Analysis
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max time kernel
151s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14-09-2024 06:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Instalador.exe
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
Behavioral task
behavioral2
Sample
Instalador.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
16 signatures
150 seconds
General
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Target
Instalador.exe
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Size
30.2MB
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MD5
d5dccffd360ceaec6d69c055c57a5c6b
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SHA1
b291c5d858050a0a8c1da4c000c54efb5b34dc97
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SHA256
09d5dee2d65a5b9edbb9a72e74ddc87b3a417ab46c50f516d3407a2099ebd369
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SHA512
05e9b94867927297dfd3d0426c254affa68f7fe065ea174ef86e02d0dafdc2565667c0888a5b75e405df27a5b8e80e31bf101ddc93986ee5fe5e057ec0defd1e
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SSDEEP
393216:brHzHCocEm3j9kYnq5CIA8F87VzgEFlQ1C:bLzH3VIj9k0aCIAN
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2908 netsh.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8d7a6e97250cfdcfb2f43bde7d8be8be.exe WindowsServices.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8d7a6e97250cfdcfb2f43bde7d8be8be.exe WindowsServices.exe -
Executes dropped EXE 3 IoCs
pid Process 2064 Installer.exe 2364 CS2.exe 2692 WindowsServices.exe -
Loads dropped DLL 4 IoCs
pid Process 1568 Instalador.exe 1568 Instalador.exe 2364 CS2.exe 2364 CS2.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\8d7a6e97250cfdcfb2f43bde7d8be8be = "\"C:\\Windows\\WindowsServices.exe\" .." WindowsServices.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\8d7a6e97250cfdcfb2f43bde7d8be8be = "\"C:\\Windows\\WindowsServices.exe\" .." WindowsServices.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\WindowsServices.exe CS2.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 Instalador.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CS2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WindowsServices.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe 2364 CS2.exe -
Suspicious use of AdjustPrivilegeToken 34 IoCs
description pid Process Token: SeDebugPrivilege 2364 CS2.exe Token: SeDebugPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe Token: 33 2692 WindowsServices.exe Token: SeIncBasePriorityPrivilege 2692 WindowsServices.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1568 Instalador.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 1568 wrote to memory of 2064 1568 Instalador.exe 29 PID 1568 wrote to memory of 2064 1568 Instalador.exe 29 PID 1568 wrote to memory of 2064 1568 Instalador.exe 29 PID 1568 wrote to memory of 2064 1568 Instalador.exe 29 PID 1568 wrote to memory of 2364 1568 Instalador.exe 30 PID 1568 wrote to memory of 2364 1568 Instalador.exe 30 PID 1568 wrote to memory of 2364 1568 Instalador.exe 30 PID 1568 wrote to memory of 2364 1568 Instalador.exe 30 PID 1568 wrote to memory of 2364 1568 Instalador.exe 30 PID 1568 wrote to memory of 2364 1568 Instalador.exe 30 PID 1568 wrote to memory of 2364 1568 Instalador.exe 30 PID 2364 wrote to memory of 2692 2364 CS2.exe 31 PID 2364 wrote to memory of 2692 2364 CS2.exe 31 PID 2364 wrote to memory of 2692 2364 CS2.exe 31 PID 2364 wrote to memory of 2692 2364 CS2.exe 31 PID 2364 wrote to memory of 2692 2364 CS2.exe 31 PID 2364 wrote to memory of 2692 2364 CS2.exe 31 PID 2364 wrote to memory of 2692 2364 CS2.exe 31 PID 2692 wrote to memory of 2908 2692 WindowsServices.exe 32 PID 2692 wrote to memory of 2908 2692 WindowsServices.exe 32 PID 2692 wrote to memory of 2908 2692 WindowsServices.exe 32 PID 2692 wrote to memory of 2908 2692 WindowsServices.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\Instalador.exe"C:\Users\Admin\AppData\Local\Temp\Instalador.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1568 -
C:\Users\Admin\AppData\Local\Temp\Installer.exe"C:\Users\Admin\AppData\Local\Temp\Installer.exe"2⤵
- Executes dropped EXE
PID:2064
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C:\Users\Admin\AppData\Local\Temp\CS2.exe"C:\Users\Admin\AppData\Local\Temp\CS2.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Windows\WindowsServices.exe"C:\Windows\WindowsServices.exe"3⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Windows\WindowsServices.exe" "WindowsServices.exe" ENABLE4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2908
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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
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
158KB
MD5cfd9a9ce7d9a83a7e44d98cafdd60244
SHA1437d221412b246105f6320d30571aaa5d067667a
SHA256202ed673801923a139027a9d938896f689521bc2a1773d2f550d7cb6ad60aa33
SHA512c0075760df21cd706f2aede38b8c08d725e6b74cd19c4923b28836ac39a30a71be613fa9b4edc26714876b0c16339b12c72061243e95e44a7bd269f09590c6db
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Filesize
30.0MB
MD5446e059a2fd9b624e0631847c69c4eff
SHA128f852bb0b3dfaf222cc569391936247ddba0ca7
SHA2567d2630e6b8c1ad2761da45ecb6bb011e34b0a4e1922861763ddf75124031d99f
SHA512bc89e88b90dc9905c7181eaf547dce667f91cdb7508dab508569f6ad02360087f172607438a89fd5d0da6d37a2f6d1f42c6d003a9e0654ca9efd73c2711b890b