Analysis
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max time kernel
151s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 12:47
Behavioral task
behavioral1
Sample
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe
Resource
win10v2004-20221111-en
General
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Target
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe
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Size
507KB
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MD5
3491ee3d86952dca3af7218daebabeb6
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SHA1
771d4bded2a2217600e1bc3aecb5d52babd0e897
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SHA256
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52
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SHA512
f03c3ef0934d9773a8c0c22fadbca1a1a6b90ecef297d4c31da68dd6f275df064b0bc5a72b444ed63fa08500e7ff3855082fd6ef06a6f4762ba6c2543fbf5a9c
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SSDEEP
6144:5uHOJnmy+g4VrG1VVE+Ih/UOPSe570Szp3b/UOPSe570Szp3EmULe/0Y23BUtRWn:gOJKupOB0vOB0Bi0ERcAA
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
Processes:
regedit.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\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.
Processes:
regedit.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE" regedit.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1" regedit.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe" regedit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe" regedit.exe -
Executes dropped EXE 1 IoCs
Processes:
KavUpda.exepid process 2240 KavUpda.exe -
Sets file execution options in registry 2 TTPs 20 IoCs
Processes:
regedit.exedescription ioc process 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\Rfwsrv.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 Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVStart.EXE regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\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\regedit.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 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\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\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 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\Rav.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\taskmgr.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 -
Processes:
resource yara_rule behavioral2/memory/3836-137-0x0000000000400000-0x0000000000440000-memory.dmp upx C:\Windows\System\KavUpda.exe upx C:\Windows\system\KavUpda.exe upx behavioral2/memory/2240-171-0x0000000000400000-0x0000000000440000-memory.dmp upx behavioral2/memory/2240-206-0x0000000000400000-0x0000000000440000-memory.dmp upx -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
Processes:
KavUpda.exedescription ioc process File opened for modification C:\Autorun.inf KavUpda.exe -
Drops file in System32 directory 2 IoCs
Processes:
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exeKavUpda.exedescription ioc process File created C:\Windows\SysWOW64\Option.bat 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Windows\SysWOW64\Option.bat KavUpda.exe -
Drops file in Program Files directory 7 IoCs
Processes:
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exedescription ioc process File opened for modification C:\Program Files\7-Zip\Uninstall.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Program Files\7-Zip\7z.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe -
Drops file in Windows directory 10 IoCs
Processes:
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exeKavUpda.exedescription ioc process File created C:\Windows\regedt32.sys 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Windows\system\KavUpda.exe KavUpda.exe File opened for modification C:\Windows\Sysinf.bat KavUpda.exe File created C:\Windows\system\KavUpda.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Windows\system\KavUpda.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File created C:\Windows\Help\HelpCat.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Windows\Help\HelpCat.exe 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File created C:\Windows\Sysinf.bat 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe File opened for modification C:\Windows\regedt32.sys KavUpda.exe File created C:\Windows\regedt32.sys KavUpda.exe -
Launches sc.exe 8 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exesc.exesc.exesc.exesc.exesc.exepid process 3380 sc.exe 1292 sc.exe 4308 sc.exe 5048 sc.exe 3864 sc.exe 1400 sc.exe 4828 sc.exe 4716 sc.exe -
Runs net.exe
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Runs regedit.exe 1 IoCs
Processes:
regedit.exepid process 2896 regedit.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exeKavUpda.exedescription pid process Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 2240 KavUpda.exe Token: SeIncBasePriorityPrivilege 2240 KavUpda.exe Token: 33 2240 KavUpda.exe Token: SeIncBasePriorityPrivilege 2240 KavUpda.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: 33 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe Token: SeIncBasePriorityPrivilege 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exeKavUpda.exepid process 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe 2240 KavUpda.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exenet.execmd.exenet.exenet.exenet.exenet.exenet.exedescription pid process target process PID 3836 wrote to memory of 1004 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 3836 wrote to memory of 1004 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 3836 wrote to memory of 1004 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 3836 wrote to memory of 1952 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 1952 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 1952 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 3812 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe At.exe PID 3836 wrote to memory of 3812 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe At.exe PID 3836 wrote to memory of 3812 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe At.exe PID 3836 wrote to memory of 2236 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 3836 wrote to memory of 2236 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 3836 wrote to memory of 2236 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 3836 wrote to memory of 3688 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 3836 wrote to memory of 3688 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 3836 wrote to memory of 3688 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe cmd.exe PID 1952 wrote to memory of 3456 1952 net.exe net1.exe PID 1952 wrote to memory of 3456 1952 net.exe net1.exe PID 1952 wrote to memory of 3456 1952 net.exe net1.exe PID 3836 wrote to memory of 2032 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2032 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2032 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2988 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2988 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2988 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 4140 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 4140 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 4140 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2444 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2444 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2444 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2808 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2808 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 2808 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe net.exe PID 3836 wrote to memory of 1400 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 1400 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 1400 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 4828 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 4828 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 4828 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 4716 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 4716 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 4716 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 3380 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 3380 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3836 wrote to memory of 3380 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe sc.exe PID 3688 wrote to memory of 5044 3688 cmd.exe at.exe PID 3688 wrote to memory of 5044 3688 cmd.exe at.exe PID 3688 wrote to memory of 5044 3688 cmd.exe at.exe PID 2444 wrote to memory of 3436 2444 net.exe net1.exe PID 2444 wrote to memory of 3436 2444 net.exe net1.exe PID 2444 wrote to memory of 3436 2444 net.exe net1.exe PID 2032 wrote to memory of 3952 2032 net.exe net1.exe PID 2032 wrote to memory of 3952 2032 net.exe net1.exe PID 2032 wrote to memory of 3952 2032 net.exe net1.exe PID 2988 wrote to memory of 1708 2988 net.exe net1.exe PID 2988 wrote to memory of 1708 2988 net.exe net1.exe PID 2988 wrote to memory of 1708 2988 net.exe net1.exe PID 2808 wrote to memory of 2056 2808 net.exe net1.exe PID 2808 wrote to memory of 2056 2808 net.exe net1.exe PID 2808 wrote to memory of 2056 2808 net.exe net1.exe PID 3836 wrote to memory of 2896 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe regedit.exe PID 3836 wrote to memory of 2896 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe regedit.exe PID 3836 wrote to memory of 2896 3836 81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe regedit.exe PID 4140 wrote to memory of 3136 4140 net.exe net1.exe -
Views/modifies file attributes 1 TTPs 5 IoCs
Processes:
attrib.exeattrib.exeattrib.exeattrib.exeattrib.exepid process 4908 attrib.exe 2872 attrib.exe 1392 attrib.exe 4592 attrib.exe 2192 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.exe"C:\Users\Admin\AppData\Local\Temp\81eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52.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:3836 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat2⤵PID:1004
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y2⤵
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y3⤵PID:3456
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C:\Windows\SysWOW64\At.exeAt.exe 6:17:15 PM C:\Windows\Help\HelpCat.exe2⤵PID:3812
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C:\Windows\SysWOW64\cmd.execmd /c at 6:17:04 PM C:\Windows\Sysinf.bat2⤵PID:2236
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C:\Windows\SysWOW64\at.exeat 6:17:04 PM C:\Windows\Sysinf.bat3⤵PID:824
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C:\Windows\SysWOW64\cmd.execmd /c at 6:20:04 PM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:3688 -
C:\Windows\SysWOW64\at.exeat 6:20:04 PM C:\Windows\Sysinf.bat3⤵PID:5044
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:3952
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵
- Suspicious use of WriteProcessMemory
PID:2988 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:1708
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵
- Suspicious use of WriteProcessMemory
PID:4140 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:3136
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵
- Suspicious use of WriteProcessMemory
PID:2444 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:3436
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵
- Suspicious use of WriteProcessMemory
PID:2808 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:2056
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:1400 -
C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled2⤵
- Launches sc.exe
PID:4828 -
C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled2⤵
- Launches sc.exe
PID:4716 -
C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:3380 -
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:2896 -
C:\Windows\SysWOW64\reg.exeC:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f2⤵PID:4476
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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:900
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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:2240 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat3⤵PID:4992
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y3⤵PID:1716
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y4⤵PID:1812
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C:\Windows\SysWOW64\At.exeAt.exe 6:18:11 PM C:\Windows\Help\HelpCat.exe3⤵PID:4160
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C:\Windows\SysWOW64\cmd.execmd /c at 6:20:14 PM C:\Windows\Sysinf.bat3⤵PID:3928
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C:\Windows\SysWOW64\at.exeat 6:20:14 PM C:\Windows\Sysinf.bat4⤵PID:4316
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C:\Windows\SysWOW64\cmd.execmd /c at 6:17:14 PM C:\Windows\Sysinf.bat3⤵PID:4864
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C:\Windows\SysWOW64\at.exeat 6:17:14 PM C:\Windows\Sysinf.bat4⤵PID:224
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y3⤵PID:1564
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y4⤵PID:2152
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y3⤵PID:4084
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y4⤵PID:3692
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y3⤵PID:3584
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y4⤵PID:1980
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y3⤵PID:3488
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y4⤵PID:3416
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:1292 -
C:\Windows\SysWOW64\net.exenet.exe stop srservice /y3⤵PID:3516
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y4⤵PID:3380
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled3⤵
- Launches sc.exe
PID:4308 -
C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled3⤵
- Launches sc.exe
PID:5048 -
C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:3864 -
C:\Windows\SysWOW64\reg.exeC:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f3⤵PID:4200
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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:4140
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:2824
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2872 -
C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2936
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:5108
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:4908 -
C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:3964
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:3780
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:1392 -
C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:3580
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:4168
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:4592 -
C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:1360
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:3796
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2192 -
C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2820
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵PID:408
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:396
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵PID:4580
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:4188
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵PID:4076
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:3528
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵PID:3892
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:2104
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵PID:4328
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:4464
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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
507KB
MD53491ee3d86952dca3af7218daebabeb6
SHA1771d4bded2a2217600e1bc3aecb5d52babd0e897
SHA25681eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52
SHA512f03c3ef0934d9773a8c0c22fadbca1a1a6b90ecef297d4c31da68dd6f275df064b0bc5a72b444ed63fa08500e7ff3855082fd6ef06a6f4762ba6c2543fbf5a9c
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Filesize
2KB
MD5e7d7ec66bd61fac3843c98650b0c68f6
SHA1a15ae06e1be51038863650746368a71024539bac
SHA2566475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8
SHA512ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6
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Filesize
507KB
MD53491ee3d86952dca3af7218daebabeb6
SHA1771d4bded2a2217600e1bc3aecb5d52babd0e897
SHA25681eb4b1257833f003ae639a60cabc2abd055f760831c90ef91cf2d2e6af32f52
SHA512f03c3ef0934d9773a8c0c22fadbca1a1a6b90ecef297d4c31da68dd6f275df064b0bc5a72b444ed63fa08500e7ff3855082fd6ef06a6f4762ba6c2543fbf5a9c