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Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26/12/2023, 03:48
Static task
static1
Behavioral task
behavioral1
Sample
51a24f7c1dc47caa3155416703fc3088.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
51a24f7c1dc47caa3155416703fc3088.exe
Resource
win10v2004-20231215-en
General
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Target
51a24f7c1dc47caa3155416703fc3088.exe
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Size
782KB
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MD5
51a24f7c1dc47caa3155416703fc3088
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SHA1
f64d28e57a7c16cea65ce541098cb839008a03ea
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SHA256
3af9e996531aa11d582787e3532473167181b39713a8f02829cc375026b46d0b
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SHA512
404c9faa97c1f030281ee987b616f1e5853e20a991e1296ddcc15d932f5f8c7d9d35cdd90f32d74d610afe8c97c7148bd820b0278b6b48e596a8f5d08b338a96
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SSDEEP
6144:UZfec9EbXDk6RkNKFSE2EorG1VVE+ImRQJ/oNuHOCSE2EorG1VVE+ImRQJ/oG:UZWtI6RkYZkuPs/osOCZkuPs/oG
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-1-5-21-452311807-3713411997-1028535425-1000\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-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE" regedit.exe Key created \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE" regedit.exe Set value (int) \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1" 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\RavMoD.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\360tray.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 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\Rfwsrv.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\RavMoD.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 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\taskmgr.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVStart.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\KAVStart.EXE regedit.exe -
Executes dropped EXE 1 IoCs
pid Process 1484 KavUpda.exe -
Loads dropped DLL 2 IoCs
pid Process 2428 51a24f7c1dc47caa3155416703fc3088.exe 2428 51a24f7c1dc47caa3155416703fc3088.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 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Folderdir 51a24f7c1dc47caa3155416703fc3088.exe File created C:\Windows\SysWOW64\Option.bat 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Windows\SysWOW64\Option.bat KavUpda.exe File opened for modification C:\Windows\SysWOW64\ExceRes 51a24f7c1dc47caa3155416703fc3088.exe -
Drops file in Program Files directory 16 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\7z.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\DVD Maker\DVDMaker.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\OutUse.xls 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 51a24f7c1dc47caa3155416703fc3088.exe -
Drops file in Windows directory 10 IoCs
description ioc Process 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 51a24f7c1dc47caa3155416703fc3088.exe File created C:\Windows\Help\HelpCat.exe 51a24f7c1dc47caa3155416703fc3088.exe File created C:\Windows\regedt32.sys 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Windows\system\KavUpda.exe KavUpda.exe File created C:\Windows\system\KavUpda.exe 51a24f7c1dc47caa3155416703fc3088.exe File opened for modification C:\Windows\Help\HelpCat.exe 51a24f7c1dc47caa3155416703fc3088.exe File created C:\Windows\Sysinf.bat 51a24f7c1dc47caa3155416703fc3088.exe -
Launches sc.exe 8 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 824 sc.exe 1360 sc.exe 1684 sc.exe 1144 sc.exe 2112 sc.exe 2936 sc.exe 680 sc.exe 892 sc.exe -
Runs net.exe
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Runs regedit.exe 1 IoCs
pid Process 2028 regedit.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: 33 2428 51a24f7c1dc47caa3155416703fc3088.exe Token: SeIncBasePriorityPrivilege 2428 51a24f7c1dc47caa3155416703fc3088.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2428 51a24f7c1dc47caa3155416703fc3088.exe 1484 KavUpda.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2428 wrote to memory of 2324 2428 51a24f7c1dc47caa3155416703fc3088.exe 28 PID 2428 wrote to memory of 2324 2428 51a24f7c1dc47caa3155416703fc3088.exe 28 PID 2428 wrote to memory of 2324 2428 51a24f7c1dc47caa3155416703fc3088.exe 28 PID 2428 wrote to memory of 2324 2428 51a24f7c1dc47caa3155416703fc3088.exe 28 PID 2428 wrote to memory of 2864 2428 51a24f7c1dc47caa3155416703fc3088.exe 30 PID 2428 wrote to memory of 2864 2428 51a24f7c1dc47caa3155416703fc3088.exe 30 PID 2428 wrote to memory of 2864 2428 51a24f7c1dc47caa3155416703fc3088.exe 30 PID 2428 wrote to memory of 2864 2428 51a24f7c1dc47caa3155416703fc3088.exe 30 PID 2864 wrote to memory of 3016 2864 net.exe 32 PID 2864 wrote to memory of 3016 2864 net.exe 32 PID 2864 wrote to memory of 3016 2864 net.exe 32 PID 2864 wrote to memory of 3016 2864 net.exe 32 PID 2428 wrote to memory of 2716 2428 51a24f7c1dc47caa3155416703fc3088.exe 33 PID 2428 wrote to memory of 2716 2428 51a24f7c1dc47caa3155416703fc3088.exe 33 PID 2428 wrote to memory of 2716 2428 51a24f7c1dc47caa3155416703fc3088.exe 33 PID 2428 wrote to memory of 2716 2428 51a24f7c1dc47caa3155416703fc3088.exe 33 PID 2428 wrote to memory of 2372 2428 51a24f7c1dc47caa3155416703fc3088.exe 35 PID 2428 wrote to memory of 2372 2428 51a24f7c1dc47caa3155416703fc3088.exe 35 PID 2428 wrote to memory of 2372 2428 51a24f7c1dc47caa3155416703fc3088.exe 35 PID 2428 wrote to memory of 2372 2428 51a24f7c1dc47caa3155416703fc3088.exe 35 PID 2428 wrote to memory of 2816 2428 51a24f7c1dc47caa3155416703fc3088.exe 36 PID 2428 wrote to memory of 2816 2428 51a24f7c1dc47caa3155416703fc3088.exe 36 PID 2428 wrote to memory of 2816 2428 51a24f7c1dc47caa3155416703fc3088.exe 36 PID 2428 wrote to memory of 2816 2428 51a24f7c1dc47caa3155416703fc3088.exe 36 PID 2428 wrote to memory of 1224 2428 51a24f7c1dc47caa3155416703fc3088.exe 38 PID 2428 wrote to memory of 1224 2428 51a24f7c1dc47caa3155416703fc3088.exe 38 PID 2428 wrote to memory of 1224 2428 51a24f7c1dc47caa3155416703fc3088.exe 38 PID 2428 wrote to memory of 1224 2428 51a24f7c1dc47caa3155416703fc3088.exe 38 PID 2428 wrote to memory of 2656 2428 51a24f7c1dc47caa3155416703fc3088.exe 41 PID 2428 wrote to memory of 2656 2428 51a24f7c1dc47caa3155416703fc3088.exe 41 PID 2428 wrote to memory of 2656 2428 51a24f7c1dc47caa3155416703fc3088.exe 41 PID 2428 wrote to memory of 2656 2428 51a24f7c1dc47caa3155416703fc3088.exe 41 PID 2428 wrote to memory of 2612 2428 51a24f7c1dc47caa3155416703fc3088.exe 42 PID 2428 wrote to memory of 2612 2428 51a24f7c1dc47caa3155416703fc3088.exe 42 PID 2428 wrote to memory of 2612 2428 51a24f7c1dc47caa3155416703fc3088.exe 42 PID 2428 wrote to memory of 2612 2428 51a24f7c1dc47caa3155416703fc3088.exe 42 PID 2372 wrote to memory of 1104 2372 cmd.exe 50 PID 2372 wrote to memory of 1104 2372 cmd.exe 50 PID 2372 wrote to memory of 1104 2372 cmd.exe 50 PID 2372 wrote to memory of 1104 2372 cmd.exe 50 PID 2816 wrote to memory of 2136 2816 cmd.exe 49 PID 2816 wrote to memory of 2136 2816 cmd.exe 49 PID 2816 wrote to memory of 2136 2816 cmd.exe 49 PID 2816 wrote to memory of 2136 2816 cmd.exe 49 PID 2656 wrote to memory of 2484 2656 net.exe 48 PID 2656 wrote to memory of 2484 2656 net.exe 48 PID 2656 wrote to memory of 2484 2656 net.exe 48 PID 2656 wrote to memory of 2484 2656 net.exe 48 PID 2428 wrote to memory of 2668 2428 51a24f7c1dc47caa3155416703fc3088.exe 51 PID 2428 wrote to memory of 2668 2428 51a24f7c1dc47caa3155416703fc3088.exe 51 PID 2428 wrote to memory of 2668 2428 51a24f7c1dc47caa3155416703fc3088.exe 51 PID 2428 wrote to memory of 2668 2428 51a24f7c1dc47caa3155416703fc3088.exe 51 PID 1224 wrote to memory of 2068 1224 net.exe 47 PID 1224 wrote to memory of 2068 1224 net.exe 47 PID 1224 wrote to memory of 2068 1224 net.exe 47 PID 1224 wrote to memory of 2068 1224 net.exe 47 PID 2428 wrote to memory of 1804 2428 51a24f7c1dc47caa3155416703fc3088.exe 45 PID 2428 wrote to memory of 1804 2428 51a24f7c1dc47caa3155416703fc3088.exe 45 PID 2428 wrote to memory of 1804 2428 51a24f7c1dc47caa3155416703fc3088.exe 45 PID 2428 wrote to memory of 1804 2428 51a24f7c1dc47caa3155416703fc3088.exe 45 PID 2612 wrote to memory of 476 2612 net.exe 52 PID 2612 wrote to memory of 476 2612 net.exe 52 PID 2612 wrote to memory of 476 2612 net.exe 52 PID 2612 wrote to memory of 476 2612 net.exe 52 -
Views/modifies file attributes 1 TTPs 14 IoCs
pid Process 2632 attrib.exe 992 attrib.exe 1396 attrib.exe 2656 attrib.exe 2028 attrib.exe 1516 attrib.exe 2708 attrib.exe 1820 attrib.exe 1832 attrib.exe 816 attrib.exe 2984 attrib.exe 2800 attrib.exe 2348 attrib.exe 2708 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\51a24f7c1dc47caa3155416703fc3088.exe"C:\Users\Admin\AppData\Local\Temp\51a24f7c1dc47caa3155416703fc3088.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:2428 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Windows\system32\Option.bat2⤵PID:2324
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y2⤵
- Suspicious use of WriteProcessMemory
PID:2864 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y3⤵PID:3016
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C:\Windows\SysWOW64\At.exeAt.exe 6:55:47 AM C:\Windows\Help\HelpCat.exe2⤵PID:2716
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C:\Windows\SysWOW64\cmd.execmd /c at 6:54:50 AM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Windows\SysWOW64\at.exeat 6:54:50 AM C:\Windows\Sysinf.bat3⤵PID:1104
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C:\Windows\SysWOW64\cmd.execmd /c at 6:57:50 AM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Windows\SysWOW64\at.exeat 6:57:50 AM C:\Windows\Sysinf.bat3⤵PID:2136
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵
- Suspicious use of WriteProcessMemory
PID:1224 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:2068
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:2484
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:476
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵PID:1804
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:2928
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵PID:2668
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:2832
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:2936
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled2⤵
- Launches sc.exe
PID:680
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled2⤵
- Launches sc.exe
PID:892
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:824
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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:2028
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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:2040
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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:1820
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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 SetWindowsHookEx
PID:1484 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Windows\system32\Option.bat3⤵PID:1932
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y3⤵PID:1652
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y4⤵PID:1688
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C:\Windows\SysWOW64\At.exeAt.exe 6:56:09 AM C:\Windows\Help\HelpCat.exe3⤵PID:2128
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C:\Windows\SysWOW64\cmd.execmd /c at 6:55:11 AM C:\Windows\Sysinf.bat3⤵PID:2284
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C:\Windows\SysWOW64\at.exeat 6:55:11 AM C:\Windows\Sysinf.bat4⤵PID:820
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C:\Windows\SysWOW64\cmd.execmd /c at 6:58:11 AM C:\Windows\Sysinf.bat3⤵PID:2056
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C:\Windows\SysWOW64\at.exeat 6:58:11 AM C:\Windows\Sysinf.bat4⤵PID:2320
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y3⤵PID:2412
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y4⤵PID:1628
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y3⤵PID:2336
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y4⤵PID:2288
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y3⤵PID:2456
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y4⤵PID:1304
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y3⤵PID:2440
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y4⤵PID:1100
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y3⤵PID:1880
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y4⤵PID:1664
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:1360
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled3⤵
- Launches sc.exe
PID:1684
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled3⤵
- Launches sc.exe
PID:1144
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:2112
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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:2340
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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:2464
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1720
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2708
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:1784
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:3016
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2800
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2884
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:2512
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:992
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:2032
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2904
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1820
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2964
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1688
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2348
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:1636
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2444
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:816
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:332
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1360
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1832
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:1304
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:996
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1396
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:1268
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:2920
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2708
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:2356
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2068
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2656
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2712
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:2140
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2632
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:1824
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2308
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2984
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2128
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d3⤵PID:1856
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r F:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2028
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C:\Windows\SysWOW64\cmd.execmd /c rmdir F:\Autorun.inf /s /q3⤵PID:992
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:1820
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1516
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2652
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵PID:3020
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:1668
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵PID:2392
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:1872
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵PID:1788
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:1672
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵PID:2276
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:976
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵PID:1160
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:1996
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C:\Windows\system32\taskeng.exetaskeng.exe {9895D5D5-371A-4276-9453-CA25CB1142E4} S-1-5-18:NT AUTHORITY\System:Service:1⤵PID:2416
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
782KB
MD551a24f7c1dc47caa3155416703fc3088
SHA1f64d28e57a7c16cea65ce541098cb839008a03ea
SHA2563af9e996531aa11d582787e3532473167181b39713a8f02829cc375026b46d0b
SHA512404c9faa97c1f030281ee987b616f1e5853e20a991e1296ddcc15d932f5f8c7d9d35cdd90f32d74d610afe8c97c7148bd820b0278b6b48e596a8f5d08b338a96
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Filesize
723KB
MD539da7777f03adfae85ec42cd8e4d10a3
SHA1c4246bed12551ae5bb3fa7682c1f2e7f69ad4c05
SHA25679cecea72c7e63de4baca65c4aa3284fbe85c746039634011b64a6d47b322828
SHA512ef2ac1ea58890e8400b646bfa9942d188e3536f8f048f8425e3958fa364a4e148ccb6f0e0760365bbf2a95f95736dec92d491cfe0e23b9a2c2bc9df4f4fed7d8
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Filesize
237B
MD594bcd02c5afd5918b4446345e7a5ded9
SHA179839238e84be225132e1382fae6333dfc4906a1
SHA2565d9f41e4f886926dae2ed8a57807708110d3c6964ab462be21462bff0088d9a1
SHA512149f6bd49fc3b62fa5f41666bfb3a58060514eec1b61c6aa1ac4c75417c840b028e701eb5533460eb00e2fee8543379564bc47d7477264771d81b99a0caab500