Analysis
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max time kernel
190s -
max time network
188s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 21:33
Behavioral task
behavioral1
Sample
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe
Resource
win10v2004-20221111-en
General
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Target
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe
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Size
429KB
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MD5
24429ba7391dfb9ef44dba198357a27c
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SHA1
0043b89fe2f1ac36f2ac46d9bc23e450d389d041
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SHA256
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd
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SHA512
4c653019173f45215b32ccc44a547d9c0eef01eeb3e4b0c276989381c0a8f961694d23eddf341bbf20c91fae8b519eb82101496162b697909d4495ec2cb071b9
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SSDEEP
6144:5uHONl+lXDZJfLufs73dOk0XDpNjNOpys85rG1VVE+Ih/UOPSe570Szp3irG1VVY:gONeZJys73dOvXDpNjNe8NupOB0JuIqa
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 (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\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\9 = "Rav.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\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\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\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\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\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\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\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\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\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\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\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\14 = "KAV32.EXE" regedit.exe -
Executes dropped EXE 1 IoCs
Processes:
KavUpda.exepid process 4864 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\RfwMain.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rav.exe regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.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\taskmgr.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\Rfwsrv.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe 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 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\regedit.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.exe\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVStart.EXE\Debugger = "D:\\RECYCLER\\????8.exe" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rfwsrv.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.exe regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe regedit.exe -
Processes:
resource yara_rule behavioral2/memory/5088-134-0x0000000000400000-0x0000000000440000-memory.dmp upx C:\Windows\System\KavUpda.exe upx C:\Windows\system\KavUpda.exe upx behavioral2/memory/4864-171-0x0000000000400000-0x0000000000440000-memory.dmp upx behavioral2/memory/4864-205-0x0000000000400000-0x0000000000440000-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 3 IoCs
Processes:
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exeKavUpda.exedescription ioc process File created C:\Windows\SysWOW64\Option.bat a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File opened for modification C:\Windows\SysWOW64\Option.bat KavUpda.exe File opened for modification C:\Windows\SysWOW64\ExceRes a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe -
Drops file in Program Files directory 5 IoCs
Processes:
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exedescription ioc process File opened for modification C:\Program Files\7-Zip\7zFM.exe a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File opened for modification C:\Program Files\7-Zip\7zG.exe a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File opened for modification C:\Program Files\ShowGrant.xls a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File opened for modification C:\Program Files\7-Zip\7z.exe a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe -
Drops file in Windows directory 10 IoCs
Processes:
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exeKavUpda.exedescription ioc process File created C:\Windows\system\KavUpda.exe a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File created C:\Windows\Help\HelpCat.exe a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File opened for modification C:\Windows\Help\HelpCat.exe a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File created C:\Windows\regedt32.sys a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File opened for modification C:\Windows\system\KavUpda.exe KavUpda.exe File opened for modification C:\Windows\Sysinf.bat KavUpda.exe File created C:\Windows\regedt32.sys KavUpda.exe File opened for modification C:\Windows\system\KavUpda.exe a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File created C:\Windows\Sysinf.bat a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe File opened for modification 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 4304 sc.exe 3360 sc.exe 1708 sc.exe 1808 sc.exe 4732 sc.exe 3988 sc.exe 2696 sc.exe 3620 sc.exe -
Runs net.exe
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Runs regedit.exe 1 IoCs
Processes:
regedit.exepid process 4240 regedit.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
KavUpda.exea91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exedescription pid process Token: 33 4864 KavUpda.exe Token: SeIncBasePriorityPrivilege 4864 KavUpda.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 4864 KavUpda.exe Token: SeIncBasePriorityPrivilege 4864 KavUpda.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: 33 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe Token: SeIncBasePriorityPrivilege 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exeKavUpda.exepid process 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe 4864 KavUpda.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exenet.exenet.exenet.exenet.exenet.execmd.exenet.exedescription pid process target process PID 5088 wrote to memory of 3268 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 3268 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 3268 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 536 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 536 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 536 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 536 wrote to memory of 204 536 net.exe net1.exe PID 536 wrote to memory of 204 536 net.exe net1.exe PID 536 wrote to memory of 204 536 net.exe net1.exe PID 5088 wrote to memory of 4972 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe At.exe PID 5088 wrote to memory of 4972 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe At.exe PID 5088 wrote to memory of 4972 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe At.exe PID 5088 wrote to memory of 1632 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 1632 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 1632 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 3852 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 3852 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 3852 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe cmd.exe PID 5088 wrote to memory of 4464 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 4464 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 4464 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 4692 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 4692 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 4692 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 3624 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 3624 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 3624 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 1340 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 1340 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 1340 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 1648 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 1648 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 5088 wrote to memory of 1648 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe net.exe PID 4692 wrote to memory of 2164 4692 net.exe net1.exe PID 4692 wrote to memory of 2164 4692 net.exe net1.exe PID 4692 wrote to memory of 2164 4692 net.exe net1.exe PID 5088 wrote to memory of 3620 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 3620 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 3620 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 4304 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 4304 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 4304 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 4464 wrote to memory of 1356 4464 net.exe net1.exe PID 4464 wrote to memory of 1356 4464 net.exe net1.exe PID 4464 wrote to memory of 1356 4464 net.exe net1.exe PID 5088 wrote to memory of 3360 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 3360 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 3360 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 3624 wrote to memory of 3640 3624 net.exe net1.exe PID 3624 wrote to memory of 3640 3624 net.exe net1.exe PID 3624 wrote to memory of 3640 3624 net.exe net1.exe PID 5088 wrote to memory of 1708 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 1708 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 5088 wrote to memory of 1708 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe sc.exe PID 1340 wrote to memory of 3064 1340 net.exe net1.exe PID 1340 wrote to memory of 3064 1340 net.exe net1.exe PID 1340 wrote to memory of 3064 1340 net.exe net1.exe PID 3852 wrote to memory of 4244 3852 cmd.exe at.exe PID 3852 wrote to memory of 4244 3852 cmd.exe at.exe PID 3852 wrote to memory of 4244 3852 cmd.exe at.exe PID 5088 wrote to memory of 4240 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe regedit.exe PID 5088 wrote to memory of 4240 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe regedit.exe PID 5088 wrote to memory of 4240 5088 a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe regedit.exe PID 1648 wrote to memory of 3736 1648 net.exe net1.exe -
Views/modifies file attributes 1 TTPs 5 IoCs
Processes:
attrib.exeattrib.exeattrib.exeattrib.exeattrib.exepid process 3916 attrib.exe 2408 attrib.exe 3132 attrib.exe 740 attrib.exe 4308 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.exe"C:\Users\Admin\AppData\Local\Temp\a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd.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:5088 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat2⤵PID:3268
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y2⤵
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y3⤵PID:204
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C:\Windows\SysWOW64\At.exeAt.exe 1:48:34 AM C:\Windows\Help\HelpCat.exe2⤵PID:4972
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C:\Windows\SysWOW64\cmd.execmd /c at 1:47:36 AM C:\Windows\Sysinf.bat2⤵PID:1632
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C:\Windows\SysWOW64\at.exeat 1:47:36 AM C:\Windows\Sysinf.bat3⤵PID:2160
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C:\Windows\SysWOW64\cmd.execmd /c at 1:50:36 AM C:\Windows\Sysinf.bat2⤵
- Suspicious use of WriteProcessMemory
PID:3852 -
C:\Windows\SysWOW64\at.exeat 1:50:36 AM C:\Windows\Sysinf.bat3⤵PID:4244
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:1356
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵
- Suspicious use of WriteProcessMemory
PID:4692 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:2164
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵
- Suspicious use of WriteProcessMemory
PID:3624 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:3640
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:3064
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:3736
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:3620
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled2⤵
- Launches sc.exe
PID:4304
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled2⤵
- Launches sc.exe
PID:3360
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled2⤵
- Launches sc.exe
PID:1708
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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:4240
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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:2076
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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:4344
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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:4864 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat3⤵PID:788
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C:\Windows\SysWOW64\net.exenet.exe start schedule /y3⤵PID:4904
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start schedule /y4⤵PID:1968
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C:\Windows\SysWOW64\At.exeAt.exe 1:48:39 AM C:\Windows\Help\HelpCat.exe3⤵PID:856
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C:\Windows\SysWOW64\cmd.execmd /c at 1:47:41 AM C:\Windows\Sysinf.bat3⤵PID:4776
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C:\Windows\SysWOW64\at.exeat 1:47:41 AM C:\Windows\Sysinf.bat4⤵PID:3796
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C:\Windows\SysWOW64\cmd.execmd /c at 1:50:41 AM C:\Windows\Sysinf.bat3⤵PID:1448
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C:\Windows\SysWOW64\at.exeat 1:50:41 AM C:\Windows\Sysinf.bat4⤵PID:3552
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y3⤵PID:4680
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y4⤵PID:3224
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y3⤵PID:4564
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y4⤵PID:3816
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y3⤵PID:4196
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y4⤵PID:4456
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:1808
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config SharedAccess start= disabled3⤵
- Launches sc.exe
PID:4732
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y3⤵PID:632
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y4⤵PID:1520
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y3⤵PID:4528
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y4⤵PID:1916
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config srservice start= disabled3⤵
- Launches sc.exe
PID:3988
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C:\Windows\SysWOW64\sc.exeC:\Windows\system32\sc.exe config wscsvc start= disabled3⤵
- Launches sc.exe
PID:2696
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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:2368
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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:3644
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:3060
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:3916
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:3360
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:4240
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:2408
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:4580
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:4668
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:3132
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:1224
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:2368
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:4544
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:740
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C:\Windows\SysWOW64\cmd.execmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d3⤵PID:204
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C:\Windows\SysWOW64\attrib.exeattrib -s -h -r C:\Autorun.inf\*.* /s /d4⤵
- Views/modifies file attributes
PID:4308
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C:\Windows\SysWOW64\cmd.execmd /c rmdir C:\Autorun.inf /s /q3⤵PID:1616
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C:\Windows\SysWOW64\net.exenet.exe stop wscsvc /y2⤵PID:5116
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wscsvc /y3⤵PID:1492
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C:\Windows\SysWOW64\net.exenet.exe stop sharedaccess /y2⤵PID:4768
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sharedaccess /y3⤵PID:4496
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C:\Windows\SysWOW64\net.exenet.exe stop srservice /y2⤵PID:1404
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop srservice /y3⤵PID:3160
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C:\Windows\SysWOW64\net.exenet.exe stop wuauserv /y2⤵PID:2864
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv /y3⤵PID:1336
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C:\Windows\SysWOW64\net.exenet.exe stop 360timeprot /y2⤵PID:4760
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop 360timeprot /y3⤵PID:3220
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
429KB
MD524429ba7391dfb9ef44dba198357a27c
SHA10043b89fe2f1ac36f2ac46d9bc23e450d389d041
SHA256a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd
SHA5124c653019173f45215b32ccc44a547d9c0eef01eeb3e4b0c276989381c0a8f961694d23eddf341bbf20c91fae8b519eb82101496162b697909d4495ec2cb071b9
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Filesize
2KB
MD5e7d7ec66bd61fac3843c98650b0c68f6
SHA1a15ae06e1be51038863650746368a71024539bac
SHA2566475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8
SHA512ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6
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Filesize
429KB
MD524429ba7391dfb9ef44dba198357a27c
SHA10043b89fe2f1ac36f2ac46d9bc23e450d389d041
SHA256a91d6d39389eb6374d3ef4384b496894b1e277bb4175d85b500d31366ac42ffd
SHA5124c653019173f45215b32ccc44a547d9c0eef01eeb3e4b0c276989381c0a8f961694d23eddf341bbf20c91fae8b519eb82101496162b697909d4495ec2cb071b9