08b4d837ff8212345f93a5da048961a7e613c61cfd3ad0777e2253bccf40d04c

Analysis

max time kernel
182s
max time network
143s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01/01/2024, 19:45

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General

Target

22ec99d29a818bd50fbb4e45b97f59c0.exe
Size

2.3MB
MD5

22ec99d29a818bd50fbb4e45b97f59c0
SHA1

fb0651d171904a5bad5289be026c78b626143b10
SHA256

08b4d837ff8212345f93a5da048961a7e613c61cfd3ad0777e2253bccf40d04c
SHA512

409a393c44244f96c92bc1ea2d571c8810b6648a4ecfb0a4c969397314412b3b06b9e502fe473a677b2ff6e9904a181fec742386a7a9321ae81db61a6c43da53
SSDEEP

49152:bDerQZbd2derQZbd2derQZbd2derQZbd2bG:OrQZ7rQZ7rQZ7rQZx

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-1-5-21-3308111660-3636268597-2291490419-1000\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
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe"	regedit.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.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\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
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\Rav.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rfwsrv.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rav.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\taskmgr.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\RavMoD.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.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

Executes dropped EXE 2 IoCs

pid	Process
2068	KavUpda.exe
2468	22ec99d29a818bd50fbb4e45b97f59c0~4.exe

Loads dropped DLL 4 IoCs

pid	Process
2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
2956	22ec99d29a818bd50fbb4e45b97f59c0.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 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Option.bat	KavUpda.exe
File opened for modification	C:\Windows\SysWOW64\WordRes	22ec99d29a818bd50fbb4e45b97f59c0.exe
File created	C:\Windows\SysWOW64\Option.bat	22ec99d29a818bd50fbb4e45b97f59c0.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	22ec99d29a818bd50fbb4e45b97f59c0.exe
File opened for modification	C:\Program Files\PublishLimit.doc	22ec99d29a818bd50fbb4e45b97f59c0.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	22ec99d29a818bd50fbb4e45b97f59c0.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	22ec99d29a818bd50fbb4e45b97f59c0.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	22ec99d29a818bd50fbb4e45b97f59c0.exe

Drops file in Windows directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Help\HelpCat.exe	22ec99d29a818bd50fbb4e45b97f59c0.exe
File opened for modification	C:\Windows\Sysinf.bat	KavUpda.exe
File opened for modification	C:\Windows\regedt32.sys	KavUpda.exe
File created	C:\Windows\regedt32.sys	KavUpda.exe
File opened for modification	C:\Windows\system\KavUpda.exe	22ec99d29a818bd50fbb4e45b97f59c0.exe
File created	C:\Windows\Help\HelpCat.exe	22ec99d29a818bd50fbb4e45b97f59c0.exe
File created	C:\Windows\Sysinf.bat	22ec99d29a818bd50fbb4e45b97f59c0.exe
File created	C:\Windows\regedt32.sys	22ec99d29a818bd50fbb4e45b97f59c0.exe
File opened for modification	C:\Windows\system\KavUpda.exe	KavUpda.exe

Launches sc.exe 8 IoCs

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

pid	Process
868	sc.exe
2436	sc.exe
3000	sc.exe
3064	sc.exe
1788	sc.exe
2736	sc.exe
2780	sc.exe
2864	sc.exe

Runs net.exe

Runs regedit.exe 1 IoCs

pid	Process
2944	regedit.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: 33	2068	KavUpda.exe
Token: SeIncBasePriorityPrivilege	2068	KavUpda.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: 33	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
Token: SeIncBasePriorityPrivilege	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2956	22ec99d29a818bd50fbb4e45b97f59c0.exe
2068	KavUpda.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2556	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	29
PID 2956 wrote to memory of 2556	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	29
PID 2956 wrote to memory of 2556	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	29
PID 2956 wrote to memory of 2556	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	29
PID 2956 wrote to memory of 2680	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	31
PID 2956 wrote to memory of 2680	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	31
PID 2956 wrote to memory of 2680	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	31
PID 2956 wrote to memory of 2680	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	31
PID 2680 wrote to memory of 2836	2680	net.exe	33
PID 2680 wrote to memory of 2836	2680	net.exe	33
PID 2680 wrote to memory of 2836	2680	net.exe	33
PID 2680 wrote to memory of 2836	2680	net.exe	33
PID 2956 wrote to memory of 664	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	34
PID 2956 wrote to memory of 664	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	34
PID 2956 wrote to memory of 664	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	34
PID 2956 wrote to memory of 664	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	34
PID 2956 wrote to memory of 440	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	36
PID 2956 wrote to memory of 440	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	36
PID 2956 wrote to memory of 440	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	36
PID 2956 wrote to memory of 440	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	36
PID 2956 wrote to memory of 1324	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	37
PID 2956 wrote to memory of 1324	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	37
PID 2956 wrote to memory of 1324	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	37
PID 2956 wrote to memory of 1324	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	37
PID 2956 wrote to memory of 1484	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	44
PID 2956 wrote to memory of 1484	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	44
PID 2956 wrote to memory of 1484	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	44
PID 2956 wrote to memory of 1484	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	44
PID 2956 wrote to memory of 1472	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	43
PID 2956 wrote to memory of 1472	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	43
PID 2956 wrote to memory of 1472	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	43
PID 2956 wrote to memory of 1472	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	43
PID 2956 wrote to memory of 2984	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	39
PID 2956 wrote to memory of 2984	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	39
PID 2956 wrote to memory of 2984	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	39
PID 2956 wrote to memory of 2984	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	39
PID 2956 wrote to memory of 2140	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	50
PID 2956 wrote to memory of 2140	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	50
PID 2956 wrote to memory of 2140	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	50
PID 2956 wrote to memory of 2140	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	50
PID 2956 wrote to memory of 2376	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	46
PID 2956 wrote to memory of 2376	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	46
PID 2956 wrote to memory of 2376	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	46
PID 2956 wrote to memory of 2376	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	46
PID 2376 wrote to memory of 1176	2376	net.exe	57
PID 2376 wrote to memory of 1176	2376	net.exe	57
PID 2376 wrote to memory of 1176	2376	net.exe	57
PID 2376 wrote to memory of 1176	2376	net.exe	57
PID 1484 wrote to memory of 2364	1484	net.exe	52
PID 1484 wrote to memory of 2364	1484	net.exe	52
PID 1484 wrote to memory of 2364	1484	net.exe	52
PID 1484 wrote to memory of 2364	1484	net.exe	52
PID 2984 wrote to memory of 1212	2984	net.exe	56
PID 2984 wrote to memory of 1212	2984	net.exe	56
PID 2984 wrote to memory of 1212	2984	net.exe	56
PID 2984 wrote to memory of 1212	2984	net.exe	56
PID 2956 wrote to memory of 2736	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	48
PID 2956 wrote to memory of 2736	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	48
PID 2956 wrote to memory of 2736	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	48
PID 2956 wrote to memory of 2736	2956	22ec99d29a818bd50fbb4e45b97f59c0.exe	48
PID 2140 wrote to memory of 2164	2140	net.exe	53
PID 2140 wrote to memory of 2164	2140	net.exe	53
PID 2140 wrote to memory of 2164	2140	net.exe	53
PID 2140 wrote to memory of 2164	2140	net.exe	53

Views/modifies file attributes 1 TTPs 12 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2244	attrib.exe
624	attrib.exe
2880	attrib.exe
1796	attrib.exe
2988	attrib.exe
1940	attrib.exe
1756	attrib.exe
2344	attrib.exe
1076	attrib.exe
1560	attrib.exe
2972	attrib.exe
2772	attrib.exe

C:\Users\Admin\AppData\Local\Temp\22ec99d29a818bd50fbb4e45b97f59c0.exe
"C:\Users\Admin\AppData\Local\Temp\22ec99d29a818bd50fbb4e45b97f59c0.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:2956
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\Option.bat
  2⤵
  PID:2556
- C:\Windows\SysWOW64\net.exe
  net.exe start schedule /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start schedule /y
    3⤵
    PID:2836
- C:\Windows\SysWOW64\At.exe
  At.exe 7:52:48 PM C:\Windows\Help\HelpCat.exe
  2⤵
  PID:664
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 7:51:50 PM C:\Windows\Sysinf.bat
  2⤵
  PID:440
- - C:\Windows\SysWOW64\at.exe
    at 7:51:50 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1540
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 7:54:50 PM C:\Windows\Sysinf.bat
  2⤵
  PID:1324
- - C:\Windows\SysWOW64\at.exe
    at 7:54:50 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2028
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:1212
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  PID:1472
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:2924
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:2364
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:1176
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:2736
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:2164
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config SharedAccess start= disabled
  2⤵
  - Launches sc.exe
  PID:2780
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:2864
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:868
- 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:2944
- 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:2008
- 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:2000
- 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:2068
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Windows\system32\Option.bat
    3⤵
    PID:1868
- - C:\Windows\SysWOW64\net.exe
    net.exe start schedule /y
    3⤵
    PID:1636
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start schedule /y
      4⤵
      PID:1588
- - C:\Windows\SysWOW64\At.exe
    At.exe 7:53:12 PM C:\Windows\Help\HelpCat.exe
    3⤵
    PID:2056
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 7:52:14 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1684
  - - C:\Windows\SysWOW64\at.exe
      at 7:52:14 PM C:\Windows\Sysinf.bat
      4⤵
      PID:1624
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 7:55:14 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1736
  - - C:\Windows\SysWOW64\at.exe
      at 7:55:14 PM C:\Windows\Sysinf.bat
      4⤵
      PID:2500
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wscsvc /y
    3⤵
    PID:1284
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wscsvc /y
      4⤵
      PID:2992
- - C:\Windows\SysWOW64\net.exe
    net.exe stop sharedaccess /y
    3⤵
    PID:640
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess /y
      4⤵
      PID:1640
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wuauserv /y
    3⤵
    PID:1136
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wuauserv /y
      4⤵
      PID:2308
- - C:\Windows\SysWOW64\net.exe
    net.exe stop srservice /y
    3⤵
    PID:1536
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop srservice /y
      4⤵
      PID:2200
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:2436
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config wscsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:3000
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config SharedAccess start= disabled
    3⤵
    - Launches sc.exe
    PID:3064
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:1788
- - C:\Windows\SysWOW64\net.exe
    net.exe stop 360timeprot /y
    3⤵
    PID:996
- - 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:2180
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1500
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:624
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2380
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2648
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2600
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2880
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2016
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1796
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1988
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1404
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1076
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1728
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1636
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1560
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2064
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:892
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2988
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1620
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:3008
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2972
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2260
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1212
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1940
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2888
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2152
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1756
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2072
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2100
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2344
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1972
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:320
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2772
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1404
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2460
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2244
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:900
- C:\Users\Admin\AppData\Local\Temp\22ec99d29a818bd50fbb4e45b97f59c0~4.exe
  22ec99d29a818bd50fbb4e45b97f59c0~4.exe
  2⤵
  - Executes dropped EXE
  PID:2468
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  PID:1808
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:1444
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  PID:1208
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:2148
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  PID:1596
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:2612
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:2288
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:2680
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:2724
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:1652

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop 360timeprot /y
1⤵
PID:340

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
2.3MB

MD5
b5ec7f9a10579d1dbd65d13ad3e5eef5

SHA1
050295451eec711eef83634d3daa11b99d6fb82c

SHA256
120016a35eed5d0c61165101144343f11ece183e081409a4605440189859259f

SHA512
fc213f306a69c886550b4073644022ff124e4f6efdf4ea1b36be8cdcb8106e3983957812d9979cd34ef783ed07a1c7cb2de1d03ff577079c72eec006ca89e568

Download Submit
F:\Autorun.inf

Filesize
237B

MD5
94bcd02c5afd5918b4446345e7a5ded9

SHA1
79839238e84be225132e1382fae6333dfc4906a1

SHA256
5d9f41e4f886926dae2ed8a57807708110d3c6964ab462be21462bff0088d9a1

SHA512
149f6bd49fc3b62fa5f41666bfb3a58060514eec1b61c6aa1ac4c75417c840b028e701eb5533460eb00e2fee8543379564bc47d7477264771d81b99a0caab500

Download Submit
\Users\Admin\AppData\Local\Temp\22ec99d29a818bd50fbb4e45b97f59c0~4.exe

Filesize
24KB

MD5
9bdf13167fbef8da3a4e9a558b169e5e

SHA1
9093adac07776a7c71b8b795b46a5d9f13f41e95

SHA256
2471e5c2e6479bd322db0abff6a36147a8fa37e9e673bb8e8d0ee5fe2887547c

SHA512
2e5a3b92253b9b04a092ebe36f6572f0eb85a97a6d41a59054918dcf9a6bb0b8aa0c70dff836d6c85d6302c81935383fe3b19c38df54556510dfbd119e6dde88

Download Submit
memory/2956-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads