Analysis
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max time kernel
148s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27-01-2025 03:52
Behavioral task
behavioral1
Sample
c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe
Resource
win10v2004-20241007-en
General
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Target
c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe
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Size
1.6MB
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MD5
e958efce539f80462ae95ac806c98e5d
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SHA1
cc4c5c51aad6c941a5d4bd91c0f59bf51ac7e55a
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SHA256
c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4
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SHA512
b9b38104474367f3220081f6c9e5ca29d61a426efbe47c1be743a28e1e7816932b6be6fc8c8a850dc685f3bc921d7f3a130acc75e38670b6faf738a0470872ed
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SSDEEP
12288:bB5a3hizhz/o456rn9lkQ8rxQslgBKR1jl9RL9BVnDXLmoIY7Tm+jZFluq9wd4UT:bkB4tpHlgGjlLHlFoq2d5T
Malware Config
Signatures
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Blackshades
Blackshades is a remote access trojan with various capabilities.
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Blackshades family
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Blackshades payload 12 IoCs
resource yara_rule behavioral1/memory/2760-60-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-59-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-55-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-64-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-66-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-68-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-69-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-70-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-71-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-74-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-77-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral1/memory/2760-79-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades -
Modifies firewall policy service 3 TTPs 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Update\\winupdt.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Windows Updater.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Updater.exe:*:Enabled:Windows Messanger" reg.exe -
Executes dropped EXE 2 IoCs
pid Process 2808 winupdt.exe 2760 winupdt.exe -
Loads dropped DLL 6 IoCs
pid Process 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 2808 winupdt.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Window Updates = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Update\\winupdt.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2808 set thread context of 2760 2808 winupdt.exe 35 -
resource yara_rule behavioral1/memory/1984-0-0x0000000000400000-0x00000000005A8000-memory.dmp upx behavioral1/files/0x00070000000173e4-27.dat upx behavioral1/memory/2808-44-0x0000000000400000-0x00000000005A8000-memory.dmp upx behavioral1/memory/1984-45-0x0000000000400000-0x00000000005A8000-memory.dmp upx behavioral1/memory/2760-60-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-59-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-55-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-54-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2808-63-0x0000000000400000-0x00000000005A8000-memory.dmp upx behavioral1/memory/2760-51-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-64-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-66-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-68-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-69-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-70-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-71-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-74-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-77-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2760-79-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 13 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 1480 reg.exe 1792 reg.exe 2984 reg.exe 1552 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 2760 winupdt.exe Token: SeCreateTokenPrivilege 2760 winupdt.exe Token: SeAssignPrimaryTokenPrivilege 2760 winupdt.exe Token: SeLockMemoryPrivilege 2760 winupdt.exe Token: SeIncreaseQuotaPrivilege 2760 winupdt.exe Token: SeMachineAccountPrivilege 2760 winupdt.exe Token: SeTcbPrivilege 2760 winupdt.exe Token: SeSecurityPrivilege 2760 winupdt.exe Token: SeTakeOwnershipPrivilege 2760 winupdt.exe Token: SeLoadDriverPrivilege 2760 winupdt.exe Token: SeSystemProfilePrivilege 2760 winupdt.exe Token: SeSystemtimePrivilege 2760 winupdt.exe Token: SeProfSingleProcessPrivilege 2760 winupdt.exe Token: SeIncBasePriorityPrivilege 2760 winupdt.exe Token: SeCreatePagefilePrivilege 2760 winupdt.exe Token: SeCreatePermanentPrivilege 2760 winupdt.exe Token: SeBackupPrivilege 2760 winupdt.exe Token: SeRestorePrivilege 2760 winupdt.exe Token: SeShutdownPrivilege 2760 winupdt.exe Token: SeDebugPrivilege 2760 winupdt.exe Token: SeAuditPrivilege 2760 winupdt.exe Token: SeSystemEnvironmentPrivilege 2760 winupdt.exe Token: SeChangeNotifyPrivilege 2760 winupdt.exe Token: SeRemoteShutdownPrivilege 2760 winupdt.exe Token: SeUndockPrivilege 2760 winupdt.exe Token: SeSyncAgentPrivilege 2760 winupdt.exe Token: SeEnableDelegationPrivilege 2760 winupdt.exe Token: SeManageVolumePrivilege 2760 winupdt.exe Token: SeImpersonatePrivilege 2760 winupdt.exe Token: SeCreateGlobalPrivilege 2760 winupdt.exe Token: 31 2760 winupdt.exe Token: 32 2760 winupdt.exe Token: 33 2760 winupdt.exe Token: 34 2760 winupdt.exe Token: 35 2760 winupdt.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 2808 winupdt.exe 2760 winupdt.exe 2760 winupdt.exe 2760 winupdt.exe -
Suspicious use of WriteProcessMemory 53 IoCs
description pid Process procid_target PID 1984 wrote to memory of 1780 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 31 PID 1984 wrote to memory of 1780 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 31 PID 1984 wrote to memory of 1780 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 31 PID 1984 wrote to memory of 1780 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 31 PID 1780 wrote to memory of 2696 1780 cmd.exe 33 PID 1780 wrote to memory of 2696 1780 cmd.exe 33 PID 1780 wrote to memory of 2696 1780 cmd.exe 33 PID 1780 wrote to memory of 2696 1780 cmd.exe 33 PID 1984 wrote to memory of 2808 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 34 PID 1984 wrote to memory of 2808 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 34 PID 1984 wrote to memory of 2808 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 34 PID 1984 wrote to memory of 2808 1984 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 34 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2808 wrote to memory of 2760 2808 winupdt.exe 35 PID 2760 wrote to memory of 2556 2760 winupdt.exe 36 PID 2760 wrote to memory of 2556 2760 winupdt.exe 36 PID 2760 wrote to memory of 2556 2760 winupdt.exe 36 PID 2760 wrote to memory of 2556 2760 winupdt.exe 36 PID 2760 wrote to memory of 2552 2760 winupdt.exe 37 PID 2760 wrote to memory of 2552 2760 winupdt.exe 37 PID 2760 wrote to memory of 2552 2760 winupdt.exe 37 PID 2760 wrote to memory of 2552 2760 winupdt.exe 37 PID 2760 wrote to memory of 2588 2760 winupdt.exe 39 PID 2760 wrote to memory of 2588 2760 winupdt.exe 39 PID 2760 wrote to memory of 2588 2760 winupdt.exe 39 PID 2760 wrote to memory of 2588 2760 winupdt.exe 39 PID 2760 wrote to memory of 2620 2760 winupdt.exe 40 PID 2760 wrote to memory of 2620 2760 winupdt.exe 40 PID 2760 wrote to memory of 2620 2760 winupdt.exe 40 PID 2760 wrote to memory of 2620 2760 winupdt.exe 40 PID 2556 wrote to memory of 2984 2556 cmd.exe 43 PID 2556 wrote to memory of 2984 2556 cmd.exe 43 PID 2556 wrote to memory of 2984 2556 cmd.exe 43 PID 2556 wrote to memory of 2984 2556 cmd.exe 43 PID 2552 wrote to memory of 1552 2552 cmd.exe 44 PID 2552 wrote to memory of 1552 2552 cmd.exe 44 PID 2552 wrote to memory of 1552 2552 cmd.exe 44 PID 2552 wrote to memory of 1552 2552 cmd.exe 44 PID 2588 wrote to memory of 1480 2588 cmd.exe 45 PID 2588 wrote to memory of 1480 2588 cmd.exe 45 PID 2588 wrote to memory of 1480 2588 cmd.exe 45 PID 2588 wrote to memory of 1480 2588 cmd.exe 45 PID 2620 wrote to memory of 1792 2620 cmd.exe 47 PID 2620 wrote to memory of 1792 2620 cmd.exe 47 PID 2620 wrote to memory of 1792 2620 cmd.exe 47 PID 2620 wrote to memory of 1792 2620 cmd.exe 47
Processes
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C:\Users\Admin\AppData\Local\Temp\c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe"C:\Users\Admin\AppData\Local\Temp\c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\KqjJZ.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1780 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Window Updates" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2696
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C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe"C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2808 -
C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe"C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2760 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2556 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2984
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1552
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1480
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2620 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1792
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
158B
MD51954c7e666c5b4d1117ef07bc0c9b8ec
SHA1559e3c0273c1463e9184027b749bdaad0a372681
SHA25635e0dbc8b455ca38976157ce9d0293fd6cdca20f46f1cb69058a1e0f0af6f693
SHA5123939de8d0ab7e67b59ff8bebed5580dafd38d8785193fd42a289728500761a68b9e6660605e19e10d4278dd106fea4b273a208f25485e7389c8f19b2958c926a
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Filesize
1.6MB
MD5ec1e9b3909528d1b994bb55fa87e4678
SHA1c1d8b24878d00abb275ed5f76c463b9ac4d23bf0
SHA256dd7c707376a274fe656b9c09ca4449f41334befa70042a2757f04ac30741b7c9
SHA512845b61b1918b0be9041bcbb29af6f7cbe750966e821b145f80a8ddff1c21980ae79aa38c521b87420544c898c39b7b7067021db1f67c855ea261c9ee1d6b5332