e350c8379b2827ce07a234fd7fe321926f02837cdb5a9ad6746d5097d1113918

Analysis

max time kernel
143s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/01/2024, 17:10

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General

Target

77ec1a12ee42bcc2718d43a806a2118b.exe
Size

2.0MB
MD5

77ec1a12ee42bcc2718d43a806a2118b
SHA1

b71b317e2f5d6a254c7f166e8815426906c276f9
SHA256

e350c8379b2827ce07a234fd7fe321926f02837cdb5a9ad6746d5097d1113918
SHA512

a95ca14d0fb9a15b4306d12c6b40369fba8bff792be641b3d03973bb942451f19bcf5912433da4f11ea262cd596794c0e54f8bb7108b2b7ec569c5395a974dd0
SSDEEP

49152:bbHR6t48UG/UmkGdt9S3YnQZTWHR6t48UG/UmkGdt9S3YnQZToDgtw:h6t03ag3EQZTa6t03ag3EQZTgF

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-1-5-21-1603059206-2004189698-4139800220-1000\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-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe"	regedit.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.EXE"	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.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\Rfwsrv.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rav.exe	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.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\regedit.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.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\RfwMain.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rfwsrv.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.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
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\RavMoD.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\KAVStart.EXE\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe

Executes dropped EXE 2 IoCs

pid	Process
1956	KavUpda.exe
1884	77ec1a12ee42bcc2718d43a806a2118b~4.exe

Loads dropped DLL 4 IoCs

pid	Process
1160	77ec1a12ee42bcc2718d43a806a2118b.exe
1160	77ec1a12ee42bcc2718d43a806a2118b.exe
1160	77ec1a12ee42bcc2718d43a806a2118b.exe
1160	77ec1a12ee42bcc2718d43a806a2118b.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 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Option.bat	77ec1a12ee42bcc2718d43a806a2118b.exe
File opened for modification	C:\Windows\SysWOW64\Option.bat	KavUpda.exe

Drops file in Windows directory 9 IoCs

description	ioc	Process
File created	C:\Windows\regedt32.sys	77ec1a12ee42bcc2718d43a806a2118b.exe
File opened for modification	C:\Windows\regedt32.sys	KavUpda.exe
File created	C:\Windows\regedt32.sys	KavUpda.exe
File opened for modification	C:\Windows\system\KavUpda.exe	KavUpda.exe
File opened for modification	C:\Windows\Sysinf.bat	KavUpda.exe
File opened for modification	C:\Windows\system\KavUpda.exe	77ec1a12ee42bcc2718d43a806a2118b.exe
File created	C:\Windows\Help\HelpCat.exe	77ec1a12ee42bcc2718d43a806a2118b.exe
File opened for modification	C:\Windows\Help\HelpCat.exe	77ec1a12ee42bcc2718d43a806a2118b.exe
File created	C:\Windows\Sysinf.bat	77ec1a12ee42bcc2718d43a806a2118b.exe

Launches sc.exe 8 IoCs

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

pid	Process
1952	sc.exe
2948	sc.exe
2956	sc.exe
2972	sc.exe
3020	sc.exe
3032	sc.exe
1892	sc.exe
2476	sc.exe

Runs net.exe

Runs regedit.exe 1 IoCs

pid	Process
2616	regedit.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe
Token: 33	1956	KavUpda.exe
Token: SeIncBasePriorityPrivilege	1956	KavUpda.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1160	77ec1a12ee42bcc2718d43a806a2118b.exe
1956	KavUpda.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1160 wrote to memory of 2136	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	28
PID 1160 wrote to memory of 2136	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	28
PID 1160 wrote to memory of 2136	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	28
PID 1160 wrote to memory of 2136	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	28
PID 1160 wrote to memory of 2028	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	30
PID 1160 wrote to memory of 2028	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	30
PID 1160 wrote to memory of 2028	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	30
PID 1160 wrote to memory of 2028	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	30
PID 2028 wrote to memory of 2800	2028	net.exe	32
PID 2028 wrote to memory of 2800	2028	net.exe	32
PID 2028 wrote to memory of 2800	2028	net.exe	32
PID 2028 wrote to memory of 2800	2028	net.exe	32
PID 1160 wrote to memory of 3004	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	33
PID 1160 wrote to memory of 3004	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	33
PID 1160 wrote to memory of 3004	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	33
PID 1160 wrote to memory of 3004	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	33
PID 1160 wrote to memory of 1792	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	34
PID 1160 wrote to memory of 1792	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	34
PID 1160 wrote to memory of 1792	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	34
PID 1160 wrote to memory of 1792	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	34
PID 1160 wrote to memory of 3000	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	36
PID 1160 wrote to memory of 3000	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	36
PID 1160 wrote to memory of 3000	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	36
PID 1160 wrote to memory of 3000	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	36
PID 1160 wrote to memory of 2504	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	38
PID 1160 wrote to memory of 2504	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	38
PID 1160 wrote to memory of 2504	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	38
PID 1160 wrote to memory of 2504	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	38
PID 1160 wrote to memory of 2756	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	43
PID 1160 wrote to memory of 2756	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	43
PID 1160 wrote to memory of 2756	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	43
PID 1160 wrote to memory of 2756	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	43
PID 1160 wrote to memory of 2864	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	42
PID 1160 wrote to memory of 2864	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	42
PID 1160 wrote to memory of 2864	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	42
PID 1160 wrote to memory of 2864	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	42
PID 1160 wrote to memory of 2580	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	45
PID 1160 wrote to memory of 2580	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	45
PID 1160 wrote to memory of 2580	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	45
PID 1160 wrote to memory of 2580	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	45
PID 2864 wrote to memory of 2656	2864	net.exe	46
PID 2864 wrote to memory of 2656	2864	net.exe	46
PID 2864 wrote to memory of 2656	2864	net.exe	46
PID 2864 wrote to memory of 2656	2864	net.exe	46
PID 2504 wrote to memory of 1312	2504	net.exe	50
PID 2504 wrote to memory of 1312	2504	net.exe	50
PID 2504 wrote to memory of 1312	2504	net.exe	50
PID 2504 wrote to memory of 1312	2504	net.exe	50
PID 1160 wrote to memory of 2628	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	49
PID 1160 wrote to memory of 2628	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	49
PID 1160 wrote to memory of 2628	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	49
PID 1160 wrote to memory of 2628	1160	77ec1a12ee42bcc2718d43a806a2118b.exe	49
PID 3000 wrote to memory of 2224	3000	cmd.exe	47
PID 3000 wrote to memory of 2224	3000	cmd.exe	47
PID 3000 wrote to memory of 2224	3000	cmd.exe	47
PID 3000 wrote to memory of 2224	3000	cmd.exe	47
PID 2756 wrote to memory of 2748	2756	net.exe	53
PID 2756 wrote to memory of 2748	2756	net.exe	53
PID 2756 wrote to memory of 2748	2756	net.exe	53
PID 2756 wrote to memory of 2748	2756	net.exe	53
PID 1792 wrote to memory of 2560	1792	cmd.exe	51
PID 1792 wrote to memory of 2560	1792	cmd.exe	51
PID 1792 wrote to memory of 2560	1792	cmd.exe	51
PID 1792 wrote to memory of 2560	1792	cmd.exe	51

Views/modifies file attributes 1 TTPs 16 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2284	attrib.exe
2484	attrib.exe
1336	attrib.exe
2664	attrib.exe
2860	attrib.exe
2520	attrib.exe
1408	attrib.exe
3060	attrib.exe
280	attrib.exe
3016	attrib.exe
1096	attrib.exe
2360	attrib.exe
2176	attrib.exe
2796	attrib.exe
2204	attrib.exe
1644	attrib.exe

C:\Users\Admin\AppData\Local\Temp\77ec1a12ee42bcc2718d43a806a2118b.exe
"C:\Users\Admin\AppData\Local\Temp\77ec1a12ee42bcc2718d43a806a2118b.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1160
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\Option.bat
  2⤵
  PID:2136
- C:\Windows\SysWOW64\net.exe
  net.exe start schedule /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2028
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start schedule /y
    3⤵
    PID:2800
- C:\Windows\SysWOW64\At.exe
  At.exe 5:13:32 PM C:\Windows\Help\HelpCat.exe
  2⤵
  PID:3004
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 5:12:34 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1792
- - C:\Windows\SysWOW64\at.exe
    at 5:12:34 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2560
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 5:15:34 PM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\at.exe
    at 5:15:34 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2224
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:1312
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2864
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:2656
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:2748
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  PID:2580
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:2844
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  PID:2628
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:2928
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:1952
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config SharedAccess start= disabled
  2⤵
  - Launches sc.exe
  PID:2948
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:2956
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:2972
- 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:2616
- 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:280
- 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:548
- 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:1956
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Windows\system32\Option.bat
    3⤵
    PID:744
- - C:\Windows\SysWOW64\net.exe
    net.exe start schedule /y
    3⤵
    PID:2820
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start schedule /y
      4⤵
      PID:972
- - C:\Windows\SysWOW64\At.exe
    At.exe 5:13:36 PM C:\Windows\Help\HelpCat.exe
    3⤵
    PID:640
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 5:12:39 PM C:\Windows\Sysinf.bat
    3⤵
    PID:1476
  - - C:\Windows\SysWOW64\at.exe
      at 5:12:39 PM C:\Windows\Sysinf.bat
      4⤵
      PID:2368
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 5:15:39 PM C:\Windows\Sysinf.bat
    3⤵
    PID:2272
  - - C:\Windows\SysWOW64\at.exe
      at 5:15:39 PM C:\Windows\Sysinf.bat
      4⤵
      PID:2004
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wscsvc /y
    3⤵
    PID:2516
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wscsvc /y
      4⤵
      PID:1968
- - C:\Windows\SysWOW64\net.exe
    net.exe stop sharedaccess /y
    3⤵
    PID:2372
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess /y
      4⤵
      PID:3016
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wuauserv /y
    3⤵
    PID:2068
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wuauserv /y
      4⤵
      PID:1632
- - C:\Windows\SysWOW64\net.exe
    net.exe stop srservice /y
    3⤵
    PID:1220
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop srservice /y
      4⤵
      PID:1184
- - C:\Windows\SysWOW64\net.exe
    net.exe stop 360timeprot /y
    3⤵
    PID:2468
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop 360timeprot /y
      4⤵
      PID:836
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config SharedAccess start= disabled
    3⤵
    - Launches sc.exe
    PID:3020
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:3032
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config wscsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:1892
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:2476
- - 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:1660
- - 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:1092
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1812
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2664
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1088
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1496
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1408
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2312
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2544
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2860
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2188
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:1192
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2204
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2952
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1532
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:3060
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:2948
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2880
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:280
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:3004
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2592
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1644
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1792
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:584
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2520
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:676
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2256
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:3016
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1380
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2060
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2284
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2392
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1184
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2484
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1984
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:844
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1096
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1528
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2376
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1336
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:704
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2480
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2360
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1604
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:1704
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2176
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1688
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2552
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2796
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:108
- C:\Users\Admin\AppData\Local\Temp\77ec1a12ee42bcc2718d43a806a2118b~4.exe
  77ec1a12ee42bcc2718d43a806a2118b~4.exe
  2⤵
  - Executes dropped EXE
  PID:1884

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\77ec1a12ee42bcc2718d43a806a2118b~4.exe

Filesize
30KB

MD5
a48b1c06219a01a60cd8d4d45440bde9

SHA1
34af23607ad5afa9e61b6a96cec811e6bdc50b4a

SHA256
5c3736e37168dae7e431a31d5c4e0d351271d37804787ee3b8fa6e46413ba880

SHA512
8f6b29be451582e47743009d95637f540dea4d7c93e685687e8b8f130a1cf535a4030722367fd4ac49639c19ce35c779c0cfef315eea038d9a4434474c7690f4

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
2.0MB

MD5
eb870843c41ffe9dc22f7497c39e230d

SHA1
4eb6e60b6de195fb74bf39ed7bdd7b510aabc61c

SHA256
04d06686f0dc6516b5ed8872cf1f38bd069a2f424baf5b9707942006a7209718

SHA512
6e554faa5cef56f1ebad2bcc0f4ab07d23e4e64787ef419d1074241764f8d2068899205dd283c64539efe7636a18b730d4414f9a55f383f37f134cb09e591f9b

Download Submit
F:\Autorun.inf

Filesize
237B

MD5
94bcd02c5afd5918b4446345e7a5ded9

SHA1
79839238e84be225132e1382fae6333dfc4906a1

SHA256
5d9f41e4f886926dae2ed8a57807708110d3c6964ab462be21462bff0088d9a1

SHA512
149f6bd49fc3b62fa5f41666bfb3a58060514eec1b61c6aa1ac4c75417c840b028e701eb5533460eb00e2fee8543379564bc47d7477264771d81b99a0caab500

Download Submit
memory/1160-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads