276f088e104e2b622bc64eca0b5e2536e5224c59fe0ae8e69efdd6ac4c396b76

Analysis

max time kernel
146s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 04:49

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General

Target

559352224fd5d9b10eb3f0fb0e8fd39f.exe
Size

926KB
MD5

559352224fd5d9b10eb3f0fb0e8fd39f
SHA1

287fa02095a4abd1cf99b84ee3aef4533148f812
SHA256

276f088e104e2b622bc64eca0b5e2536e5224c59fe0ae8e69efdd6ac4c396b76
SHA512

eab9e6b38dc6b73c3be42de9af9590ca95a9e5db4ec43b19f8454d52b642382bf3fe2edd34c29767849f52926e105d0e66bdf259c998cc4c20a67802262c5c76
SSDEEP

12288:UZWtI6RkderQZb+md4w1U4upOB0vRqRpIys7bA:UuhaderQZb+md4wm9OAERpObA

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
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\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\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\15 = "KAVStart.EXE"	regedit.exe
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\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\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 (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\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\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\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\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\13 = "KAVPFW.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\KAVStart.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
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
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
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\regedit.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RfwMain.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
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\Rav.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\360Safe.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\Rfwsrv.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\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

Executes dropped EXE 1 IoCs

pid	Process
2848	KavUpda.exe

Loads dropped DLL 2 IoCs

pid	Process
1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
1944	559352224fd5d9b10eb3f0fb0e8fd39f.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\Folderdir	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File created	C:\Windows\SysWOW64\Option.bat	559352224fd5d9b10eb3f0fb0e8fd39f.exe

Drops file in Program Files directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe

Drops file in Windows directory 10 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\KavUpda.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File created	C:\Windows\Sysinf.bat	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Windows\system\KavUpda.exe	KavUpda.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 created	C:\Windows\system\KavUpda.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File created	C:\Windows\Help\HelpCat.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File opened for modification	C:\Windows\Help\HelpCat.exe	559352224fd5d9b10eb3f0fb0e8fd39f.exe
File created	C:\Windows\regedt32.sys	559352224fd5d9b10eb3f0fb0e8fd39f.exe

Launches sc.exe 8 IoCs

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

pid	Process
2372	sc.exe
2324	sc.exe
2892	sc.exe
1956	sc.exe
2092	sc.exe
2980	sc.exe
912	sc.exe
1060	sc.exe

Runs net.exe

Runs regedit.exe 1 IoCs

pid	Process
1676	regedit.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: 33	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
Token: SeIncBasePriorityPrivilege	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe
2848	KavUpda.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 2736	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	21
PID 1944 wrote to memory of 2736	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	21
PID 1944 wrote to memory of 2736	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	21
PID 1944 wrote to memory of 2736	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	21
PID 1944 wrote to memory of 2044	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	133
PID 1944 wrote to memory of 2044	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	133
PID 1944 wrote to memory of 2044	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	133
PID 1944 wrote to memory of 2044	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	133
PID 2044 wrote to memory of 2760	2044	attrib.exe	20
PID 2044 wrote to memory of 2760	2044	attrib.exe	20
PID 2044 wrote to memory of 2760	2044	attrib.exe	20
PID 2044 wrote to memory of 2760	2044	attrib.exe	20
PID 1944 wrote to memory of 2832	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	68
PID 1944 wrote to memory of 2832	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	68
PID 1944 wrote to memory of 2832	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	68
PID 1944 wrote to memory of 2832	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	68
PID 1944 wrote to memory of 2224	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	33
PID 1944 wrote to memory of 2224	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	33
PID 1944 wrote to memory of 2224	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	33
PID 1944 wrote to memory of 2224	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	33
PID 1944 wrote to memory of 3000	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	66
PID 1944 wrote to memory of 3000	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	66
PID 1944 wrote to memory of 3000	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	66
PID 1944 wrote to memory of 3000	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	66
PID 1944 wrote to memory of 2584	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	64
PID 1944 wrote to memory of 2584	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	64
PID 1944 wrote to memory of 2584	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	64
PID 1944 wrote to memory of 2584	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	64
PID 1944 wrote to memory of 2924	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	63
PID 1944 wrote to memory of 2924	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	63
PID 1944 wrote to memory of 2924	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	63
PID 1944 wrote to memory of 2924	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	63
PID 1944 wrote to memory of 2720	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	61
PID 1944 wrote to memory of 2720	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	61
PID 1944 wrote to memory of 2720	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	61
PID 1944 wrote to memory of 2720	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	61
PID 2924 wrote to memory of 1784	2924	net.exe	53
PID 2924 wrote to memory of 1784	2924	net.exe	53
PID 2924 wrote to memory of 1784	2924	net.exe	53
PID 2924 wrote to memory of 1784	2924	net.exe	53
PID 2584 wrote to memory of 2600	2584	net.exe	52
PID 2584 wrote to memory of 2600	2584	net.exe	52
PID 2584 wrote to memory of 2600	2584	net.exe	52
PID 2584 wrote to memory of 2600	2584	net.exe	52
PID 2224 wrote to memory of 2592	2224	cmd.exe	51
PID 2224 wrote to memory of 2592	2224	cmd.exe	51
PID 2224 wrote to memory of 2592	2224	cmd.exe	51
PID 2224 wrote to memory of 2592	2224	cmd.exe	51
PID 1944 wrote to memory of 2548	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	58
PID 1944 wrote to memory of 2548	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	58
PID 1944 wrote to memory of 2548	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	58
PID 1944 wrote to memory of 2548	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	58
PID 2720 wrote to memory of 1192	2720	net.exe	35
PID 2720 wrote to memory of 1192	2720	net.exe	35
PID 2720 wrote to memory of 1192	2720	net.exe	35
PID 2720 wrote to memory of 1192	2720	net.exe	35
PID 3000 wrote to memory of 2844	3000	cmd.exe	50
PID 3000 wrote to memory of 2844	3000	cmd.exe	50
PID 3000 wrote to memory of 2844	3000	cmd.exe	50
PID 3000 wrote to memory of 2844	3000	cmd.exe	50
PID 1944 wrote to memory of 1932	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	49
PID 1944 wrote to memory of 1932	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	49
PID 1944 wrote to memory of 1932	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	49
PID 1944 wrote to memory of 1932	1944	559352224fd5d9b10eb3f0fb0e8fd39f.exe	49

Views/modifies file attributes 1 TTPs 16 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1608	attrib.exe
1576	attrib.exe
1104	attrib.exe
1624	attrib.exe
2452	attrib.exe
2044	attrib.exe
2976	attrib.exe
1260	attrib.exe
1672	attrib.exe
1576	attrib.exe
2352	attrib.exe
2516	attrib.exe
2320	attrib.exe
1824	attrib.exe
2080	attrib.exe
2844	attrib.exe

C:\Users\Admin\AppData\Local\Temp\559352224fd5d9b10eb3f0fb0e8fd39f.exe
"C:\Users\Admin\AppData\Local\Temp\559352224fd5d9b10eb3f0fb0e8fd39f.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:1944
- C:\Windows\SysWOW64\net.exe
  net.exe start schedule /y
  2⤵
  PID:2044
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start schedule /y
    3⤵
    PID:2760
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\Option.bat
  2⤵
  PID:2736
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 10:05:12 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2224
- - C:\Windows\SysWOW64\at.exe
    at 10:05:12 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2592
- 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:1676
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:2892
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:1956
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config SharedAccess start= disabled
  2⤵
  - Launches sc.exe
  PID:2092
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:2980
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:1932
- 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:2904
- 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:2880
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:2548
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2720
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2924
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2584
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 10:08:12 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3000
- C:\Windows\SysWOW64\At.exe
  At.exe 10:06:09 PM C:\Windows\Help\HelpCat.exe
  2⤵
  PID:2832
- 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 SetWindowsHookEx
  PID:2848
- - C:\Windows\SysWOW64\At.exe
    At.exe 10:06:14 PM C:\Windows\Help\HelpCat.exe
    3⤵
    PID:1660
- - C:\Windows\SysWOW64\net.exe
    net.exe stop srservice /y
    3⤵
    PID:1856
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop srservice /y
      4⤵
      PID:756
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2160
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1800
- - 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:1748
- - 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:1976
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:912
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config wscsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:1060
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config SharedAccess start= disabled
    3⤵
    - Launches sc.exe
    PID:2372
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:2324
- - C:\Windows\SysWOW64\net.exe
    net.exe stop 360timeprot /y
    3⤵
    PID:2300
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wuauserv /y
    3⤵
    PID:2376
- - C:\Windows\SysWOW64\net.exe
    net.exe stop sharedaccess /y
    3⤵
    PID:1156
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wscsvc /y
    3⤵
    PID:1252
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 10:08:16 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1524
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 10:05:16 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1580
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1260
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2992
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Suspicious use of WriteProcessMemory
      Views/modifies file attributes
      PID:2044
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2548
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2976
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2532
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2140
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1576
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1312
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2444
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1104
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2664
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2940
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2320
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2912
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1560
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2352
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:964
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2216
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2516
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2336
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:912
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1624
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2116
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1812
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1824
- - 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:2460
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2080
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1136
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:324
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1260
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1792
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1780
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2560
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2548
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1576
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1232
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2836
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2844
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:760
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2936
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2452
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1644
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  PID:1316
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:964
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:1088
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:560
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  PID:292
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  PID:2644

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop wuauserv /y
1⤵
PID:1192

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop 360timeprot /y
1⤵
PID:1232

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop srservice /y
1⤵
PID:2984

C:\Windows\SysWOW64\at.exe
at 10:08:12 PM C:\Windows\Sysinf.bat
1⤵
PID:2844

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop wscsvc /y
1⤵
PID:2600

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop sharedaccess /y
1⤵
PID:1784

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start schedule /y
1⤵
PID:1984

C:\Windows\SysWOW64\net.exe
net.exe start schedule /y
1⤵
PID:2940

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Windows\system32\Option.bat
1⤵
PID:1656

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop wscsvc /y
1⤵
PID:452

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop wuauserv /y
1⤵
PID:1824

C:\Windows\SysWOW64\attrib.exe
attrib -s -h -r F:\Autorun.inf\*.* /s /d
1⤵
- Views/modifies file attributes
PID:1608

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop 360timeprot /y
1⤵
PID:1668

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop 360timeprot /y
1⤵
PID:736

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop wuauserv /y
1⤵
PID:1936

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop sharedaccess /y
1⤵
PID:1628

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop srservice /y
1⤵
PID:1540

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop wscsvc /y
1⤵
PID:2456

C:\Windows\SysWOW64\at.exe
at 10:08:16 PM C:\Windows\Sysinf.bat
1⤵
PID:3024

C:\Windows\SysWOW64\at.exe
at 10:05:16 PM C:\Windows\Sysinf.bat
1⤵
PID:2096

C:\Windows\SysWOW64\attrib.exe
attrib -s -h -r F:\Autorun.inf\*.* /s /d
1⤵
- Views/modifies file attributes
PID:1672

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\regedt32.sys

Filesize
2KB

MD5
e7d7ec66bd61fac3843c98650b0c68f6

SHA1
a15ae06e1be51038863650746368a71024539bac

SHA256
6475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8

SHA512
ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6

Download Submit
memory/1944-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads