af82aa0ff11abff5984aa2b9eb54db1624156d352740980404923be70efb8532

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/12/2023, 22:56

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General

Target

0647b741702f84268062480c89b04385.exe
Size

510KB
MD5

0647b741702f84268062480c89b04385
SHA1

b01568db3e6978ff3978f8004108c826565f0ffb
SHA256

af82aa0ff11abff5984aa2b9eb54db1624156d352740980404923be70efb8532
SHA512

f02d5e1a0fa9d975d867c7989f6a5b3614d3e2670e2630ed88252f08dedc3f3b11ed3ab041a29f05a4db1d5fa24796b94b69ad0c17a636a5daf24a4618d37b89
SSDEEP

6144:UZfec9EbXDk6RkdK3uHOKnmy+g4g/UOPSe570Szp3be/W:UZWtI6RkNOKUOB03W

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\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.

evasion

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE"	regedit.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE"	regedit.exe

Sets file execution options in registry 2 TTPs 20 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
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\Rfwsrv.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\Rav.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\taskmgr.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RfwMain.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
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\avp.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\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\360Safe.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
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
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\RfwMain.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

Executes dropped EXE 1 IoCs

pid	Process
524	KavUpda.exe

Loads dropped DLL 2 IoCs

pid	Process
2664	0647b741702f84268062480c89b04385.exe
2664	0647b741702f84268062480c89b04385.exe

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

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 created	C:\Windows\SysWOW64\Option.bat	0647b741702f84268062480c89b04385.exe
File opened for modification	C:\Windows\SysWOW64\Option.bat	KavUpda.exe
File opened for modification	C:\Windows\SysWOW64\ExceRes	0647b741702f84268062480c89b04385.exe
File opened for modification	C:\Windows\SysWOW64\Folderdir	0647b741702f84268062480c89b04385.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7zG.exe	0647b741702f84268062480c89b04385.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	0647b741702f84268062480c89b04385.exe
File opened for modification	C:\Program Files\PushAssert.xls	0647b741702f84268062480c89b04385.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	0647b741702f84268062480c89b04385.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	0647b741702f84268062480c89b04385.exe

Drops file in Windows directory 10 IoCs

description	ioc	Process
File created	C:\Windows\Sysinf.bat	0647b741702f84268062480c89b04385.exe
File created	C:\Windows\regedt32.sys	0647b741702f84268062480c89b04385.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	0647b741702f84268062480c89b04385.exe
File opened for modification	C:\Windows\Help\HelpCat.exe	0647b741702f84268062480c89b04385.exe
File opened for modification	C:\Windows\system\KavUpda.exe	KavUpda.exe
File opened for modification	C:\Windows\regedt32.sys	KavUpda.exe
File created	C:\Windows\system\KavUpda.exe	0647b741702f84268062480c89b04385.exe
File created	C:\Windows\Help\HelpCat.exe	0647b741702f84268062480c89b04385.exe

Launches sc.exe 8 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2244	sc.exe
272	sc.exe
2792	sc.exe
2900	sc.exe
1900	sc.exe
1632	sc.exe
1592	sc.exe
1628	sc.exe

Runs net.exe

Runs regedit.exe 1 IoCs

pid	Process
2512	regedit.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	524	KavUpda.exe
Token: SeIncBasePriorityPrivilege	524	KavUpda.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe
Token: 33	2664	0647b741702f84268062480c89b04385.exe
Token: SeIncBasePriorityPrivilege	2664	0647b741702f84268062480c89b04385.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2664	0647b741702f84268062480c89b04385.exe
524	KavUpda.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 3068	2664	0647b741702f84268062480c89b04385.exe	28
PID 2664 wrote to memory of 3068	2664	0647b741702f84268062480c89b04385.exe	28
PID 2664 wrote to memory of 3068	2664	0647b741702f84268062480c89b04385.exe	28
PID 2664 wrote to memory of 3068	2664	0647b741702f84268062480c89b04385.exe	28
PID 2664 wrote to memory of 2848	2664	0647b741702f84268062480c89b04385.exe	31
PID 2664 wrote to memory of 2848	2664	0647b741702f84268062480c89b04385.exe	31
PID 2664 wrote to memory of 2848	2664	0647b741702f84268062480c89b04385.exe	31
PID 2664 wrote to memory of 2848	2664	0647b741702f84268062480c89b04385.exe	31
PID 2848 wrote to memory of 2736	2848	net.exe	32
PID 2848 wrote to memory of 2736	2848	net.exe	32
PID 2848 wrote to memory of 2736	2848	net.exe	32
PID 2848 wrote to memory of 2736	2848	net.exe	32
PID 2664 wrote to memory of 2704	2664	0647b741702f84268062480c89b04385.exe	33
PID 2664 wrote to memory of 2704	2664	0647b741702f84268062480c89b04385.exe	33
PID 2664 wrote to memory of 2704	2664	0647b741702f84268062480c89b04385.exe	33
PID 2664 wrote to memory of 2704	2664	0647b741702f84268062480c89b04385.exe	33
PID 2664 wrote to memory of 2620	2664	0647b741702f84268062480c89b04385.exe	34
PID 2664 wrote to memory of 2620	2664	0647b741702f84268062480c89b04385.exe	34
PID 2664 wrote to memory of 2620	2664	0647b741702f84268062480c89b04385.exe	34
PID 2664 wrote to memory of 2620	2664	0647b741702f84268062480c89b04385.exe	34
PID 2664 wrote to memory of 2612	2664	0647b741702f84268062480c89b04385.exe	36
PID 2664 wrote to memory of 2612	2664	0647b741702f84268062480c89b04385.exe	36
PID 2664 wrote to memory of 2612	2664	0647b741702f84268062480c89b04385.exe	36
PID 2664 wrote to memory of 2612	2664	0647b741702f84268062480c89b04385.exe	36
PID 2664 wrote to memory of 2724	2664	0647b741702f84268062480c89b04385.exe	38
PID 2664 wrote to memory of 2724	2664	0647b741702f84268062480c89b04385.exe	38
PID 2664 wrote to memory of 2724	2664	0647b741702f84268062480c89b04385.exe	38
PID 2664 wrote to memory of 2724	2664	0647b741702f84268062480c89b04385.exe	38
PID 2664 wrote to memory of 2756	2664	0647b741702f84268062480c89b04385.exe	42
PID 2664 wrote to memory of 2756	2664	0647b741702f84268062480c89b04385.exe	42
PID 2664 wrote to memory of 2756	2664	0647b741702f84268062480c89b04385.exe	42
PID 2664 wrote to memory of 2756	2664	0647b741702f84268062480c89b04385.exe	42
PID 2664 wrote to memory of 2616	2664	0647b741702f84268062480c89b04385.exe	43
PID 2664 wrote to memory of 2616	2664	0647b741702f84268062480c89b04385.exe	43
PID 2664 wrote to memory of 2616	2664	0647b741702f84268062480c89b04385.exe	43
PID 2664 wrote to memory of 2616	2664	0647b741702f84268062480c89b04385.exe	43
PID 2756 wrote to memory of 2216	2756	net.exe	45
PID 2756 wrote to memory of 2216	2756	net.exe	45
PID 2756 wrote to memory of 2216	2756	net.exe	45
PID 2756 wrote to memory of 2216	2756	net.exe	45
PID 2612 wrote to memory of 2400	2612	cmd.exe	50
PID 2612 wrote to memory of 2400	2612	cmd.exe	50
PID 2612 wrote to memory of 2400	2612	cmd.exe	50
PID 2612 wrote to memory of 2400	2612	cmd.exe	50
PID 2664 wrote to memory of 2124	2664	0647b741702f84268062480c89b04385.exe	48
PID 2664 wrote to memory of 2124	2664	0647b741702f84268062480c89b04385.exe	48
PID 2664 wrote to memory of 2124	2664	0647b741702f84268062480c89b04385.exe	48
PID 2664 wrote to memory of 2124	2664	0647b741702f84268062480c89b04385.exe	48
PID 2724 wrote to memory of 3004	2724	net.exe	47
PID 2724 wrote to memory of 3004	2724	net.exe	47
PID 2724 wrote to memory of 3004	2724	net.exe	47
PID 2724 wrote to memory of 3004	2724	net.exe	47
PID 2620 wrote to memory of 2204	2620	cmd.exe	46
PID 2620 wrote to memory of 2204	2620	cmd.exe	46
PID 2620 wrote to memory of 2204	2620	cmd.exe	46
PID 2620 wrote to memory of 2204	2620	cmd.exe	46
PID 2616 wrote to memory of 2300	2616	net.exe	49
PID 2616 wrote to memory of 2300	2616	net.exe	49
PID 2616 wrote to memory of 2300	2616	net.exe	49
PID 2616 wrote to memory of 2300	2616	net.exe	49
PID 2124 wrote to memory of 1436	2124	net.exe	53
PID 2124 wrote to memory of 1436	2124	net.exe	53
PID 2124 wrote to memory of 1436	2124	net.exe	53
PID 2124 wrote to memory of 1436	2124	net.exe	53

Views/modifies file attributes 1 TTPs 16 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
3012	attrib.exe
2120	attrib.exe
1124	attrib.exe
1436	attrib.exe
884	attrib.exe
268	attrib.exe
1460	attrib.exe
268	attrib.exe
1168	attrib.exe
1456	attrib.exe
2136	attrib.exe
1640	attrib.exe
2208	attrib.exe
3052	attrib.exe
1588	attrib.exe
2912	attrib.exe

C:\Users\Admin\AppData\Local\Temp\0647b741702f84268062480c89b04385.exe
"C:\Users\Admin\AppData\Local\Temp\0647b741702f84268062480c89b04385.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:2664
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\Option.bat
  2⤵
  PID:3068
- C:\Windows\SysWOW64\net.exe
  net.exe start schedule /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start schedule /y
    3⤵
    PID:2736
- C:\Windows\SysWOW64\At.exe
  At.exe 12:49:53 PM C:\Windows\Help\HelpCat.exe
  2⤵
  PID:2704
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 12:48:55 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2620
- - C:\Windows\SysWOW64\at.exe
    at 12:48:55 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2204
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 12:51:55 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2612
- - C:\Windows\SysWOW64\at.exe
    at 12:51:55 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2400
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:3004
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:2216
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:2300
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:1436
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:2564
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:2652
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:2792
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config SharedAccess start= disabled
  2⤵
  - Launches sc.exe
  PID:2900
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:1900
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:1632
- C:\Windows\SysWOW64\regedit.exe
  regedit.exe /s C:\Windows\regedt32.sys
  2⤵
  - Modifies visibility of file extensions in Explorer
  - Blocks application from running via registry modification
  - Sets file execution options in registry
  - Runs regedit.exe
  PID:2512
- C:\Windows\SysWOW64\reg.exe
  C:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f
  2⤵
  PID:1092
- C:\Windows\SysWOW64\reg.exe
  C:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Network\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f
  2⤵
  PID:1388
- C:\Windows\system\KavUpda.exe
  C:\Windows\system\KavUpda.exe
  2⤵
  - 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:524
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Windows\system32\Option.bat
    3⤵
    PID:1468
- - C:\Windows\SysWOW64\net.exe
    net.exe start schedule /y
    3⤵
    PID:1452
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start schedule /y
      4⤵
      PID:2292
- - C:\Windows\SysWOW64\At.exe
    At.exe 12:49:58 PM C:\Windows\Help\HelpCat.exe
    3⤵
    PID:1372
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 12:49:00 PM C:\Windows\Sysinf.bat
    3⤵
    PID:860
  - - C:\Windows\SysWOW64\at.exe
      at 12:49:00 PM C:\Windows\Sysinf.bat
      4⤵
      PID:812
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 12:52:00 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1216
  - - C:\Windows\SysWOW64\at.exe
      at 12:52:00 PM C:\Windows\Sysinf.bat
      4⤵
      PID:1232
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wscsvc /y
    3⤵
    PID:2076
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wscsvc /y
      4⤵
      PID:2008
- - C:\Windows\SysWOW64\net.exe
    net.exe stop sharedaccess /y
    3⤵
    PID:2024
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess /y
      4⤵
      PID:432
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wuauserv /y
    3⤵
    PID:2056
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wuauserv /y
      4⤵
      PID:344
- - C:\Windows\SysWOW64\net.exe
    net.exe stop srservice /y
    3⤵
    PID:1888
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop srservice /y
      4⤵
      PID:1288
- - C:\Windows\SysWOW64\net.exe
    net.exe stop 360timeprot /y
    3⤵
    PID:2464
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop 360timeprot /y
      4⤵
      PID:312
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:1592
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config SharedAccess start= disabled
    3⤵
    - Launches sc.exe
    PID:1628
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config wscsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:2244
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:272
- - C:\Windows\SysWOW64\reg.exe
    C:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f
    3⤵
    PID:1700
- - C:\Windows\SysWOW64\reg.exe
    C:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Network\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f
    3⤵
    PID:1096
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2360
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:884
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2936
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1616
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2136
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1648
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1752
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:3012
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:3004
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2564
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1640
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1196
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1932
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:268
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1740
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2620
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1460
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:732
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1552
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2260
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2208
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2956
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2120
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:756
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:760
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1124
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:696
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:556
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:3052
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2980
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2064
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1588
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2420
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2832
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1168
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2824
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2700
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1436
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:3048
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2560
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2912
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1744
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2400
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:268
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2612
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1864
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1456
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2852
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  PID:2092
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:2336
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  PID:2764
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:2436
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  PID:2380
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:744
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:1732
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:1820
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:1880
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:2032

C:\Windows\system32\taskeng.exe
taskeng.exe {A944947E-30AF-4916-A08E-F74058D0D279} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
PID:2304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Replication Through Removable Media

T1091

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\Option.bat

Filesize
82B

MD5
3f7fbd2eb34892646e93fd5e6e343512

SHA1
265ac1061b54f62350fb7a5f57e566454d013a66

SHA256
e75e8d9bfc7a2876d908305186c3656e9de2a4af7f6927ccc6d8c812645abbc7

SHA512
53d40eb2f05a23464fbf06193868e7cb30cf0df3da53586a75123fb2c37b29cdddda287ce134809d16a559d87fb20aee0e8add22d396fcb7a55f9a753739b140

Download Submit
C:\Windows\Sysinf.bat

Filesize
460B

MD5
7db3d565d6ddbe65a8b0e093910e7dcd

SHA1
d4804e6180c6e74ba79d3343f2f2ccb15e502f12

SHA256
a2778cb87fd88c7508ffd506a8ff8d58d0ffc02156f846956e5e99c6cb3d2f3f

SHA512
0b3d1d0f44feba9dd78903ff77fdeaea834d930990a86641fb2e4ce04da280d33f6bee0ae0b1320e4070cbe20824062e45b52e5cad797c5985d8e31dce1ef82b

Download Submit
C:\Windows\regedt32.sys

Filesize
2KB

MD5
e7d7ec66bd61fac3843c98650b0c68f6

SHA1
a15ae06e1be51038863650746368a71024539bac

SHA256
6475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8

SHA512
ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6

Download Submit
C:\Windows\system\KavUpda.exe

Filesize
510KB

MD5
0647b741702f84268062480c89b04385

SHA1
b01568db3e6978ff3978f8004108c826565f0ffb

SHA256
af82aa0ff11abff5984aa2b9eb54db1624156d352740980404923be70efb8532

SHA512
f02d5e1a0fa9d975d867c7989f6a5b3614d3e2670e2630ed88252f08dedc3f3b11ed3ab041a29f05a4db1d5fa24796b94b69ad0c17a636a5daf24a4618d37b89

Download Submit
F:\Autorun.inf

Filesize
237B

MD5
94bcd02c5afd5918b4446345e7a5ded9

SHA1
79839238e84be225132e1382fae6333dfc4906a1

SHA256
5d9f41e4f886926dae2ed8a57807708110d3c6964ab462be21462bff0088d9a1

SHA512
149f6bd49fc3b62fa5f41666bfb3a58060514eec1b61c6aa1ac4c75417c840b028e701eb5533460eb00e2fee8543379564bc47d7477264771d81b99a0caab500

Download Submit
memory/2664-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads