Analysis
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max time kernel
183s -
max time network
187s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
21/10/2022, 00:25
Behavioral task
behavioral1
Sample
0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe
Resource
win10v2004-20220812-en
General
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Target
0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe
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Size
586KB
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MD5
5031516b7698bd2a81f50bd798072566
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SHA1
4ad04abaf1419de3c2ec43247ad0ac152fe650e1
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SHA256
0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9
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SHA512
f037dff49b6cad6a8839ba391d76122e11afee52b5d71dd70b5dd61c98a6778d9f481fd54dd8a22671677b4f8620f7b34a98c8884726a1f213725801daa3540a
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SSDEEP
6144:GWZfec9EbXDk6RkQKGnmy+g4yuHOJnmy+g41l+lXDZJfLufs73dOk0XDpNjNOpyL:3ZWtI6Rk4GOJOeZJys73dOvXDpNjNe8r
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-1-5-21-2295526160-1155304984-640977766-1000\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 Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE" regedit.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE" regedit.exe -
Executes dropped EXE 2 IoCs
pid Process 3052 KavUpda.exe 3148 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.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\360Safe.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\KAVStart.EXE regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rav.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 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\taskmgr.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.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\360tray.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\RfwMain.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\Rfwsrv.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\regedit.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe 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\360tray.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe -
resource yara_rule behavioral2/memory/2776-132-0x0000000000400000-0x0000000000440000-memory.dmp upx behavioral2/memory/2776-160-0x0000000000400000-0x0000000000440000-memory.dmp upx behavioral2/files/0x0006000000022e49-164.dat upx behavioral2/files/0x0006000000022e49-165.dat upx behavioral2/memory/3052-168-0x0000000000400000-0x0000000000440000-memory.dmp upx -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Autorun.inf KavUpda.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Option.bat KavUpda.exe File created C:\Windows\SysWOW64\Option.bat 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe -
Drops file in Program Files directory 7 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\Uninstall.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Program Files\7-Zip\7z.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe -
Drops file in Windows directory 9 IoCs
description ioc Process File created C:\Windows\Help\HelpCat.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Windows\Help\HelpCat.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File created C:\Windows\Sysinf.bat 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Windows\Sysinf.bat KavUpda.exe File opened for modification C:\Windows\regedt32.sys KavUpda.exe File created C:\Windows\regedt32.sys KavUpda.exe File opened for modification C:\Windows\system\KavUpda.exe 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File created C:\Windows\regedt32.sys 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe File opened for modification C:\Windows\system\KavUpda.exe KavUpda.exe -
Launches sc.exe 8 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4672 sc.exe 1352 sc.exe 4696 sc.exe 2840 sc.exe 3912 sc.exe 3420 sc.exe 3108 sc.exe 4228 sc.exe -
Runs net.exe
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Runs regedit.exe 1 IoCs
pid Process 1648 regedit.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: 33 3052 KavUpda.exe Token: SeIncBasePriorityPrivilege 3052 KavUpda.exe Token: 33 3052 KavUpda.exe Token: SeIncBasePriorityPrivilege 3052 KavUpda.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: 33 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe Token: SeIncBasePriorityPrivilege 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 3052 KavUpda.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2776 wrote to memory of 1424 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 82 PID 2776 wrote to memory of 1424 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 82 PID 2776 wrote to memory of 1424 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 82 PID 2776 wrote to memory of 3460 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 84 PID 2776 wrote to memory of 3460 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 84 PID 2776 wrote to memory of 3460 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 84 PID 3460 wrote to memory of 4416 3460 net.exe 86 PID 3460 wrote to memory of 4416 3460 net.exe 86 PID 3460 wrote to memory of 4416 3460 net.exe 86 PID 2776 wrote to memory of 4132 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 87 PID 2776 wrote to memory of 4132 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 87 PID 2776 wrote to memory of 4132 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 87 PID 2776 wrote to memory of 4756 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 89 PID 2776 wrote to memory of 4756 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 89 PID 2776 wrote to memory of 4756 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 89 PID 2776 wrote to memory of 3084 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 91 PID 2776 wrote to memory of 3084 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 91 PID 2776 wrote to memory of 3084 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 91 PID 2776 wrote to memory of 228 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 92 PID 2776 wrote to memory of 228 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 92 PID 2776 wrote to memory of 228 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 92 PID 2776 wrote to memory of 4036 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 94 PID 2776 wrote to memory of 4036 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 94 PID 2776 wrote to memory of 4036 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 94 PID 2776 wrote to memory of 3556 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 97 PID 2776 wrote to memory of 3556 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 97 PID 2776 wrote to memory of 3556 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 97 PID 2776 wrote to memory of 2216 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 98 PID 2776 wrote to memory of 2216 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 98 PID 2776 wrote to memory of 2216 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 98 PID 2776 wrote to memory of 4232 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 101 PID 2776 wrote to memory of 4232 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 101 PID 2776 wrote to memory of 4232 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 101 PID 228 wrote to memory of 3380 228 net.exe 103 PID 228 wrote to memory of 3380 228 net.exe 103 PID 228 wrote to memory of 3380 228 net.exe 103 PID 2776 wrote to memory of 4672 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 104 PID 2776 wrote to memory of 4672 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 104 PID 2776 wrote to memory of 4672 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 104 PID 2776 wrote to memory of 1352 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 105 PID 2776 wrote to memory of 1352 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 105 PID 2776 wrote to memory of 1352 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 105 PID 4036 wrote to memory of 628 4036 net.exe 107 PID 4036 wrote to memory of 628 4036 net.exe 107 PID 4036 wrote to memory of 628 4036 net.exe 107 PID 3556 wrote to memory of 1392 3556 net.exe 110 PID 3556 wrote to memory of 1392 3556 net.exe 110 PID 3556 wrote to memory of 1392 3556 net.exe 110 PID 2776 wrote to memory of 4696 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 109 PID 2776 wrote to memory of 4696 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 109 PID 2776 wrote to memory of 4696 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 109 PID 2776 wrote to memory of 2840 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 111 PID 2776 wrote to memory of 2840 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 111 PID 2776 wrote to memory of 2840 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 111 PID 2216 wrote to memory of 4188 2216 net.exe 114 PID 2216 wrote to memory of 4188 2216 net.exe 114 PID 2216 wrote to memory of 4188 2216 net.exe 114 PID 4232 wrote to memory of 932 4232 net.exe 116 PID 4232 wrote to memory of 932 4232 net.exe 116 PID 4232 wrote to memory of 932 4232 net.exe 116 PID 2776 wrote to memory of 1648 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 115 PID 2776 wrote to memory of 1648 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 115 PID 2776 wrote to memory of 1648 2776 0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe 115 PID 4756 wrote to memory of 1824 4756 cmd.exe 117 -
Views/modifies file attributes 1 TTPs 4 IoCs
pid Process 648 attrib.exe 2400 attrib.exe 3576 attrib.exe 2940 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe"C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe"1⤵
- 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:2776 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat2⤵PID:1424
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y2⤵
- Suspicious use of WriteProcessMemory
PID:3460 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y3⤵PID:4416
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C:\Windows\SysWOW64\At.exeAt.exe 8:02:55 AM C:\Windows\Help\HelpCat.exe2⤵PID:4132
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C:\Windows\SysWOW64\cmd.execmd /c at 8:01:57 AM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Windows\SysWOW64\at.exeat 8:01:57 AM C:\Windows\Sysinf.bat3⤵PID:1824
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C:\Windows\SysWOW64\cmd.execmd /c at 8:04:57 AM C:\Windows\Sysinf.bat2⤵PID:3084
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C:\Windows\SysWOW64\at.exeat 8:04:57 AM C:\Windows\Sysinf.bat3⤵PID:3480
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵
- Suspicious use of WriteProcessMemory
PID:228 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:3380
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵
- Suspicious use of WriteProcessMemory
PID:4036 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:628
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵
- Suspicious use of WriteProcessMemory
PID:3556 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:1392
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:4188
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵
- Suspicious use of WriteProcessMemory
PID:4232 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:932
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:4672
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled2⤵
- Launches sc.exe
PID:1352
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled2⤵
- Launches sc.exe
PID:4696
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:2840
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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:1648
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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:1404
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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:1832
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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:3052 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat3⤵PID:2520
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y3⤵PID:1524
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y4⤵PID:4892
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C:\Windows\SysWOW64\At.exeAt.exe 8:03:30 AM C:\Windows\Help\HelpCat.exe3⤵PID:3836
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C:\Windows\SysWOW64\cmd.execmd /c at 8:05:32 AM C:\Windows\Sysinf.bat3⤵PID:4144
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C:\Windows\SysWOW64\at.exeat 8:05:32 AM C:\Windows\Sysinf.bat4⤵PID:1304
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y3⤵PID:3300
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y4⤵PID:4652
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y3⤵PID:480
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y4⤵PID:2940
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y3⤵PID:4864
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y4⤵PID:1212
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y3⤵PID:2108
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y4⤵PID:308
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y3⤵PID:2172
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y4⤵PID:4388
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:3912
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled3⤵
- Launches sc.exe
PID:3420
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled3⤵
- Launches sc.exe
PID:3108
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C:\Windows\SysWOW64\cmd.execmd /c at 8:02:32 AM C:\Windows\Sysinf.bat3⤵PID:4060
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:4228
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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:3312
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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:1872
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:392
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:648
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:3008
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:4548
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2400
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2304
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2152
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:1752
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:3576
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:224
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2940
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:3460
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C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.exe0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.exe2⤵
- Executes dropped EXE
PID:3148
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵PID:1420
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:2216
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵PID:3844
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:2116
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵PID:2840
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:3480
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵PID:1228
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:3664
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵PID:3212
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:2416
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C:\Windows\SysWOW64\at.exeat 8:02:32 AM C:\Windows\Sysinf.bat1⤵PID:3548
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.exe
Filesize131KB
MD521ac6a552be4e0afcd2af628780108f0
SHA1a8da5ca19f808666c3ecbcd7175214f07df8544b
SHA256f92101d268f817e892d037eea977651c661eb2e50d7b5a62c4109dc3757b16fa
SHA51285533af7cb7d5a0102125bfc99c9c90a2624da2f7421ddb781afbf0137a866b62bfeedbae2196320c5ca6d3ec71a4bbbbc4997cc69b5f526fd0c7664a848b150
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C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.exe
Filesize131KB
MD521ac6a552be4e0afcd2af628780108f0
SHA1a8da5ca19f808666c3ecbcd7175214f07df8544b
SHA256f92101d268f817e892d037eea977651c661eb2e50d7b5a62c4109dc3757b16fa
SHA51285533af7cb7d5a0102125bfc99c9c90a2624da2f7421ddb781afbf0137a866b62bfeedbae2196320c5ca6d3ec71a4bbbbc4997cc69b5f526fd0c7664a848b150
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Filesize
82B
MD53f7fbd2eb34892646e93fd5e6e343512
SHA1265ac1061b54f62350fb7a5f57e566454d013a66
SHA256e75e8d9bfc7a2876d908305186c3656e9de2a4af7f6927ccc6d8c812645abbc7
SHA51253d40eb2f05a23464fbf06193868e7cb30cf0df3da53586a75123fb2c37b29cdddda287ce134809d16a559d87fb20aee0e8add22d396fcb7a55f9a753739b140
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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
455KB
MD5312344b437fdde00deb71dbea649ac0a
SHA1b4b84accd8f28819fe771415478d83eaa62cbd2a
SHA256df0e3685582c576e86feb58ca7e57ef428f14ed762c6a785246eb196138499a2
SHA5128172d184fb63156fa1d37407a655cf138077ee0673d7b2dbfb1a6de9ffd843e816feeef033b8776129902b2b3a1eb490fe3be00e6acef623506f7e4c4c65a2d6
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Filesize
2KB
MD5e7d7ec66bd61fac3843c98650b0c68f6
SHA1a15ae06e1be51038863650746368a71024539bac
SHA2566475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8
SHA512ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6
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Filesize
455KB
MD5312344b437fdde00deb71dbea649ac0a
SHA1b4b84accd8f28819fe771415478d83eaa62cbd2a
SHA256df0e3685582c576e86feb58ca7e57ef428f14ed762c6a785246eb196138499a2
SHA5128172d184fb63156fa1d37407a655cf138077ee0673d7b2dbfb1a6de9ffd843e816feeef033b8776129902b2b3a1eb490fe3be00e6acef623506f7e4c4c65a2d6