e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6

Analysis

max time kernel
134s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 22:49

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General

Target

e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Size

469KB
MD5

77b5e4ccb56ec9a6f19a9fc92d66b724
SHA1

32f2f54a83da7ab3d85b1a93e98d84f6b710535d
SHA256

e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6
SHA512

84ecd86b85d23d6e64a1e26a687143d90f3b5499366eb73c4bca4cce20fab0e147b70002073f3d4cf7c353321b57e1d7bdc5a1ef160f555e89cae4d669b02a6c
SSDEEP

6144:5uHOQnmy+g46nmy+g4hl+lXDZJfLufs73dOk0XDpNjNOpys8mnmy+g4ByJuHeL2H:gOQVYeZJys73dOvXDpNjNe8m0oGeLZZe

Score

10^/10

evasion persistence upx

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE"	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE"	regedit.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe"	regedit.exe

Executes dropped EXE 1 IoCs

pid	Process
768	KavUpda.exe

Sets file execution options in registry 2 TTPs 20 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

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

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1376-60-0x0000000000400000-0x0000000000440000-memory.dmp	upx
behavioral1/files/0x00070000000126c9-88.dat	upx
behavioral1/memory/1376-89-0x00000000003B0000-0x00000000003F0000-memory.dmp	upx
behavioral1/files/0x00070000000126c9-90.dat	upx
behavioral1/files/0x00070000000126c9-92.dat	upx
behavioral1/memory/768-96-0x0000000000400000-0x0000000000440000-memory.dmp	upx
behavioral1/files/0x00070000000126c9-98.dat	upx
behavioral1/memory/768-136-0x0000000000400000-0x0000000000440000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe

Drops autorun.inf file 1 TTPs 1 IoCs

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

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\Autorun.inf	KavUpda.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Option.bat	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
File opened for modification	C:\Windows\SysWOW64\Option.bat	KavUpda.exe

Drops file in Windows directory 10 IoCs

description	ioc	Process
File created	C:\Windows\Help\HelpCat.exe	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
File opened for modification	C:\Windows\Help\HelpCat.exe	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.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	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
File created	C:\Windows\Sysinf.bat	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
File created	C:\Windows\regedt32.sys	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
File opened for modification	C:\Windows\system\KavUpda.exe	KavUpda.exe
File opened for modification	C:\Windows\system\KavUpda.exe	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe

Launches sc.exe 8 IoCs

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

pid	Process
748	sc.exe
1684	sc.exe
1248	sc.exe
1416	sc.exe
1764	sc.exe
316	sc.exe
308	sc.exe
1064	sc.exe

Runs net.exe

Runs regedit.exe 1 IoCs

pid	Process
1616	regedit.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: 33	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
Token: SeIncBasePriorityPrivilege	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
768	KavUpda.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1656	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	28
PID 1376 wrote to memory of 1656	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	28
PID 1376 wrote to memory of 1656	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	28
PID 1376 wrote to memory of 1656	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	28
PID 1376 wrote to memory of 1616	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	30
PID 1376 wrote to memory of 1616	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	30
PID 1376 wrote to memory of 1616	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	30
PID 1376 wrote to memory of 1616	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	30
PID 1616 wrote to memory of 1504	1616	net.exe	32
PID 1616 wrote to memory of 1504	1616	net.exe	32
PID 1616 wrote to memory of 1504	1616	net.exe	32
PID 1616 wrote to memory of 1504	1616	net.exe	32
PID 1376 wrote to memory of 844	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	33
PID 1376 wrote to memory of 844	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	33
PID 1376 wrote to memory of 844	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	33
PID 1376 wrote to memory of 844	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	33
PID 1376 wrote to memory of 952	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	35
PID 1376 wrote to memory of 952	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	35
PID 1376 wrote to memory of 952	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	35
PID 1376 wrote to memory of 952	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	35
PID 1376 wrote to memory of 1032	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	37
PID 1376 wrote to memory of 1032	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	37
PID 1376 wrote to memory of 1032	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	37
PID 1376 wrote to memory of 1032	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	37
PID 952 wrote to memory of 920	952	cmd.exe	38
PID 952 wrote to memory of 920	952	cmd.exe	38
PID 952 wrote to memory of 920	952	cmd.exe	38
PID 952 wrote to memory of 920	952	cmd.exe	38
PID 1376 wrote to memory of 868	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	41
PID 1376 wrote to memory of 868	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	41
PID 1376 wrote to memory of 868	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	41
PID 1376 wrote to memory of 868	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	41
PID 1376 wrote to memory of 940	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	39
PID 1376 wrote to memory of 940	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	39
PID 1376 wrote to memory of 940	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	39
PID 1376 wrote to memory of 940	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	39
PID 1376 wrote to memory of 364	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	42
PID 1376 wrote to memory of 364	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	42
PID 1376 wrote to memory of 364	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	42
PID 1376 wrote to memory of 364	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	42
PID 868 wrote to memory of 316	868	net.exe	45
PID 868 wrote to memory of 316	868	net.exe	45
PID 868 wrote to memory of 316	868	net.exe	45
PID 868 wrote to memory of 316	868	net.exe	45
PID 1376 wrote to memory of 432	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	46
PID 1376 wrote to memory of 432	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	46
PID 1376 wrote to memory of 432	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	46
PID 1376 wrote to memory of 432	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	46
PID 940 wrote to memory of 1348	940	net.exe	47
PID 940 wrote to memory of 1348	940	net.exe	47
PID 940 wrote to memory of 1348	940	net.exe	47
PID 940 wrote to memory of 1348	940	net.exe	47
PID 1376 wrote to memory of 1724	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	48
PID 1376 wrote to memory of 1724	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	48
PID 1376 wrote to memory of 1724	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	48
PID 1376 wrote to memory of 1724	1376	e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe	48
PID 364 wrote to memory of 1748	364	net.exe	50
PID 364 wrote to memory of 1748	364	net.exe	50
PID 364 wrote to memory of 1748	364	net.exe	50
PID 364 wrote to memory of 1748	364	net.exe	50
PID 1724 wrote to memory of 1180	1724	net.exe	52
PID 1724 wrote to memory of 1180	1724	net.exe	52
PID 1724 wrote to memory of 1180	1724	net.exe	52
PID 1724 wrote to memory of 1180	1724	net.exe	52

Views/modifies file attributes 1 TTPs 4 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
1236	attrib.exe
1992	attrib.exe
1592	attrib.exe
1716	attrib.exe

C:\Users\Admin\AppData\Local\Temp\e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe
"C:\Users\Admin\AppData\Local\Temp\e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\Option.bat
  2⤵
  PID:1656
- C:\Windows\SysWOW64\net.exe
  net.exe start schedule /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1616
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start schedule /y
    3⤵
    PID:1504
- C:\Windows\SysWOW64\At.exe
  At.exe 12:08:09 PM C:\Windows\Help\HelpCat.exe
  2⤵
  PID:844
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 12:07:26 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:952
- - C:\Windows\SysWOW64\at.exe
    at 12:07:26 PM C:\Windows\Sysinf.bat
    3⤵
    PID:920
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 12:10:26 PM C:\Windows\Sysinf.bat
  2⤵
  PID:1032
- - C:\Windows\SysWOW64\at.exe
    at 12:10:26 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1980
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:940
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:1348
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:868
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:316
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:364
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:1748
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:432
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:1096
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:1180
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:308
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config SharedAccess start= disabled
  2⤵
  - Launches sc.exe
  PID:1064
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:748
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:1684
- 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:1616
- 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:1592
- 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:1736
- 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:768
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Windows\system32\Option.bat
    3⤵
    PID:1536
- - C:\Windows\SysWOW64\net.exe
    net.exe start schedule /y
    3⤵
    PID:1348
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start schedule /y
      4⤵
      PID:1320
- - C:\Windows\SysWOW64\At.exe
    At.exe 12:09:17 PM C:\Windows\Help\HelpCat.exe
    3⤵
    PID:632
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 12:08:20 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2040
  - - C:\Windows\SysWOW64\at.exe
      at 12:08:20 PM C:\Windows\Sysinf.bat
      4⤵
      PID:1616
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 12:11:20 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1728
  - - C:\Windows\SysWOW64\at.exe
      at 12:11:20 PM C:\Windows\Sysinf.bat
      4⤵
      PID:1660
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wscsvc /y
    3⤵
    PID:432
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wscsvc /y
      4⤵
      PID:1992
- - C:\Windows\SysWOW64\net.exe
    net.exe stop sharedaccess /y
    3⤵
    PID:452
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess /y
      4⤵
      PID:1772
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wuauserv /y
    3⤵
    PID:544
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wuauserv /y
      4⤵
      PID:392
- - C:\Windows\SysWOW64\net.exe
    net.exe stop srservice /y
    3⤵
    PID:1704
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop srservice /y
      4⤵
      PID:2016
- - C:\Windows\SysWOW64\net.exe
    net.exe stop 360timeprot /y
    3⤵
    PID:384
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop 360timeprot /y
      4⤵
      PID:1232
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config wscsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:1248
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config SharedAccess start= disabled
    3⤵
    - Launches sc.exe
    PID:1416
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:1764
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:316
- - 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:1792
- - 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:452
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1704
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1236
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1096
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1580
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1992
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:744
- - 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 C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1332
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1592
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1636
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:912
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1716
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  PID:1124
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:1300
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  PID:1652
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:1736
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  PID:1456
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:900
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:1564
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:1492
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:972
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:1592

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-55222423613477768008105641281178205039-653721717952868011673196735-1730994669"
1⤵
PID:1764

C:\Windows\system32\taskeng.exe
taskeng.exe {13FA396D-BDAF-4620-A369-76B2FE0F9569} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
PID:1892

Network

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

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\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
469KB

MD5
77b5e4ccb56ec9a6f19a9fc92d66b724

SHA1
32f2f54a83da7ab3d85b1a93e98d84f6b710535d

SHA256
e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6

SHA512
84ecd86b85d23d6e64a1e26a687143d90f3b5499366eb73c4bca4cce20fab0e147b70002073f3d4cf7c353321b57e1d7bdc5a1ef160f555e89cae4d669b02a6c

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

Filesize
469KB

MD5
77b5e4ccb56ec9a6f19a9fc92d66b724

SHA1
32f2f54a83da7ab3d85b1a93e98d84f6b710535d

SHA256
e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6

SHA512
84ecd86b85d23d6e64a1e26a687143d90f3b5499366eb73c4bca4cce20fab0e147b70002073f3d4cf7c353321b57e1d7bdc5a1ef160f555e89cae4d669b02a6c

Download Submit
\Windows\system\KavUpda.exe

Filesize
469KB

MD5
77b5e4ccb56ec9a6f19a9fc92d66b724

SHA1
32f2f54a83da7ab3d85b1a93e98d84f6b710535d

SHA256
e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6

SHA512
84ecd86b85d23d6e64a1e26a687143d90f3b5499366eb73c4bca4cce20fab0e147b70002073f3d4cf7c353321b57e1d7bdc5a1ef160f555e89cae4d669b02a6c

Download Submit
\Windows\system\KavUpda.exe

Filesize
469KB

MD5
77b5e4ccb56ec9a6f19a9fc92d66b724

SHA1
32f2f54a83da7ab3d85b1a93e98d84f6b710535d

SHA256
e0326e573243606cdb616668528a8759fdc877d516c8febe4151e7df718350f6

SHA512
84ecd86b85d23d6e64a1e26a687143d90f3b5499366eb73c4bca4cce20fab0e147b70002073f3d4cf7c353321b57e1d7bdc5a1ef160f555e89cae4d669b02a6c

Download Submit
memory/768-96-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/768-136-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/844-63-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1376-89-0x00000000003B0000-0x00000000003F0000-memory.dmp

Filesize
256KB

Download
memory/1376-135-0x00000000003B0000-0x00000000003F0000-memory.dmp

Filesize
256KB

Download
memory/1376-60-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1376-95-0x00000000003B0000-0x00000000003F0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads