000000000000000000000000000000000000000000000 | |||
| (PID) Process: | (2568) vssvc.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\Registry Writer |
| Operation: | write | Name: | IDENTIFY (Enter) |
Value: 4000000000000000D8F6BFB725D5D501080A000014080000E8030000010000000100000000000000000000000000000000000000000000000000000000000000 | |||
Executable files
7
Suspicious files
5
Text files
4
Unknown types
11
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2816 | msiexec.exe | C:\System Volume Information\SPP\metadata-2 | — | |
MD5:— | SHA256:— | |||
| 2816 | msiexec.exe | C:\Users\admin\AppData\Local\Temp\~DFB264FD8F6998E02D.TMP | — | |
MD5:— | SHA256:— | |||
| 2816 | msiexec.exe | C:\Windows\Installer\MSIDC51.tmp | — | |
MD5:— | SHA256:— | |||
| 2816 | msiexec.exe | C:\Windows\Installer\MSIDCCF.tmp | — | |
MD5:— | SHA256:— | |||
| 2816 | msiexec.exe | C:\Windows\Installer\MSIDCFE.tmp | — | |
MD5:— | SHA256:— | |||
| 2568 | vssvc.exe | C: | — | |
MD5:— | SHA256:— | |||
| 2816 | msiexec.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{05142a89-f07c-4f21-bdb4-16509989ba6a}_OnDiskSnapshotProp | binary | |
MD5:— | SHA256:— | |||
| 2816 | msiexec.exe | C:\System Volume Information\SPP\snapshot-2 | binary | |
MD5:— | SHA256:— | |||
| 2816 | msiexec.exe | C:\Windows\Installer\a6d470.ipi | binary | |
MD5:— | SHA256:— | |||
| 2816 | msiexec.exe | C:\Windows\Installer\MSIDB74.tmp | binary | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report