f6abfcb1323f8704f4eacd4ba19f51195bf23cc308f5fe8943f10a511b695e72

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 05:54

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General

Target

2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Size

711KB
MD5

2acd0822bf56ba0cbeed4bb7e7ae97f6
SHA1

2992cdda9729967591f4b921edaa0e75f19c693b
SHA256

f6abfcb1323f8704f4eacd4ba19f51195bf23cc308f5fe8943f10a511b695e72
SHA512

87a4899faa731248bf96c7ebf480add43bd7099329a9e61c2b42e335b8f9655f51bc003ed399de6d0e7cdd5248104425053884a87aa15533036f126211b825e0
SSDEEP

12288:UZWtI6RkIQUOB0heZJys73dOvXDpNjNe8NeZJys73dOvXDpNjNe89BRut:UuhaIXOieZJ8NI8NeZJ8NI89Bm

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\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\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
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\12 = "KPFW32X.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\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\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\4 = "RavMoD.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\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\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\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\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\14 = "KAV32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.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\RfwMain.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.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
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\RavMoD.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\RfwMain.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\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
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\Rfwsrv.exe	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\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

Executes dropped EXE 1 IoCs

pid	Process
784	KavUpda.exe

Loads dropped DLL 2 IoCs

pid	Process
2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.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 created	C:\Windows\SysWOW64\Option.bat	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Windows\SysWOW64\Option.bat	KavUpda.exe
File opened for modification	C:\Windows\SysWOW64\Folderdir	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe

Drops file in Windows directory 10 IoCs

description	ioc	Process
File created	C:\Windows\system\KavUpda.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Windows\system\KavUpda.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File created	C:\Windows\Help\HelpCat.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File opened for modification	C:\Windows\Help\HelpCat.exe	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File created	C:\Windows\Sysinf.bat	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
File created	C:\Windows\regedt32.sys	2acd0822bf56ba0cbeed4bb7e7ae97f6.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

Launches sc.exe 8 IoCs

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

pid	Process
2708	sc.exe
3052	sc.exe
1028	sc.exe
2492	sc.exe
664	sc.exe
2520	sc.exe
2064	sc.exe
3028	sc.exe

Runs net.exe

Runs regedit.exe 1 IoCs

pid	Process
2856	regedit.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	784	KavUpda.exe
Token: SeIncBasePriorityPrivilege	784	KavUpda.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: 33	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
Token: SeIncBasePriorityPrivilege	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
784	KavUpda.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2376	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	28
PID 2084 wrote to memory of 2376	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	28
PID 2084 wrote to memory of 2376	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	28
PID 2084 wrote to memory of 2376	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	28
PID 2084 wrote to memory of 2760	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	30
PID 2084 wrote to memory of 2760	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	30
PID 2084 wrote to memory of 2760	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	30
PID 2084 wrote to memory of 2760	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	30
PID 2760 wrote to memory of 2992	2760	net.exe	32
PID 2760 wrote to memory of 2992	2760	net.exe	32
PID 2760 wrote to memory of 2992	2760	net.exe	32
PID 2760 wrote to memory of 2992	2760	net.exe	32
PID 2084 wrote to memory of 1936	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	33
PID 2084 wrote to memory of 1936	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	33
PID 2084 wrote to memory of 1936	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	33
PID 2084 wrote to memory of 1936	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	33
PID 2084 wrote to memory of 2100	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	34
PID 2084 wrote to memory of 2100	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	34
PID 2084 wrote to memory of 2100	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	34
PID 2084 wrote to memory of 2100	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	34
PID 2084 wrote to memory of 2772	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	35
PID 2084 wrote to memory of 2772	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	35
PID 2084 wrote to memory of 2772	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	35
PID 2084 wrote to memory of 2772	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	35
PID 2084 wrote to memory of 2640	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	37
PID 2084 wrote to memory of 2640	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	37
PID 2084 wrote to memory of 2640	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	37
PID 2084 wrote to memory of 2640	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	37
PID 2084 wrote to memory of 1984	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	41
PID 2084 wrote to memory of 1984	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	41
PID 2084 wrote to memory of 1984	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	41
PID 2084 wrote to memory of 1984	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	41
PID 2084 wrote to memory of 1560	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	40
PID 2084 wrote to memory of 1560	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	40
PID 2084 wrote to memory of 1560	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	40
PID 2084 wrote to memory of 1560	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	40
PID 2084 wrote to memory of 2628	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	44
PID 2084 wrote to memory of 2628	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	44
PID 2084 wrote to memory of 2628	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	44
PID 2084 wrote to memory of 2628	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	44
PID 2772 wrote to memory of 2456	2772	cmd.exe	46
PID 2772 wrote to memory of 2456	2772	cmd.exe	46
PID 2772 wrote to memory of 2456	2772	cmd.exe	46
PID 2772 wrote to memory of 2456	2772	cmd.exe	46
PID 2084 wrote to memory of 2644	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	45
PID 2084 wrote to memory of 2644	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	45
PID 2084 wrote to memory of 2644	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	45
PID 2084 wrote to memory of 2644	2084	2acd0822bf56ba0cbeed4bb7e7ae97f6.exe	45
PID 2100 wrote to memory of 2008	2100	cmd.exe	50
PID 2100 wrote to memory of 2008	2100	cmd.exe	50
PID 2100 wrote to memory of 2008	2100	cmd.exe	50
PID 2100 wrote to memory of 2008	2100	cmd.exe	50
PID 2640 wrote to memory of 2124	2640	net.exe	51
PID 2640 wrote to memory of 2124	2640	net.exe	51
PID 2640 wrote to memory of 2124	2640	net.exe	51
PID 2640 wrote to memory of 2124	2640	net.exe	51
PID 2628 wrote to memory of 872	2628	net.exe	54
PID 2628 wrote to memory of 872	2628	net.exe	54
PID 2628 wrote to memory of 872	2628	net.exe	54
PID 2628 wrote to memory of 872	2628	net.exe	54
PID 1984 wrote to memory of 2680	1984	net.exe	52
PID 1984 wrote to memory of 2680	1984	net.exe	52
PID 1984 wrote to memory of 2680	1984	net.exe	52
PID 1984 wrote to memory of 2680	1984	net.exe	52

Views/modifies file attributes 1 TTPs 12 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2180	attrib.exe
2812	attrib.exe
1508	attrib.exe
2720	attrib.exe
1128	attrib.exe
2272	attrib.exe
1728	attrib.exe
2220	attrib.exe
2260	attrib.exe
596	attrib.exe
1432	attrib.exe
2824	attrib.exe

C:\Users\Admin\AppData\Local\Temp\2acd0822bf56ba0cbeed4bb7e7ae97f6.exe
"C:\Users\Admin\AppData\Local\Temp\2acd0822bf56ba0cbeed4bb7e7ae97f6.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:2084
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\Option.bat
  2⤵
  PID:2376
- C:\Windows\SysWOW64\net.exe
  net.exe start schedule /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start schedule /y
    3⤵
    PID:2992
- C:\Windows\SysWOW64\At.exe
  At.exe 5:43:30 PM C:\Windows\Help\HelpCat.exe
  2⤵
  PID:1936
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 5:42:32 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\at.exe
    at 5:42:32 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2008
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 5:45:32 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\at.exe
    at 5:45:32 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2456
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2640
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:2124
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  PID:1560
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:2180
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:2680
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:872
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:2644
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:2212
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:2064
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config SharedAccess start= disabled
  2⤵
  - Launches sc.exe
  PID:3028
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:2708
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:3052
- 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:2856
- 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:3068
- 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:1116
- 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:784
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Windows\system32\Option.bat
    3⤵
    PID:1496
- - C:\Windows\SysWOW64\net.exe
    net.exe start schedule /y
    3⤵
    PID:1332
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start schedule /y
      4⤵
      PID:1396
- - C:\Windows\SysWOW64\At.exe
    At.exe 5:43:58 PM C:\Windows\Help\HelpCat.exe
    3⤵
    PID:2028
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 5:43:00 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1924
  - - C:\Windows\SysWOW64\at.exe
      at 5:43:00 PM C:\Windows\Sysinf.bat
      4⤵
      PID:292
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 5:46:00 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1228
  - - C:\Windows\SysWOW64\at.exe
      at 5:46:00 PM C:\Windows\Sysinf.bat
      4⤵
      PID:1892
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wscsvc /y
    3⤵
    PID:2308
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wscsvc /y
      4⤵
      PID:904
- - C:\Windows\SysWOW64\net.exe
    net.exe stop sharedaccess /y
    3⤵
    PID:2076
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess /y
      4⤵
      PID:1708
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wuauserv /y
    3⤵
    PID:2500
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wuauserv /y
      4⤵
      PID:1844
- - C:\Windows\SysWOW64\net.exe
    net.exe stop srservice /y
    3⤵
    PID:2128
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop srservice /y
      4⤵
      PID:1464
- - C:\Windows\SysWOW64\net.exe
    net.exe stop 360timeprot /y
    3⤵
    PID:1168
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop 360timeprot /y
      4⤵
      PID:1512
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:1028
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config SharedAccess start= disabled
    3⤵
    - Launches sc.exe
    PID:2492
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config wscsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:664
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:2520
- - 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:2080
- - 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:1720
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1732
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1508
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2380
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2676
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2260
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:3024
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2856
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:596
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:528
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2848
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1432
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1216
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1556
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2824
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2352
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2080
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2720
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2104
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2744
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1728
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1628
- - 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:1128
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2696
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2076
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2220
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:860
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2892
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2272
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2440
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2036
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2180
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2656
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1544
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2812
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2676
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  PID:2024
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:632
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  PID:2588
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:1160
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  PID:1484
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:1908
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:2512
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:1164
- 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:1444

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Replication Through Removable Media

T1091

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\Option.bat

Filesize
82B

MD5
3f7fbd2eb34892646e93fd5e6e343512

SHA1
265ac1061b54f62350fb7a5f57e566454d013a66

SHA256
e75e8d9bfc7a2876d908305186c3656e9de2a4af7f6927ccc6d8c812645abbc7

SHA512
53d40eb2f05a23464fbf06193868e7cb30cf0df3da53586a75123fb2c37b29cdddda287ce134809d16a559d87fb20aee0e8add22d396fcb7a55f9a753739b140

Download Submit
C:\Windows\Sysinf.bat

Filesize
460B

MD5
7db3d565d6ddbe65a8b0e093910e7dcd

SHA1
d4804e6180c6e74ba79d3343f2f2ccb15e502f12

SHA256
a2778cb87fd88c7508ffd506a8ff8d58d0ffc02156f846956e5e99c6cb3d2f3f

SHA512
0b3d1d0f44feba9dd78903ff77fdeaea834d930990a86641fb2e4ce04da280d33f6bee0ae0b1320e4070cbe20824062e45b52e5cad797c5985d8e31dce1ef82b

Download Submit
C:\Windows\regedt32.sys

Filesize
2KB

MD5
e7d7ec66bd61fac3843c98650b0c68f6

SHA1
a15ae06e1be51038863650746368a71024539bac

SHA256
6475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8

SHA512
ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6

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

Filesize
711KB

MD5
2acd0822bf56ba0cbeed4bb7e7ae97f6

SHA1
2992cdda9729967591f4b921edaa0e75f19c693b

SHA256
f6abfcb1323f8704f4eacd4ba19f51195bf23cc308f5fe8943f10a511b695e72

SHA512
87a4899faa731248bf96c7ebf480add43bd7099329a9e61c2b42e335b8f9655f51bc003ed399de6d0e7cdd5248104425053884a87aa15533036f126211b825e0

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

Filesize
128KB

MD5
447cbd55e471ab76eaca0ce7d0bb978f

SHA1
5659e8550cafe1efee2b378c188995ba25fbb557

SHA256
c7b8d3cf451b5ef0b10f5e1ebecc4f26320cae5a88c94abbf30d0f626b8c4649

SHA512
e480e68a6074cabe9029f86f67bc559e7b9f10a36a928ec7f3ea168b24069f187b1d5b07a46ed8042a0c09d4b9d2ac47c9180007622634ce8e4e9f9bf8ba8ffa

Download Submit
F:\Autorun.inf

Filesize
237B

MD5
94bcd02c5afd5918b4446345e7a5ded9

SHA1
79839238e84be225132e1382fae6333dfc4906a1

SHA256
5d9f41e4f886926dae2ed8a57807708110d3c6964ab462be21462bff0088d9a1

SHA512
149f6bd49fc3b62fa5f41666bfb3a58060514eec1b61c6aa1ac4c75417c840b028e701eb5533460eb00e2fee8543379564bc47d7477264771d81b99a0caab500

Download Submit
\Windows\system\KavUpda.exe

Filesize
192KB

MD5
e9686e22462b139edc1b030a9b052d33

SHA1
9ae70df8985e1ae8ce7e86794380e055db2198db

SHA256
5650c581674c5424f49329caa2d5e16c2d995556785911543fc457f95226a766

SHA512
c39fee73b6d06cbd63f9839470abb29dc9b66fea6e0119c312f860ee7b1d76cffe88ae42248864fd8ed5648bbed4d1aaa321e067b66b0da39d48915e755fdc1c

Download Submit
memory/2084-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads