Analysis
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max time kernel
161s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2023 04:48
Static task
static1
Behavioral task
behavioral1
Sample
557f33ae0fcee2be97b86b7e7eecf890.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
557f33ae0fcee2be97b86b7e7eecf890.exe
Resource
win10v2004-20231215-en
General
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Target
557f33ae0fcee2be97b86b7e7eecf890.exe
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Size
497KB
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MD5
557f33ae0fcee2be97b86b7e7eecf890
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SHA1
2ced59d2e44e1099771c9a4a0a01a9cb6f7ed198
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SHA256
bf97b76f50fab5a53364e0e3bed4da079ae5457885215f1aa999991549281fa4
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SHA512
2cdd737271106fa78990f7d2753d48d2ae5c4a27afb7aa070ca373905ed5e6110fbab8aa4946410b2e1b57807590953bbafb0dd822f95f1954b45f6eb57da015
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SSDEEP
6144:UZfec9EbXDk6RkdKAE2EBE2EJuHOLE2EBE2EDnmy+g4H:UZWtI6RkAMwOGMD2
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-1-5-21-3073191680-435865314-2862784915-1000\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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE" regedit.exe Set value (int) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1" regedit.exe Key created \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\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\Rfwsrv.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\360tray.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\regedit.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 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\360tray.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\RfwMain.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\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 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\taskmgr.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RfwMain.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\Rav.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVStart.EXE regedit.exe -
Executes dropped EXE 1 IoCs
pid Process 1336 KavUpda.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 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Option.bat 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Windows\SysWOW64\Option.bat KavUpda.exe -
Drops file in Program Files directory 25 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\Uninstall.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\createdump.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\createdump.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\7-Zip\7z.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 557f33ae0fcee2be97b86b7e7eecf890.exe -
Drops file in Windows directory 10 IoCs
description ioc Process File created C:\Windows\Help\HelpCat.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Windows\Help\HelpCat.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File created C:\Windows\regedt32.sys KavUpda.exe File created C:\Windows\system\KavUpda.exe 557f33ae0fcee2be97b86b7e7eecf890.exe File created C:\Windows\Sysinf.bat 557f33ae0fcee2be97b86b7e7eecf890.exe File created C:\Windows\regedt32.sys 557f33ae0fcee2be97b86b7e7eecf890.exe File opened for modification C:\Windows\system\KavUpda.exe KavUpda.exe File opened for modification C:\Windows\Sysinf.bat KavUpda.exe File opened for modification C:\Windows\regedt32.sys KavUpda.exe File opened for modification C:\Windows\system\KavUpda.exe 557f33ae0fcee2be97b86b7e7eecf890.exe -
Launches sc.exe 8 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1940 sc.exe 2684 sc.exe 3572 sc.exe 3492 sc.exe 4348 sc.exe 3632 sc.exe 1724 sc.exe 4688 sc.exe -
Runs net.exe
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Runs regedit.exe 1 IoCs
pid Process 1848 regedit.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: 33 1336 KavUpda.exe Token: SeIncBasePriorityPrivilege 1336 KavUpda.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: SeIncBasePriorityPrivilege 5112 557f33ae0fcee2be97b86b7e7eecf890.exe Token: 33 1336 KavUpda.exe Token: SeIncBasePriorityPrivilege 1336 KavUpda.exe Token: 33 1336 KavUpda.exe Token: SeIncBasePriorityPrivilege 1336 KavUpda.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 1336 KavUpda.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5112 wrote to memory of 4644 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 93 PID 5112 wrote to memory of 4644 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 93 PID 5112 wrote to memory of 4644 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 93 PID 5112 wrote to memory of 4276 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 95 PID 5112 wrote to memory of 4276 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 95 PID 5112 wrote to memory of 4276 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 95 PID 4276 wrote to memory of 4328 4276 net.exe 97 PID 4276 wrote to memory of 4328 4276 net.exe 97 PID 4276 wrote to memory of 4328 4276 net.exe 97 PID 5112 wrote to memory of 2248 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 98 PID 5112 wrote to memory of 2248 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 98 PID 5112 wrote to memory of 2248 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 98 PID 5112 wrote to memory of 1500 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 100 PID 5112 wrote to memory of 1500 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 100 PID 5112 wrote to memory of 1500 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 100 PID 5112 wrote to memory of 1220 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 103 PID 5112 wrote to memory of 1220 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 103 PID 5112 wrote to memory of 1220 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 103 PID 5112 wrote to memory of 4136 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 102 PID 5112 wrote to memory of 4136 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 102 PID 5112 wrote to memory of 4136 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 102 PID 5112 wrote to memory of 840 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 104 PID 5112 wrote to memory of 840 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 104 PID 5112 wrote to memory of 840 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 104 PID 5112 wrote to memory of 4588 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 105 PID 5112 wrote to memory of 4588 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 105 PID 5112 wrote to memory of 4588 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 105 PID 5112 wrote to memory of 3676 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 107 PID 5112 wrote to memory of 3676 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 107 PID 5112 wrote to memory of 3676 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 107 PID 5112 wrote to memory of 1040 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 110 PID 5112 wrote to memory of 1040 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 110 PID 5112 wrote to memory of 1040 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 110 PID 5112 wrote to memory of 2684 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 113 PID 5112 wrote to memory of 2684 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 113 PID 5112 wrote to memory of 2684 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 113 PID 5112 wrote to memory of 3572 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 115 PID 5112 wrote to memory of 3572 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 115 PID 5112 wrote to memory of 3572 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 115 PID 5112 wrote to memory of 3492 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 118 PID 5112 wrote to memory of 3492 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 118 PID 5112 wrote to memory of 3492 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 118 PID 5112 wrote to memory of 4348 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 119 PID 5112 wrote to memory of 4348 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 119 PID 5112 wrote to memory of 4348 5112 557f33ae0fcee2be97b86b7e7eecf890.exe 119 PID 4136 wrote to memory of 1676 4136 net.exe 120 PID 4136 wrote to memory of 1676 4136 net.exe 120 PID 4136 wrote to memory of 1676 4136 net.exe 120 PID 3676 wrote to memory of 1724 3676 net.exe 123 PID 3676 wrote to memory of 1724 3676 net.exe 123 PID 3676 wrote to memory of 1724 3676 net.exe 123 PID 840 wrote to memory of 4256 840 net.exe 124 PID 840 wrote to memory of 4256 840 net.exe 124 PID 840 wrote to memory of 4256 840 net.exe 124 PID 4588 wrote to memory of 1884 4588 net.exe 125 PID 4588 wrote to memory of 1884 4588 net.exe 125 PID 4588 wrote to memory of 1884 4588 net.exe 125 PID 1040 wrote to memory of 3764 1040 net.exe 126 PID 1040 wrote to memory of 3764 1040 net.exe 126 PID 1040 wrote to memory of 3764 1040 net.exe 126 PID 1500 wrote to memory of 1996 1500 cmd.exe 128 PID 1500 wrote to memory of 1996 1500 cmd.exe 128 PID 1500 wrote to memory of 1996 1500 cmd.exe 128 PID 1220 wrote to memory of 4796 1220 cmd.exe 129 -
Views/modifies file attributes 1 TTPs 15 IoCs
pid Process 1672 attrib.exe 840 attrib.exe 4380 attrib.exe 3912 attrib.exe 524 attrib.exe 3816 attrib.exe 1912 attrib.exe 1520 attrib.exe 2460 attrib.exe 1628 attrib.exe 3080 attrib.exe 4640 attrib.exe 1180 attrib.exe 4780 attrib.exe 3276 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\557f33ae0fcee2be97b86b7e7eecf890.exe"C:\Users\Admin\AppData\Local\Temp\557f33ae0fcee2be97b86b7e7eecf890.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:5112 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat2⤵PID:4644
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y2⤵
- Suspicious use of WriteProcessMemory
PID:4276 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y3⤵PID:4328
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C:\Windows\SysWOW64\At.exeAt.exe 11:39:49 PM C:\Windows\Help\HelpCat.exe2⤵PID:2248
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C:\Windows\SysWOW64\cmd.execmd /c at 11:38:51 PM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Windows\SysWOW64\at.exeat 11:38:51 PM C:\Windows\Sysinf.bat3⤵PID:1996
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵
- Suspicious use of WriteProcessMemory
PID:4136 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:1676
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C:\Windows\SysWOW64\cmd.execmd /c at 11:41:51 PM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Windows\SysWOW64\at.exeat 11:41:51 PM C:\Windows\Sysinf.bat3⤵PID:4796
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:4256
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵
- Suspicious use of WriteProcessMemory
PID:4588 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:1884
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵
- Suspicious use of WriteProcessMemory
PID:3676 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:1724
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵
- Suspicious use of WriteProcessMemory
PID:1040 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:3764
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:2684
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled2⤵
- Launches sc.exe
PID:3572
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled2⤵
- Launches sc.exe
PID:3492
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:4348
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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:1848
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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:116
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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:1756
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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:1336 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat3⤵PID:2548
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y3⤵PID:4528
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y4⤵PID:3904
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C:\Windows\SysWOW64\At.exeAt.exe 11:39:57 PM C:\Windows\Help\HelpCat.exe3⤵PID:5084
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y3⤵PID:1936
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y4⤵PID:3364
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y3⤵PID:4448
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y4⤵PID:524
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C:\Windows\SysWOW64\cmd.execmd /c at 11:41:59 PM C:\Windows\Sysinf.bat3⤵PID:1904
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C:\Windows\SysWOW64\at.exeat 11:41:59 PM C:\Windows\Sysinf.bat4⤵PID:4772
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C:\Windows\SysWOW64\cmd.execmd /c at 11:38:59 PM C:\Windows\Sysinf.bat3⤵PID:4720
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C:\Windows\SysWOW64\at.exeat 11:38:59 PM C:\Windows\Sysinf.bat4⤵PID:4528
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y3⤵PID:4252
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y4⤵PID:764
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:3632
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled3⤵
- Launches sc.exe
PID:1724
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled3⤵
- Launches sc.exe
PID:4688
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y3⤵PID:2392
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y4⤵PID:5004
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y3⤵PID:2620
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y4⤵PID:1792
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:1940
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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:3672
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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:1912
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:1676
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:2964
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:3276
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:3264
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1628
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:3416
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:4260
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1520
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:116
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:1184
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:3080
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:3568
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1628
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1912
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:4444
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2600
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:4380
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:4032
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:524
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:4640
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:2684
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:852
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1180
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2620
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:2900
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1672
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:4632
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:1456
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:4780
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:436
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:4412
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:3912
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:4216
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2804
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:840
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2748
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:2060
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2460
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:3616
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2212
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:524
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:4136
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1588
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:3816
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:2620
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵PID:2516
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:1220
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵PID:1688
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:4692
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵PID:2628
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:4716
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵PID:3592
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:4880
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵PID:4892
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:456
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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
497KB
MD5557f33ae0fcee2be97b86b7e7eecf890
SHA12ced59d2e44e1099771c9a4a0a01a9cb6f7ed198
SHA256bf97b76f50fab5a53364e0e3bed4da079ae5457885215f1aa999991549281fa4
SHA5122cdd737271106fa78990f7d2753d48d2ae5c4a27afb7aa070ca373905ed5e6110fbab8aa4946410b2e1b57807590953bbafb0dd822f95f1954b45f6eb57da015
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Filesize
2KB
MD5e7d7ec66bd61fac3843c98650b0c68f6
SHA1a15ae06e1be51038863650746368a71024539bac
SHA2566475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8
SHA512ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6
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Filesize
237B
MD594bcd02c5afd5918b4446345e7a5ded9
SHA179839238e84be225132e1382fae6333dfc4906a1
SHA2565d9f41e4f886926dae2ed8a57807708110d3c6964ab462be21462bff0088d9a1
SHA512149f6bd49fc3b62fa5f41666bfb3a58060514eec1b61c6aa1ac4c75417c840b028e701eb5533460eb00e2fee8543379564bc47d7477264771d81b99a0caab500