Analysis
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max time kernel
119s -
max time network
108s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2025 16:50
Behavioral task
behavioral1
Sample
f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe
Resource
win10v2004-20241007-en
General
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Target
f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe
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Size
1.5MB
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MD5
0b3dfd8f1b1c935be8634a449b5a9a10
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SHA1
f52217a5afbbe2c70ea9c33fe4b259cb87e45178
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SHA256
f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb
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SHA512
af08ddc9ed3d368e799695afe1af44de5f6888af15e523ff46fb2e2e99c0eae6cae2341893bba17c35ffd5860a2627ea92761d4128288332c1ec1e89e737b6ac
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SSDEEP
12288:Y+Qf9NxkERr1JzrDTzz7wHxhW88KH6Yn77TCNp8jToZGrhR0ZooSl:Ox0j8KaYnfTYp8/oZMGZi
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 9 IoCs
resource yara_rule behavioral2/memory/3604-35-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3604-40-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3604-39-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3604-52-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3604-54-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3604-56-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3604-59-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3604-61-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3604-77-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades -
Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe = "C:\\Users\\Admin\\AppData\\Roaming\\darkeye-nosttingspersistent2.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List 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 reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\winlogon.exe = "C:\\Users\\Admin\\AppData\\Roaming\\winlogon.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 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe -
Executes dropped EXE 3 IoCs
pid Process 1208 winlogon.exe 3604 winlogon.exe 4080 winlogon.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1208 set thread context of 3604 1208 winlogon.exe 88 PID 1208 set thread context of 4080 1208 winlogon.exe 89 -
resource yara_rule behavioral2/memory/3616-0-0x0000000000400000-0x000000000058F000-memory.dmp upx behavioral2/files/0x0008000000023cbb-16.dat upx behavioral2/memory/3616-30-0x0000000000400000-0x000000000058F000-memory.dmp upx behavioral2/memory/3604-31-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3604-35-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3604-34-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/4080-50-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1208-51-0x0000000000400000-0x000000000058F000-memory.dmp upx behavioral2/memory/4080-47-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/4080-46-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/4080-41-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3604-40-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3604-39-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3604-52-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/4080-53-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3604-54-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3604-56-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3604-59-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3604-61-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3604-77-0x0000000000400000-0x000000000045D000-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 14 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 winlogon.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winlogon.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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.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 reg.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 winlogon.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 1664 reg.exe 1728 reg.exe 3064 reg.exe 4432 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 3604 winlogon.exe Token: SeCreateTokenPrivilege 3604 winlogon.exe Token: SeAssignPrimaryTokenPrivilege 3604 winlogon.exe Token: SeLockMemoryPrivilege 3604 winlogon.exe Token: SeIncreaseQuotaPrivilege 3604 winlogon.exe Token: SeMachineAccountPrivilege 3604 winlogon.exe Token: SeTcbPrivilege 3604 winlogon.exe Token: SeSecurityPrivilege 3604 winlogon.exe Token: SeTakeOwnershipPrivilege 3604 winlogon.exe Token: SeLoadDriverPrivilege 3604 winlogon.exe Token: SeSystemProfilePrivilege 3604 winlogon.exe Token: SeSystemtimePrivilege 3604 winlogon.exe Token: SeProfSingleProcessPrivilege 3604 winlogon.exe Token: SeIncBasePriorityPrivilege 3604 winlogon.exe Token: SeCreatePagefilePrivilege 3604 winlogon.exe Token: SeCreatePermanentPrivilege 3604 winlogon.exe Token: SeBackupPrivilege 3604 winlogon.exe Token: SeRestorePrivilege 3604 winlogon.exe Token: SeShutdownPrivilege 3604 winlogon.exe Token: SeDebugPrivilege 3604 winlogon.exe Token: SeAuditPrivilege 3604 winlogon.exe Token: SeSystemEnvironmentPrivilege 3604 winlogon.exe Token: SeChangeNotifyPrivilege 3604 winlogon.exe Token: SeRemoteShutdownPrivilege 3604 winlogon.exe Token: SeUndockPrivilege 3604 winlogon.exe Token: SeSyncAgentPrivilege 3604 winlogon.exe Token: SeEnableDelegationPrivilege 3604 winlogon.exe Token: SeManageVolumePrivilege 3604 winlogon.exe Token: SeImpersonatePrivilege 3604 winlogon.exe Token: SeCreateGlobalPrivilege 3604 winlogon.exe Token: 31 3604 winlogon.exe Token: 32 3604 winlogon.exe Token: 33 3604 winlogon.exe Token: 34 3604 winlogon.exe Token: 35 3604 winlogon.exe Token: SeDebugPrivilege 4080 winlogon.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3616 f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe 1208 winlogon.exe 3604 winlogon.exe 3604 winlogon.exe 4080 winlogon.exe 3604 winlogon.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 3616 wrote to memory of 5028 3616 f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe 83 PID 3616 wrote to memory of 5028 3616 f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe 83 PID 3616 wrote to memory of 5028 3616 f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe 83 PID 5028 wrote to memory of 2388 5028 cmd.exe 86 PID 5028 wrote to memory of 2388 5028 cmd.exe 86 PID 5028 wrote to memory of 2388 5028 cmd.exe 86 PID 3616 wrote to memory of 1208 3616 f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe 87 PID 3616 wrote to memory of 1208 3616 f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe 87 PID 3616 wrote to memory of 1208 3616 f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe 87 PID 1208 wrote to memory of 3604 1208 winlogon.exe 88 PID 1208 wrote to memory of 3604 1208 winlogon.exe 88 PID 1208 wrote to memory of 3604 1208 winlogon.exe 88 PID 1208 wrote to memory of 3604 1208 winlogon.exe 88 PID 1208 wrote to memory of 3604 1208 winlogon.exe 88 PID 1208 wrote to memory of 3604 1208 winlogon.exe 88 PID 1208 wrote to memory of 3604 1208 winlogon.exe 88 PID 1208 wrote to memory of 3604 1208 winlogon.exe 88 PID 1208 wrote to memory of 4080 1208 winlogon.exe 89 PID 1208 wrote to memory of 4080 1208 winlogon.exe 89 PID 1208 wrote to memory of 4080 1208 winlogon.exe 89 PID 1208 wrote to memory of 4080 1208 winlogon.exe 89 PID 1208 wrote to memory of 4080 1208 winlogon.exe 89 PID 1208 wrote to memory of 4080 1208 winlogon.exe 89 PID 1208 wrote to memory of 4080 1208 winlogon.exe 89 PID 1208 wrote to memory of 4080 1208 winlogon.exe 89 PID 3604 wrote to memory of 2280 3604 winlogon.exe 90 PID 3604 wrote to memory of 2280 3604 winlogon.exe 90 PID 3604 wrote to memory of 2280 3604 winlogon.exe 90 PID 3604 wrote to memory of 1316 3604 winlogon.exe 91 PID 3604 wrote to memory of 1316 3604 winlogon.exe 91 PID 3604 wrote to memory of 1316 3604 winlogon.exe 91 PID 3604 wrote to memory of 3752 3604 winlogon.exe 92 PID 3604 wrote to memory of 3752 3604 winlogon.exe 92 PID 3604 wrote to memory of 3752 3604 winlogon.exe 92 PID 3604 wrote to memory of 4380 3604 winlogon.exe 93 PID 3604 wrote to memory of 4380 3604 winlogon.exe 93 PID 3604 wrote to memory of 4380 3604 winlogon.exe 93 PID 3752 wrote to memory of 1664 3752 cmd.exe 98 PID 3752 wrote to memory of 1664 3752 cmd.exe 98 PID 3752 wrote to memory of 1664 3752 cmd.exe 98 PID 2280 wrote to memory of 1728 2280 cmd.exe 99 PID 2280 wrote to memory of 1728 2280 cmd.exe 99 PID 2280 wrote to memory of 1728 2280 cmd.exe 99 PID 4380 wrote to memory of 3064 4380 cmd.exe 100 PID 4380 wrote to memory of 3064 4380 cmd.exe 100 PID 4380 wrote to memory of 3064 4380 cmd.exe 100 PID 1316 wrote to memory of 4432 1316 cmd.exe 101 PID 1316 wrote to memory of 4432 1316 cmd.exe 101 PID 1316 wrote to memory of 4432 1316 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe"C:\Users\Admin\AppData\Local\Temp\f38ea5552f8c87f5e05f4aa2f08d96ded0ba7231c2c4f92b1000e9db35c721bb.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3616 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\TSNMH.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5028 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Winlogon" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2388
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C:\Users\Admin\AppData\Roaming\winlogon.exe"C:\Users\Admin\AppData\Roaming\winlogon.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Users\Admin\AppData\Roaming\winlogon.exeC:\Users\Admin\AppData\Roaming\winlogon.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3604 -
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:2280 -
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:1728
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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\winlogon.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1316 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\winlogon.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4432
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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:3752 -
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:1664
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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\darkeye-nosttingspersistent2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4380 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3064
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C:\Users\Admin\AppData\Roaming\winlogon.exeC:\Users\Admin\AppData\Roaming\winlogon.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4080
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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
138B
MD54da6717f2c70f4bd32ad33a227a2ff47
SHA13d7f7159e1f695bd469287d1ad4ffa0841b407a8
SHA256a12bb2e5d2fb0b3c400ce311fae72995a00b57a97d23e4b9effec47cff189d07
SHA5126765314054ad9bf2164058248f3d3a17775176925abbe4376aec030dca3a5e59be8b9e96139941fec2b2e1a9bff38f87abdb29ea09a299d8ab7e23ecec4083df
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Filesize
1.5MB
MD5b0287f00dd43f401bdb7dbef1b04609e
SHA1175ff4bb068f2fde246ef82c980c30c51fa1ba60
SHA256989ecc66688bb87ab30ebf66cfb1c7e4404b9e972ea1eb4e511dbe816216d597
SHA5129b89b06c914a4681faaf27f2f897bca53cefb44dccd20f73abb06809476ebe0d913d852b7745f0dbee5df51bbe5f53428c642fe7ca3dddaea47769c1b301e25b