File name:

obs-virtualcam-2.0.5-Windows-installer.exe

Full analysis: https://app.any.run/tasks/29987643-76c5-4e60-b4a8-bea6114b2416
Verdict: Malicious activity
Analysis date: May 31, 2024, 21:40:24
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, Nullsoft Installer self-extracting archive
MD5:

EDE147E213E56844253030AAD616C26A

SHA1:

5126199324484BA4D536D466324B75928C7C1A9A

SHA256:

AAE3B5FF00D18C0268799C4AD8B58F985E9BC281A08806398D771E62930AD514

SSDEEP:

24576:58mjUvtn1AKorI7yOqn5StbqEImeEP6TI6NPM9vRZ9vXCDk20NK/j7Vum6xP7qEJ:58mjytn1AKorI2Oqn5StbqZmeo6TI6Ny

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

    • Drops the executable file immediately after the start

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

    • Registers / Runs the DLL via REGSVR32.EXE

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

  • SUSPICIOUS

    • Malware-specific behavior (creating "System.dll" in Temp)

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

    • The process creates files with name similar to system file names

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

    • Creates a software uninstall entry

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

    • Executable content was dropped or overwritten

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

  • INFO

    • Checks supported languages

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

    • Reads the computer name

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

    • Creates files in the program directory

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)

    • Create files in a temporary directory

      • obs-virtualcam-2.0.5-Windows-installer.exe (PID: 4088)
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

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:12:16 00:50:47+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 6
CodeSize: 25600
InitializedDataSize: 141824
UninitializedDataSize: 2048
EntryPoint: 0x33c4
OSVersion: 4
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
3
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start obs-virtualcam-2.0.5-windows-installer.exe regsvr32.exe no specs obs-virtualcam-2.0.5-windows-installer.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
864C:\Windows\system32\regsvr32.exe /s /n /i:1 "C:\Program Files\obs-studio\bin\64bit\obs-virtualsource.dll"C:\Windows\System32\regsvr32.exe—obs-virtualcam-2.0.5-Windows-installer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
3
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.exe
c:\windows\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
3984"C:\Users\admin\AppData\Local\Temp\obs-virtualcam-2.0.5-Windows-installer.exe" C:\Users\admin\AppData\Local\Temp\obs-virtualcam-2.0.5-Windows-installer.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\appdata\local\temp\obs-virtualcam-2.0.5-windows-installer.exe
c:\windows\system32\ntdll.dll
4088"C:\Users\admin\AppData\Local\Temp\obs-virtualcam-2.0.5-Windows-installer.exe" C:\Users\admin\AppData\Local\Temp\obs-virtualcam-2.0.5-Windows-installer.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\obs-virtualcam-2.0.5-windows-installer.exe
c:\windows\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
Total events
2 379
Read events
2 377
Write events
2
Delete events
0

Modification events

(PID) Process:(4088) obs-virtualcam-2.0.5-Windows-installer.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\obs-virtualcam
Operation:writeName:DisplayName
Value:
obs-virtualcam
(PID) Process:(4088) obs-virtualcam-2.0.5-Windows-installer.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\obs-virtualcam
Operation:writeName:UninstallString
Value:
C:\Program Files\obs-studio\uninstall_obs-virtualcam.exe
Executable files
9
Suspicious files
3
Text files
7
Unknown types
0

Dropped files

PID
Process
Filename
Type
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Users\admin\AppData\Local\Temp\nsk36B3.tmp\ioSpecial.iniini
MD5:E2D5070BC28DB1AC745613689FF86067
SHA256:D95AED234F932A1C48A2B1B0D98C60CA31F962310C03158E2884AB4DDD3EA1E0
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Program Files\obs-studio\bin\64bit\obs-virtualsource.dllexecutable
MD5:4CA8A209DD382063BD9BB175B7EE4F92
SHA256:720E6AC6810A42F2037051C40595E38C1BF4BF93C4181CA780604D43D618C5A4
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Users\admin\AppData\Local\Temp\nsk36B3.tmp\InstallOptions.dllexecutable
MD5:09D8971BEEFEFFFD710030DD167A99E0
SHA256:CAF64A4E9449220BA618A9AA2AE4ED3774C5D0F193BDA44BE22676C27AE0EC95
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Program Files\obs-studio\obs-plugins\64bit\obs-virtualoutput.pdbbinary
MD5:44F2725D0030661F243403E9332CE4E1
SHA256:756728281723DA2BCBED88074D3722B58DE7156B9AF27BD90EAE1023D0655B95
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Program Files\obs-studio\data\obs-plugins\obs-virtualoutput\avutil-56.dllexecutable
MD5:E21468D5A285DB10BBBA3184BA0D786C
SHA256:F0D7C0B179EEF1E361DB486B22B8D5BF1388609B998305293FDD3DC3B394A0E7
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Program Files\obs-studio\data\obs-plugins\obs-virtualoutput\locale\zh-CN.initext
MD5:A23DD8C60F8CC41E8DC344E5213F4DDE
SHA256:2484685E04FEE97A848A7DF0D70076DA0093770ED0FFE5055983B77D83C75B7A
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Program Files\obs-studio\data\obs-plugins\obs-virtualoutput\obs-virtualsource.pdbbinary
MD5:AD9DFB9B80CFE7D0B13BA24A572646FB
SHA256:00FB6BBC18B74882417158741068866066BE4D78AD09C9AF96148E9DE9233155
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Program Files\obs-studio\bin\64bit\obs-virtualsource.pdbbinary
MD5:7F9E7456C00447FDEA9DA8F011437412
SHA256:1FC951C11D9D76CA1B31A954D53CF632EFD5216860133719A9E4397838208C3A
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Program Files\obs-studio\data\obs-plugins\obs-virtualoutput\locale\fr-FR.initext
MD5:A4E117B406D6AFD5ADFA95C4851AE1B7
SHA256:F4E4BE2F694C4C3B9225CE314610BE3D248C98B2B476D42E947FDE48CE67ADED
4088obs-virtualcam-2.0.5-Windows-installer.exeC:\Program Files\obs-studio\data\obs-plugins\obs-virtualoutput\obs-virtualsource.dllexecutable
MD5:BACDB4D6FD6EEF1611DFB9E706CA6F4E
SHA256:ADDF3509D865E6BB4EF6925A1242799D9393A2F5A24EC97BDAFEE020DD307E3B
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
DNS requests
0
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
4
System
192.168.100.255:137
—
—
—
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
—
—
224.0.0.252:5355
—
—
—
unknown
1088
svchost.exe
224.0.0.252:5355
—
—
—
unknown

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
obs-virtualcam-2.0.5-Windows-installer.exe