Analysis
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max time kernel
148s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
08/01/2024, 16:54
Static task
static1
Behavioral task
behavioral1
Sample
4bf733d1ee79e289787bdea584b50a0a.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4bf733d1ee79e289787bdea584b50a0a.exe
Resource
win10v2004-20231215-en
General
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Target
4bf733d1ee79e289787bdea584b50a0a.exe
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Size
2.7MB
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MD5
4bf733d1ee79e289787bdea584b50a0a
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SHA1
f753053abbe82af641ec73e0ba3cae2ef326701e
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SHA256
64d7a12a50b03cb6a13d6b25911570ccce45cbed74d8eb4b1a67f0a7bf503cdf
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SHA512
d0e61d75688d338f4acd3534422ae96071d75f4deae319b736e513b1448250a834508d62bd8d6c5c7f8e90b0dabb918c500908335ca4022ecab093459024f595
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SSDEEP
49152:bzerQZbd2BerQZbd2BerQZbd2BerQZbd2N8r:erQZbrQZbrQZbrQZr
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" regedit.exe -
Blocks application from running via registry modification 17 IoCs
Adds application to list of disallowed applications.
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE" regedit.exe Key created \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE" regedit.exe Set value (int) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE" regedit.exe -
Sets file execution options in registry 2 TTPs 20 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rav.exe regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RfwMain.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVStart.EXE regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rfwsrv.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rav.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rfwsrv.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVStart.EXE\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RfwMain.exe regedit.exe -
Executes dropped EXE 2 IoCs
pid Process 1068 KavUpda.exe 2108 4bf733d1ee79e289787bdea584b50a0a~4.exe -
Loads dropped DLL 4 IoCs
pid Process 2336 4bf733d1ee79e289787bdea584b50a0a.exe 2336 4bf733d1ee79e289787bdea584b50a0a.exe 2336 4bf733d1ee79e289787bdea584b50a0a.exe 2336 4bf733d1ee79e289787bdea584b50a0a.exe -
Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification F:\Autorun.inf KavUpda.exe File opened for modification C:\Autorun.inf KavUpda.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\Option.bat 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Windows\SysWOW64\Option.bat KavUpda.exe File opened for modification C:\Windows\SysWOW64\Folderdir 4bf733d1ee79e289787bdea584b50a0a.exe -
Drops file in Program Files directory 25 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\7-Zip\7z.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\DVD Maker\DVDMaker.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe 4bf733d1ee79e289787bdea584b50a0a.exe -
Drops file in Windows directory 9 IoCs
description ioc Process File opened for modification C:\Windows\system\KavUpda.exe 4bf733d1ee79e289787bdea584b50a0a.exe File created C:\Windows\Help\HelpCat.exe 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Windows\regedt32.sys KavUpda.exe File opened for modification C:\Windows\Help\HelpCat.exe 4bf733d1ee79e289787bdea584b50a0a.exe File created C:\Windows\Sysinf.bat 4bf733d1ee79e289787bdea584b50a0a.exe File created C:\Windows\regedt32.sys 4bf733d1ee79e289787bdea584b50a0a.exe File opened for modification C:\Windows\system\KavUpda.exe KavUpda.exe File opened for modification C:\Windows\Sysinf.bat KavUpda.exe File created C:\Windows\regedt32.sys KavUpda.exe -
Launches sc.exe 8 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2752 sc.exe 2380 sc.exe 2292 sc.exe 2472 sc.exe 2376 sc.exe 2344 sc.exe 2252 sc.exe 2900 sc.exe -
Runs net.exe
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Runs regedit.exe 1 IoCs
pid Process 320 regedit.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: 33 1068 KavUpda.exe Token: SeIncBasePriorityPrivilege 1068 KavUpda.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: 33 2336 4bf733d1ee79e289787bdea584b50a0a.exe Token: SeIncBasePriorityPrivilege 2336 4bf733d1ee79e289787bdea584b50a0a.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2336 4bf733d1ee79e289787bdea584b50a0a.exe 1068 KavUpda.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2336 wrote to memory of 2276 2336 4bf733d1ee79e289787bdea584b50a0a.exe 28 PID 2336 wrote to memory of 2276 2336 4bf733d1ee79e289787bdea584b50a0a.exe 28 PID 2336 wrote to memory of 2276 2336 4bf733d1ee79e289787bdea584b50a0a.exe 28 PID 2336 wrote to memory of 2276 2336 4bf733d1ee79e289787bdea584b50a0a.exe 28 PID 2336 wrote to memory of 2724 2336 4bf733d1ee79e289787bdea584b50a0a.exe 30 PID 2336 wrote to memory of 2724 2336 4bf733d1ee79e289787bdea584b50a0a.exe 30 PID 2336 wrote to memory of 2724 2336 4bf733d1ee79e289787bdea584b50a0a.exe 30 PID 2336 wrote to memory of 2724 2336 4bf733d1ee79e289787bdea584b50a0a.exe 30 PID 2724 wrote to memory of 2816 2724 net.exe 32 PID 2724 wrote to memory of 2816 2724 net.exe 32 PID 2724 wrote to memory of 2816 2724 net.exe 32 PID 2724 wrote to memory of 2816 2724 net.exe 32 PID 2336 wrote to memory of 2704 2336 4bf733d1ee79e289787bdea584b50a0a.exe 33 PID 2336 wrote to memory of 2704 2336 4bf733d1ee79e289787bdea584b50a0a.exe 33 PID 2336 wrote to memory of 2704 2336 4bf733d1ee79e289787bdea584b50a0a.exe 33 PID 2336 wrote to memory of 2704 2336 4bf733d1ee79e289787bdea584b50a0a.exe 33 PID 2336 wrote to memory of 2580 2336 4bf733d1ee79e289787bdea584b50a0a.exe 34 PID 2336 wrote to memory of 2580 2336 4bf733d1ee79e289787bdea584b50a0a.exe 34 PID 2336 wrote to memory of 2580 2336 4bf733d1ee79e289787bdea584b50a0a.exe 34 PID 2336 wrote to memory of 2580 2336 4bf733d1ee79e289787bdea584b50a0a.exe 34 PID 2336 wrote to memory of 2692 2336 4bf733d1ee79e289787bdea584b50a0a.exe 36 PID 2336 wrote to memory of 2692 2336 4bf733d1ee79e289787bdea584b50a0a.exe 36 PID 2336 wrote to memory of 2692 2336 4bf733d1ee79e289787bdea584b50a0a.exe 36 PID 2336 wrote to memory of 2692 2336 4bf733d1ee79e289787bdea584b50a0a.exe 36 PID 2336 wrote to memory of 2424 2336 4bf733d1ee79e289787bdea584b50a0a.exe 38 PID 2336 wrote to memory of 2424 2336 4bf733d1ee79e289787bdea584b50a0a.exe 38 PID 2336 wrote to memory of 2424 2336 4bf733d1ee79e289787bdea584b50a0a.exe 38 PID 2336 wrote to memory of 2424 2336 4bf733d1ee79e289787bdea584b50a0a.exe 38 PID 2336 wrote to memory of 2612 2336 4bf733d1ee79e289787bdea584b50a0a.exe 39 PID 2336 wrote to memory of 2612 2336 4bf733d1ee79e289787bdea584b50a0a.exe 39 PID 2336 wrote to memory of 2612 2336 4bf733d1ee79e289787bdea584b50a0a.exe 39 PID 2336 wrote to memory of 2612 2336 4bf733d1ee79e289787bdea584b50a0a.exe 39 PID 2336 wrote to memory of 1996 2336 4bf733d1ee79e289787bdea584b50a0a.exe 44 PID 2336 wrote to memory of 1996 2336 4bf733d1ee79e289787bdea584b50a0a.exe 44 PID 2336 wrote to memory of 1996 2336 4bf733d1ee79e289787bdea584b50a0a.exe 44 PID 2336 wrote to memory of 1996 2336 4bf733d1ee79e289787bdea584b50a0a.exe 44 PID 2580 wrote to memory of 2576 2580 cmd.exe 43 PID 2580 wrote to memory of 2576 2580 cmd.exe 43 PID 2580 wrote to memory of 2576 2580 cmd.exe 43 PID 2580 wrote to memory of 2576 2580 cmd.exe 43 PID 2336 wrote to memory of 2640 2336 4bf733d1ee79e289787bdea584b50a0a.exe 45 PID 2336 wrote to memory of 2640 2336 4bf733d1ee79e289787bdea584b50a0a.exe 45 PID 2336 wrote to memory of 2640 2336 4bf733d1ee79e289787bdea584b50a0a.exe 45 PID 2336 wrote to memory of 2640 2336 4bf733d1ee79e289787bdea584b50a0a.exe 45 PID 2692 wrote to memory of 2652 2692 cmd.exe 47 PID 2692 wrote to memory of 2652 2692 cmd.exe 47 PID 2692 wrote to memory of 2652 2692 cmd.exe 47 PID 2692 wrote to memory of 2652 2692 cmd.exe 47 PID 2336 wrote to memory of 1628 2336 4bf733d1ee79e289787bdea584b50a0a.exe 51 PID 2336 wrote to memory of 1628 2336 4bf733d1ee79e289787bdea584b50a0a.exe 51 PID 2336 wrote to memory of 1628 2336 4bf733d1ee79e289787bdea584b50a0a.exe 51 PID 2336 wrote to memory of 1628 2336 4bf733d1ee79e289787bdea584b50a0a.exe 51 PID 2612 wrote to memory of 3032 2612 net.exe 48 PID 2612 wrote to memory of 3032 2612 net.exe 48 PID 2612 wrote to memory of 3032 2612 net.exe 48 PID 2612 wrote to memory of 3032 2612 net.exe 48 PID 2424 wrote to memory of 1976 2424 net.exe 52 PID 2424 wrote to memory of 1976 2424 net.exe 52 PID 2424 wrote to memory of 1976 2424 net.exe 52 PID 2424 wrote to memory of 1976 2424 net.exe 52 PID 2336 wrote to memory of 2252 2336 4bf733d1ee79e289787bdea584b50a0a.exe 53 PID 2336 wrote to memory of 2252 2336 4bf733d1ee79e289787bdea584b50a0a.exe 53 PID 2336 wrote to memory of 2252 2336 4bf733d1ee79e289787bdea584b50a0a.exe 53 PID 2336 wrote to memory of 2252 2336 4bf733d1ee79e289787bdea584b50a0a.exe 53 -
Views/modifies file attributes 1 TTPs 16 IoCs
pid Process 1744 attrib.exe 1344 attrib.exe 2616 attrib.exe 2836 attrib.exe 2056 attrib.exe 768 attrib.exe 1964 attrib.exe 2704 attrib.exe 1648 attrib.exe 2288 attrib.exe 312 attrib.exe 1996 attrib.exe 2060 attrib.exe 2112 attrib.exe 2684 attrib.exe 912 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4bf733d1ee79e289787bdea584b50a0a.exe"C:\Users\Admin\AppData\Local\Temp\4bf733d1ee79e289787bdea584b50a0a.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Windows\system32\Option.bat2⤵PID:2276
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y2⤵
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y3⤵PID:2816
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C:\Windows\SysWOW64\At.exeAt.exe 4:57:14 PM C:\Windows\Help\HelpCat.exe2⤵PID:2704
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C:\Windows\SysWOW64\cmd.execmd /c at 4:56:16 PM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:2580 -
C:\Windows\SysWOW64\at.exeat 4:56:16 PM C:\Windows\Sysinf.bat3⤵PID:2576
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C:\Windows\SysWOW64\cmd.execmd /c at 4:59:16 PM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Windows\SysWOW64\at.exeat 4:59:16 PM C:\Windows\Sysinf.bat3⤵PID:2652
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:1976
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:3032
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵PID:1996
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:3060
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵PID:2640
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:2352
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵PID:1628
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:3064
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:2252
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled2⤵
- Launches sc.exe
PID:2900
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled2⤵
- Launches sc.exe
PID:2752
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:2380
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C:\Windows\SysWOW64\regedit.exeregedit.exe /s C:\Windows\regedt32.sys2⤵
- Modifies visibility of file extensions in Explorer
- Blocks application from running via registry modification
- Sets file execution options in registry
- Runs regedit.exe
PID:320
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C:\Windows\SysWOW64\reg.exeC:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f2⤵PID:1964
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C:\Windows\SysWOW64\reg.exeC:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Network\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f2⤵PID:1656
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C:\Windows\system\KavUpda.exeC:\Windows\system\KavUpda.exe2⤵
- Executes dropped EXE
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1068 -
C:\Windows\SysWOW64\net.exenet.exe start schedule /y3⤵PID:1160
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y4⤵PID:2804
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C:\Windows\SysWOW64\cmd.execmd /c C:\Windows\system32\Option.bat3⤵PID:1156
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C:\Windows\SysWOW64\At.exeAt.exe 4:57:19 PM C:\Windows\Help\HelpCat.exe3⤵PID:1648
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C:\Windows\SysWOW64\cmd.execmd /c at 4:56:21 PM C:\Windows\Sysinf.bat3⤵PID:1492
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C:\Windows\SysWOW64\at.exeat 4:56:21 PM C:\Windows\Sysinf.bat4⤵PID:2864
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C:\Windows\SysWOW64\cmd.execmd /c at 4:59:21 PM C:\Windows\Sysinf.bat3⤵PID:768
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C:\Windows\SysWOW64\at.exeat 4:59:21 PM C:\Windows\Sysinf.bat4⤵PID:1896
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y3⤵PID:368
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y4⤵PID:2332
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y3⤵PID:2112
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y4⤵PID:2124
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y3⤵PID:1448
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y4⤵PID:832
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled3⤵
- Launches sc.exe
PID:2292
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:2472
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled3⤵
- Launches sc.exe
PID:2376
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:2344
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y3⤵PID:2072
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y4⤵PID:2388
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y3⤵PID:2244
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y4⤵PID:1792
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1616
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1344
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C:\Windows\SysWOW64\reg.exeC:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Network\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f3⤵PID:1672
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C:\Windows\SysWOW64\reg.exeC:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f3⤵PID:2308
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:2028
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2680
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2616
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2684
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1700
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1996
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:1092
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2900
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2704
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:1660
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1488
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2836
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:2500
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:684
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2060
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:864
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:2384
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2112
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:2300
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2456
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1648
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:1448
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1416
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2288
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:540
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:1636
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2056
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2436
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1232
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:768
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:1604
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2764
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2684
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2792
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:2508
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:912
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:2168
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2584
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1964
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2700
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1884
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1744
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:1348
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:628
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:312
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:1960
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C:\Users\Admin\AppData\Local\Temp\4bf733d1ee79e289787bdea584b50a0a~4.exe4bf733d1ee79e289787bdea584b50a0a~4.exe2⤵
- Executes dropped EXE
PID:2108
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵PID:1076
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:1908
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵PID:2004
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:1608
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵PID:732
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:892
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵PID:2484
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:2200
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵PID:2532
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:2216
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
82B
MD53f7fbd2eb34892646e93fd5e6e343512
SHA1265ac1061b54f62350fb7a5f57e566454d013a66
SHA256e75e8d9bfc7a2876d908305186c3656e9de2a4af7f6927ccc6d8c812645abbc7
SHA51253d40eb2f05a23464fbf06193868e7cb30cf0df3da53586a75123fb2c37b29cdddda287ce134809d16a559d87fb20aee0e8add22d396fcb7a55f9a753739b140
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Filesize
460B
MD57db3d565d6ddbe65a8b0e093910e7dcd
SHA1d4804e6180c6e74ba79d3343f2f2ccb15e502f12
SHA256a2778cb87fd88c7508ffd506a8ff8d58d0ffc02156f846956e5e99c6cb3d2f3f
SHA5120b3d1d0f44feba9dd78903ff77fdeaea834d930990a86641fb2e4ce04da280d33f6bee0ae0b1320e4070cbe20824062e45b52e5cad797c5985d8e31dce1ef82b
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Filesize
2KB
MD5e7d7ec66bd61fac3843c98650b0c68f6
SHA1a15ae06e1be51038863650746368a71024539bac
SHA2566475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8
SHA512ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6
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Filesize
2.5MB
MD5bdd0062fc9d028f1fcc7fb53fa050a12
SHA115de677eb47787080d3b569d7eac87154a88b926
SHA256ad07637296eaa47a8062077a12aac4343dfb6364c4102e4516892c590d23371c
SHA512f5db1c81e9d5b33395654bf3b7f2f9fa6f7a34a5e335d51f40b12a35e34330a014801d80c3662c9ff7332fd4f7b3d806f04241a62047dd4aca5cff7b1e05fa84
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Filesize
237B
MD594bcd02c5afd5918b4446345e7a5ded9
SHA179839238e84be225132e1382fae6333dfc4906a1
SHA2565d9f41e4f886926dae2ed8a57807708110d3c6964ab462be21462bff0088d9a1
SHA512149f6bd49fc3b62fa5f41666bfb3a58060514eec1b61c6aa1ac4c75417c840b028e701eb5533460eb00e2fee8543379564bc47d7477264771d81b99a0caab500
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Filesize
131KB
MD521ac6a552be4e0afcd2af628780108f0
SHA1a8da5ca19f808666c3ecbcd7175214f07df8544b
SHA256f92101d268f817e892d037eea977651c661eb2e50d7b5a62c4109dc3757b16fa
SHA51285533af7cb7d5a0102125bfc99c9c90a2624da2f7421ddb781afbf0137a866b62bfeedbae2196320c5ca6d3ec71a4bbbbc4997cc69b5f526fd0c7664a848b150