dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2

Analysis

max time kernel
158s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 19:43

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General

Target

dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Size

862KB
MD5

c4f7449750f833374eded0f8a442a51c
SHA1

0c310a16675b92c2a648d4cf3539dbb3ff92c493
SHA256

dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2
SHA512

925347127e808ea9960e2ca160013347500d98e729c39cf72075de6dc7a731e8a5d36d6d619a81e278a55261e635295cdbc7bd2be1d694cbe911a1ebf24291ca
SSDEEP

12288:gOyeZJys73dOvXDpNjNe8zyOB0Ju9OLeZJys73dOvXDpNjNe8zyOB0JuIQAyA:AeZJ8NI8zyO0eZJ8NI8zyOTBA

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-1-5-21-4246620582-653642754-1174164128-1000\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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE"	regedit.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe"	regedit.exe

Executes dropped EXE 2 IoCs

pid	Process
4696	KavUpda.exe
2984	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2~4.exe

Sets file execution options in registry 2 TTPs 20 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

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

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/632-135-0x0000000000400000-0x0000000000440000-memory.dmp	upx
behavioral2/files/0x0002000000022659-164.dat	upx
behavioral2/files/0x0002000000022659-163.dat	upx
behavioral2/memory/4696-169-0x0000000000400000-0x0000000000440000-memory.dmp	upx
behavioral2/memory/4696-209-0x0000000000400000-0x0000000000440000-memory.dmp	upx

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	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
File opened for modification	C:\Windows\SysWOW64\Option.bat	KavUpda.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7z.exe	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe

Drops file in Windows directory 9 IoCs

description	ioc	Process
File created	C:\Windows\Help\HelpCat.exe	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
File created	C:\Windows\Sysinf.bat	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
File opened for modification	C:\Windows\system\KavUpda.exe	KavUpda.exe
File opened for modification	C:\Windows\regedt32.sys	KavUpda.exe
File opened for modification	C:\Windows\system\KavUpda.exe	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
File opened for modification	C:\Windows\Help\HelpCat.exe	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
File created	C:\Windows\regedt32.sys	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
File opened for modification	C:\Windows\Sysinf.bat	KavUpda.exe
File created	C:\Windows\regedt32.sys	KavUpda.exe

Launches sc.exe 8 IoCs

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

pid	Process
4636	sc.exe
4968	sc.exe
3232	sc.exe
2504	sc.exe
2348	sc.exe
4012	sc.exe
2024	sc.exe
4596	sc.exe

Runs net.exe

Runs regedit.exe 1 IoCs

pid	Process
1280	regedit.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: 33	4696	KavUpda.exe
Token: SeIncBasePriorityPrivilege	4696	KavUpda.exe
Token: 33	4696	KavUpda.exe
Token: SeIncBasePriorityPrivilege	4696	KavUpda.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: 33	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
Token: SeIncBasePriorityPrivilege	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
4696	KavUpda.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 632 wrote to memory of 2436	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	82
PID 632 wrote to memory of 2436	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	82
PID 632 wrote to memory of 2436	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	82
PID 632 wrote to memory of 3248	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	86
PID 632 wrote to memory of 3248	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	86
PID 632 wrote to memory of 3248	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	86
PID 632 wrote to memory of 1092	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	88
PID 632 wrote to memory of 1092	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	88
PID 632 wrote to memory of 1092	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	88
PID 632 wrote to memory of 2980	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	90
PID 632 wrote to memory of 2980	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	90
PID 632 wrote to memory of 2980	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	90
PID 632 wrote to memory of 1212	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	92
PID 632 wrote to memory of 1212	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	92
PID 632 wrote to memory of 1212	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	92
PID 632 wrote to memory of 4832	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	94
PID 632 wrote to memory of 4832	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	94
PID 632 wrote to memory of 4832	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	94
PID 632 wrote to memory of 1800	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	96
PID 632 wrote to memory of 1800	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	96
PID 632 wrote to memory of 1800	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	96
PID 632 wrote to memory of 1256	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	98
PID 632 wrote to memory of 1256	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	98
PID 632 wrote to memory of 1256	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	98
PID 632 wrote to memory of 3972	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	99
PID 632 wrote to memory of 3972	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	99
PID 632 wrote to memory of 3972	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	99
PID 632 wrote to memory of 2804	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	101
PID 632 wrote to memory of 2804	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	101
PID 632 wrote to memory of 2804	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	101
PID 632 wrote to memory of 3232	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	104
PID 632 wrote to memory of 3232	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	104
PID 632 wrote to memory of 3232	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	104
PID 3248 wrote to memory of 2840	3248	net.exe	107
PID 3248 wrote to memory of 2840	3248	net.exe	107
PID 3248 wrote to memory of 2840	3248	net.exe	107
PID 632 wrote to memory of 2504	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	105
PID 632 wrote to memory of 2504	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	105
PID 632 wrote to memory of 2504	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	105
PID 632 wrote to memory of 4012	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	118
PID 632 wrote to memory of 4012	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	118
PID 632 wrote to memory of 4012	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	118
PID 2980 wrote to memory of 1876	2980	cmd.exe	116
PID 2980 wrote to memory of 1876	2980	cmd.exe	116
PID 2980 wrote to memory of 1876	2980	cmd.exe	116
PID 632 wrote to memory of 2348	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	117
PID 632 wrote to memory of 2348	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	117
PID 632 wrote to memory of 2348	632	dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe	117
PID 3972 wrote to memory of 1696	3972	net.exe	109
PID 3972 wrote to memory of 1696	3972	net.exe	109
PID 3972 wrote to memory of 1696	3972	net.exe	109
PID 1256 wrote to memory of 1984	1256	net.exe	113
PID 1256 wrote to memory of 1984	1256	net.exe	113
PID 1256 wrote to memory of 1984	1256	net.exe	113
PID 4832 wrote to memory of 1432	4832	net.exe	114
PID 4832 wrote to memory of 1432	4832	net.exe	114
PID 4832 wrote to memory of 1432	4832	net.exe	114
PID 1800 wrote to memory of 1556	1800	net.exe	115
PID 1800 wrote to memory of 1556	1800	net.exe	115
PID 1800 wrote to memory of 1556	1800	net.exe	115
PID 2804 wrote to memory of 3892	2804	net.exe	112
PID 2804 wrote to memory of 3892	2804	net.exe	112
PID 2804 wrote to memory of 3892	2804	net.exe	112
PID 1212 wrote to memory of 1756	1212	cmd.exe	119

Views/modifies file attributes 1 TTPs 3 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
4832	attrib.exe
2024	attrib.exe
1596	attrib.exe

C:\Users\Admin\AppData\Local\Temp\dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe
"C:\Users\Admin\AppData\Local\Temp\dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:632
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
  2⤵
  PID:2436
- C:\Windows\SysWOW64\net.exe
  net.exe start schedule /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3248
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start schedule /y
    3⤵
    PID:2840
- C:\Windows\SysWOW64\At.exe
  At.exe 8:05:17 PM C:\Windows\Help\HelpCat.exe
  2⤵
  PID:1092
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 8:04:42 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2980
- - C:\Windows\SysWOW64\at.exe
    at 8:04:42 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1876
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 8:07:42 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1212
- - C:\Windows\SysWOW64\at.exe
    at 8:07:42 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1756
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4832
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:1432
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1800
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:1556
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1256
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:1984
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3972
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:1696
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2804
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:3892
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:3232
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config SharedAccess start= disabled
  2⤵
  - Launches sc.exe
  PID:2504
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:2348
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:4012
- 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:1280
- 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:1908
- 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:1188
- 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:4696
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
    3⤵
    PID:4380
- - C:\Windows\SysWOW64\net.exe
    net.exe start schedule /y
    3⤵
    PID:1700
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start schedule /y
      4⤵
      PID:3952
- - C:\Windows\SysWOW64\At.exe
    At.exe 8:05:59 PM C:\Windows\Help\HelpCat.exe
    3⤵
    PID:1516
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 8:05:01 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2468
  - - C:\Windows\SysWOW64\at.exe
      at 8:05:01 PM C:\Windows\Sysinf.bat
      4⤵
      PID:4528
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wscsvc /y
    3⤵
    PID:1184
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wscsvc /y
      4⤵
      PID:4488
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 8:08:01 PM C:\Windows\Sysinf.bat
    3⤵
    PID:868
  - - C:\Windows\SysWOW64\at.exe
      at 8:08:01 PM C:\Windows\Sysinf.bat
      4⤵
      PID:4152
- - C:\Windows\SysWOW64\net.exe
    net.exe stop sharedaccess /y
    3⤵
    PID:2296
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess /y
      4⤵
      PID:4988
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wuauserv /y
    3⤵
    PID:2180
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wuauserv /y
      4⤵
      PID:1688
- - C:\Windows\SysWOW64\net.exe
    net.exe stop srservice /y
    3⤵
    PID:3664
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop srservice /y
      4⤵
      PID:2444
- - C:\Windows\SysWOW64\net.exe
    net.exe stop 360timeprot /y
    3⤵
    PID:528
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop 360timeprot /y
      4⤵
      PID:3576
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:2024
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:4596
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config wscsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:4636
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config SharedAccess start= disabled
    3⤵
    - Launches sc.exe
    PID:4968
- - 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:3836
- - 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:2068
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2484
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:4832
- - 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 C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1660
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2024
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2832
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:4072
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1596
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1452
- C:\Users\Admin\AppData\Local\Temp\dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2~4.exe
  dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2~4.exe
  2⤵
  - Executes dropped EXE
  PID:2984
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  PID:2644
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:924
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  PID:1824
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:1672
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  PID:3100
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:4704
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:2752
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:2300
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:1124
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:3324

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2~4.exe

Filesize
24KB

MD5
9bdf13167fbef8da3a4e9a558b169e5e

SHA1
9093adac07776a7c71b8b795b46a5d9f13f41e95

SHA256
2471e5c2e6479bd322db0abff6a36147a8fa37e9e673bb8e8d0ee5fe2887547c

SHA512
2e5a3b92253b9b04a092ebe36f6572f0eb85a97a6d41a59054918dcf9a6bb0b8aa0c70dff836d6c85d6302c81935383fe3b19c38df54556510dfbd119e6dde88

Download Submit
C:\Users\Admin\AppData\Local\Temp\dee17c2340f8f1a787a35af7b84b15e9418b895234456cc887814fd33e823ff2~4.exe

Filesize
24KB

MD5
9bdf13167fbef8da3a4e9a558b169e5e

SHA1
9093adac07776a7c71b8b795b46a5d9f13f41e95

SHA256
2471e5c2e6479bd322db0abff6a36147a8fa37e9e673bb8e8d0ee5fe2887547c

SHA512
2e5a3b92253b9b04a092ebe36f6572f0eb85a97a6d41a59054918dcf9a6bb0b8aa0c70dff836d6c85d6302c81935383fe3b19c38df54556510dfbd119e6dde88

Download Submit
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\System\KavUpda.exe

Filesize
838KB

MD5
694426b32c85eaf686d0fd43c4bc1db4

SHA1
b8cac5a08864e0eb40a12892bc12a4159704371e

SHA256
b5dc2aa970b6538444d8e8e839b424c071192dbed84a20a4c892fad675c7cf36

SHA512
886ef10c8d4b998505ea5f48bd7604a40cd68c10fa09b84b0bd4aa49ae869bc3b87c7c88f7d3a55b0aaec5cc63e87c9e52a582be493519a8bd50550e09f061f8

Download Submit
C:\Windows\regedt32.sys

Filesize
2KB

MD5
e7d7ec66bd61fac3843c98650b0c68f6

SHA1
a15ae06e1be51038863650746368a71024539bac

SHA256
6475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8

SHA512
ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6

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

Filesize
838KB

MD5
694426b32c85eaf686d0fd43c4bc1db4

SHA1
b8cac5a08864e0eb40a12892bc12a4159704371e

SHA256
b5dc2aa970b6538444d8e8e839b424c071192dbed84a20a4c892fad675c7cf36

SHA512
886ef10c8d4b998505ea5f48bd7604a40cd68c10fa09b84b0bd4aa49ae869bc3b87c7c88f7d3a55b0aaec5cc63e87c9e52a582be493519a8bd50550e09f061f8

Download Submit
memory/632-135-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4696-169-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4696-209-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads