0fb1310d8730b5c9f697bc63cfe0b61fa82ecdb7ea16ff88018f8a6ad5fa8df8

Analysis

max time kernel
166s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 10:58

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General

Target

18fb3e6d33a8812483cadae86974f974.exe
Size

753KB
MD5

18fb3e6d33a8812483cadae86974f974
SHA1

408053279cd4d44d073182cdeb5e838407f63fc9
SHA256

0fb1310d8730b5c9f697bc63cfe0b61fa82ecdb7ea16ff88018f8a6ad5fa8df8
SHA512

439178f3e16a5b581280347d68dde045d9209ae3fc342b50ceda7fc29377843ca3d1e9e5f1bd36f7ac497f3c0a3c125b9dc43e00bcc44c8cabb4cb5008b2f087
SSDEEP

6144:UZfec9EbXDk6Rk8K6rG1VVE+Ih/UOPSe570Szp3Znmy+g4yuHOhrG1VVE+Ih/UO5:UZWtI6RkAupOB06GOlupOB062H4

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-1-5-21-1815711207-1844170477-3539718864-1000\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 (int)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\5 = "CCenter.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\7 = "RavStub.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\15 = "KAVStart.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "Rfwsrv.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "RavMoD.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\8 = "RavService.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\10 = "rfwcfg.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\11 = "KPFW32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\14 = "KAV32.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "avp.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "RfwMain.exe"	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\6 = "RavMon.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\9 = "Rav.exe"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\12 = "KPFW32X.EXE"	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\13 = "KAVPFW.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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rfwsrv.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RfwMain.exe	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rfwsrv.exe	regedit.exe
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\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\RavMoD.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMoD.exe\Debugger = "D:\\RECYCLER\\????8.exe"	regedit.exe
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\Rav.exe\Debugger = "D:\\RECYCLER\\????8.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\regedit.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\360Safe.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

Executes dropped EXE 2 IoCs

pid	Process
3132	KavUpda.exe
2432	18fb3e6d33a8812483cadae86974f974~4.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	18fb3e6d33a8812483cadae86974f974.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\Sysinf.bat	18fb3e6d33a8812483cadae86974f974.exe
File created	C:\Windows\regedt32.sys	18fb3e6d33a8812483cadae86974f974.exe
File opened for modification	C:\Windows\system\KavUpda.exe	KavUpda.exe
File opened for modification	C:\Windows\Sysinf.bat	KavUpda.exe
File created	C:\Windows\regedt32.sys	KavUpda.exe
File opened for modification	C:\Windows\system\KavUpda.exe	18fb3e6d33a8812483cadae86974f974.exe
File created	C:\Windows\Help\HelpCat.exe	18fb3e6d33a8812483cadae86974f974.exe
File opened for modification	C:\Windows\Help\HelpCat.exe	18fb3e6d33a8812483cadae86974f974.exe
File opened for modification	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
4548	sc.exe
1344	sc.exe
2872	sc.exe
2208	sc.exe
620	sc.exe
1064	sc.exe
3516	sc.exe
3960	sc.exe

Runs net.exe

Runs regedit.exe 1 IoCs

pid	Process
316	regedit.exe

Suspicious use of AdjustPrivilegeToken 38 IoCs

description	pid	Process
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe
Token: 33	3132	KavUpda.exe
Token: SeIncBasePriorityPrivilege	3132	KavUpda.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2740	18fb3e6d33a8812483cadae86974f974.exe
3132	KavUpda.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 4820	2740	18fb3e6d33a8812483cadae86974f974.exe	89
PID 2740 wrote to memory of 4820	2740	18fb3e6d33a8812483cadae86974f974.exe	89
PID 2740 wrote to memory of 4820	2740	18fb3e6d33a8812483cadae86974f974.exe	89
PID 2740 wrote to memory of 2000	2740	18fb3e6d33a8812483cadae86974f974.exe	92
PID 2740 wrote to memory of 2000	2740	18fb3e6d33a8812483cadae86974f974.exe	92
PID 2740 wrote to memory of 2000	2740	18fb3e6d33a8812483cadae86974f974.exe	92
PID 2000 wrote to memory of 4868	2000	net.exe	94
PID 2000 wrote to memory of 4868	2000	net.exe	94
PID 2000 wrote to memory of 4868	2000	net.exe	94
PID 2740 wrote to memory of 1680	2740	18fb3e6d33a8812483cadae86974f974.exe	95
PID 2740 wrote to memory of 1680	2740	18fb3e6d33a8812483cadae86974f974.exe	95
PID 2740 wrote to memory of 1680	2740	18fb3e6d33a8812483cadae86974f974.exe	95
PID 2740 wrote to memory of 4212	2740	18fb3e6d33a8812483cadae86974f974.exe	96
PID 2740 wrote to memory of 4212	2740	18fb3e6d33a8812483cadae86974f974.exe	96
PID 2740 wrote to memory of 4212	2740	18fb3e6d33a8812483cadae86974f974.exe	96
PID 2740 wrote to memory of 2280	2740	18fb3e6d33a8812483cadae86974f974.exe	98
PID 2740 wrote to memory of 2280	2740	18fb3e6d33a8812483cadae86974f974.exe	98
PID 2740 wrote to memory of 2280	2740	18fb3e6d33a8812483cadae86974f974.exe	98
PID 2740 wrote to memory of 3760	2740	18fb3e6d33a8812483cadae86974f974.exe	101
PID 2740 wrote to memory of 3760	2740	18fb3e6d33a8812483cadae86974f974.exe	101
PID 2740 wrote to memory of 3760	2740	18fb3e6d33a8812483cadae86974f974.exe	101
PID 2740 wrote to memory of 1396	2740	18fb3e6d33a8812483cadae86974f974.exe	100
PID 2740 wrote to memory of 1396	2740	18fb3e6d33a8812483cadae86974f974.exe	100
PID 2740 wrote to memory of 1396	2740	18fb3e6d33a8812483cadae86974f974.exe	100
PID 2740 wrote to memory of 3780	2740	18fb3e6d33a8812483cadae86974f974.exe	104
PID 2740 wrote to memory of 3780	2740	18fb3e6d33a8812483cadae86974f974.exe	104
PID 2740 wrote to memory of 3780	2740	18fb3e6d33a8812483cadae86974f974.exe	104
PID 2740 wrote to memory of 4916	2740	18fb3e6d33a8812483cadae86974f974.exe	107
PID 2740 wrote to memory of 4916	2740	18fb3e6d33a8812483cadae86974f974.exe	107
PID 2740 wrote to memory of 4916	2740	18fb3e6d33a8812483cadae86974f974.exe	107
PID 2740 wrote to memory of 2392	2740	18fb3e6d33a8812483cadae86974f974.exe	109
PID 2740 wrote to memory of 2392	2740	18fb3e6d33a8812483cadae86974f974.exe	109
PID 2740 wrote to memory of 2392	2740	18fb3e6d33a8812483cadae86974f974.exe	109
PID 2740 wrote to memory of 2208	2740	18fb3e6d33a8812483cadae86974f974.exe	110
PID 2740 wrote to memory of 2208	2740	18fb3e6d33a8812483cadae86974f974.exe	110
PID 2740 wrote to memory of 2208	2740	18fb3e6d33a8812483cadae86974f974.exe	110
PID 3760 wrote to memory of 1400	3760	net.exe	120
PID 3760 wrote to memory of 1400	3760	net.exe	120
PID 3760 wrote to memory of 1400	3760	net.exe	120
PID 2740 wrote to memory of 620	2740	18fb3e6d33a8812483cadae86974f974.exe	112
PID 2740 wrote to memory of 620	2740	18fb3e6d33a8812483cadae86974f974.exe	112
PID 2740 wrote to memory of 620	2740	18fb3e6d33a8812483cadae86974f974.exe	112
PID 1396 wrote to memory of 3000	1396	net.exe	118
PID 1396 wrote to memory of 3000	1396	net.exe	118
PID 1396 wrote to memory of 3000	1396	net.exe	118
PID 3780 wrote to memory of 4544	3780	net.exe	114
PID 3780 wrote to memory of 4544	3780	net.exe	114
PID 3780 wrote to memory of 4544	3780	net.exe	114
PID 2740 wrote to memory of 3516	2740	18fb3e6d33a8812483cadae86974f974.exe	117
PID 2740 wrote to memory of 3516	2740	18fb3e6d33a8812483cadae86974f974.exe	117
PID 2740 wrote to memory of 3516	2740	18fb3e6d33a8812483cadae86974f974.exe	117
PID 2740 wrote to memory of 1064	2740	18fb3e6d33a8812483cadae86974f974.exe	115
PID 2740 wrote to memory of 1064	2740	18fb3e6d33a8812483cadae86974f974.exe	115
PID 2740 wrote to memory of 1064	2740	18fb3e6d33a8812483cadae86974f974.exe	115
PID 2740 wrote to memory of 316	2740	18fb3e6d33a8812483cadae86974f974.exe	123
PID 2740 wrote to memory of 316	2740	18fb3e6d33a8812483cadae86974f974.exe	123
PID 2740 wrote to memory of 316	2740	18fb3e6d33a8812483cadae86974f974.exe	123
PID 2280 wrote to memory of 788	2280	cmd.exe	122
PID 2280 wrote to memory of 788	2280	cmd.exe	122
PID 2280 wrote to memory of 788	2280	cmd.exe	122
PID 2392 wrote to memory of 1324	2392	net.exe	124
PID 2392 wrote to memory of 1324	2392	net.exe	124
PID 2392 wrote to memory of 1324	2392	net.exe	124
PID 4916 wrote to memory of 4352	4916	net.exe	125

Views/modifies file attributes 1 TTPs 13 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4108	attrib.exe
1616	attrib.exe
4528	attrib.exe
2824	attrib.exe
2340	attrib.exe
4040	attrib.exe
1692	attrib.exe
1848	attrib.exe
4728	attrib.exe
3952	attrib.exe
224	attrib.exe
1492	attrib.exe
3476	attrib.exe

C:\Users\Admin\AppData\Local\Temp\18fb3e6d33a8812483cadae86974f974.exe
"C:\Users\Admin\AppData\Local\Temp\18fb3e6d33a8812483cadae86974f974.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
  2⤵
  PID:4820
- C:\Windows\SysWOW64\net.exe
  net.exe start schedule /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start schedule /y
    3⤵
    PID:4868
- C:\Windows\SysWOW64\At.exe
  At.exe 1:45:55 AM C:\Windows\Help\HelpCat.exe
  2⤵
  PID:1680
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 1:44:57 AM C:\Windows\Sysinf.bat
  2⤵
  PID:4212
- - C:\Windows\SysWOW64\at.exe
    at 1:44:57 AM C:\Windows\Sysinf.bat
    3⤵
    PID:3988
- C:\Windows\SysWOW64\cmd.exe
  cmd /c at 1:47:57 AM C:\Windows\Sysinf.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\at.exe
    at 1:47:57 AM C:\Windows\Sysinf.bat
    3⤵
    PID:788
- C:\Windows\SysWOW64\net.exe
  net.exe stop sharedaccess /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1396
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop sharedaccess /y
    3⤵
    PID:3000
- C:\Windows\SysWOW64\net.exe
  net.exe stop wscsvc /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3760
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wscsvc /y
    3⤵
    PID:1400
- C:\Windows\SysWOW64\net.exe
  net.exe stop wuauserv /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3780
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop wuauserv /y
    3⤵
    PID:4544
- C:\Windows\SysWOW64\net.exe
  net.exe stop srservice /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4916
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop srservice /y
    3⤵
    PID:4352
- C:\Windows\SysWOW64\net.exe
  net.exe stop 360timeprot /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop 360timeprot /y
    3⤵
    PID:1324
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:2208
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config SharedAccess start= disabled
  2⤵
  - Launches sc.exe
  PID:620
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config srservice start= disabled
  2⤵
  - Launches sc.exe
  PID:1064
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:3516
- 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:316
- 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:2912
- 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:3500
- 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:3132
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
    3⤵
    PID:1940
- - C:\Windows\SysWOW64\net.exe
    net.exe start schedule /y
    3⤵
    PID:1832
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start schedule /y
      4⤵
      PID:1180
- - C:\Windows\SysWOW64\At.exe
    At.exe 1:45:59 AM C:\Windows\Help\HelpCat.exe
    3⤵
    PID:4040
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 1:48:08 AM C:\Windows\Sysinf.bat
    3⤵
    PID:4528
  - - C:\Windows\SysWOW64\at.exe
      at 1:48:08 AM C:\Windows\Sysinf.bat
      4⤵
      PID:3672
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c at 1:45:08 AM C:\Windows\Sysinf.bat
    3⤵
    PID:1404
  - - C:\Windows\SysWOW64\at.exe
      at 1:45:08 AM C:\Windows\Sysinf.bat
      4⤵
      PID:728
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wscsvc /y
    3⤵
    PID:3820
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wscsvc /y
      4⤵
      PID:3592
- - C:\Windows\SysWOW64\net.exe
    net.exe stop sharedaccess /y
    3⤵
    PID:4408
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess /y
      4⤵
      PID:4604
- - C:\Windows\SysWOW64\net.exe
    net.exe stop wuauserv /y
    3⤵
    PID:1080
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop wuauserv /y
      4⤵
      PID:3500
- - C:\Windows\SysWOW64\net.exe
    net.exe stop srservice /y
    3⤵
    PID:3312
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop srservice /y
      4⤵
      PID:620
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:3960
- - C:\Windows\SysWOW64\net.exe
    net.exe stop 360timeprot /y
    3⤵
    PID:4756
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop 360timeprot /y
      4⤵
      PID:2032
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config SharedAccess start= disabled
    3⤵
    - Launches sc.exe
    PID:4548
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config wscsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:1344
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe config srservice start= disabled
    3⤵
    - Launches sc.exe
    PID:2872
- - 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:4288
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1324
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2784
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:4108
- - 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:2208
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2392
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:4040
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1140
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:936
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:4960
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:3952
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:4884
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1616
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:3040
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2708
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:4528
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:396
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:2908
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:3956
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:224
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:3432
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1848
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:4496
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:3112
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1692
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:1120
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:3280
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:1492
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:3076
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:2288
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2824
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:4612
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:2392
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:2340
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:3592
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
    3⤵
    PID:668
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r C:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:4728
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir C:\Autorun.inf /s /q
    3⤵
    PID:4528
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -s -h -r F:\Autorun.inf\*.* /s /d
    3⤵
    PID:976
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -s -h -r F:\Autorun.inf\*.* /s /d
      4⤵
      Views/modifies file attributes
      PID:3476
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c rmdir F:\Autorun.inf /s /q
    3⤵
    PID:1480
- C:\Users\Admin\AppData\Local\Temp\18fb3e6d33a8812483cadae86974f974~4.exe
  18fb3e6d33a8812483cadae86974f974~4.exe
  2⤵
  - Executes dropped EXE
  PID:2432

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:\Users\Admin\AppData\Local\Temp\18fb3e6d33a8812483cadae86974f974~4.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\System\KavUpda.exe

Filesize
722KB

MD5
db36674f2202373653bc6ad279e136a6

SHA1
61646e07bc90526ee2a468dddf92eac27c4d879b

SHA256
4647393d169e4619e71f0ab4b637d6064ee8c7a2f85606c03abd3e1fe87883fb

SHA512
f97ab76712dbdfc0dd6d8511dc1c39fd36fc01e2c92954bd8be1d9732cbd3d83d9b2962dd10a3af2ff5edf44d03402f37b7da14b9cdb8f4f1265035b397ba9fa

Download Submit
C:\Windows\regedt32.sys

Filesize
2KB

MD5
e7d7ec66bd61fac3843c98650b0c68f6

SHA1
a15ae06e1be51038863650746368a71024539bac

SHA256
6475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8

SHA512
ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6

Download Submit
F:\Autorun.inf

Filesize
237B

MD5
94bcd02c5afd5918b4446345e7a5ded9

SHA1
79839238e84be225132e1382fae6333dfc4906a1

SHA256
5d9f41e4f886926dae2ed8a57807708110d3c6964ab462be21462bff0088d9a1

SHA512
149f6bd49fc3b62fa5f41666bfb3a58060514eec1b61c6aa1ac4c75417c840b028e701eb5533460eb00e2fee8543379564bc47d7477264771d81b99a0caab500

Download Submit
memory/2740-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads