Analysis
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max time kernel
150s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
01-09-2024 07:52
Behavioral task
behavioral1
Sample
ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe
Resource
win10v2004-20240802-en
General
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Target
ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe
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Size
23KB
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MD5
f2c12d60565cc11e11247cef0381c91b
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SHA1
da032f76b0930d85f58192a0494c7544dbdc51d7
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SHA256
ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5
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SHA512
a8dbd23a72ccbe3a590a5818084b934ba2436fdc9955916b26803281c1763ae27e742a58c05c1fec82abc60d9711e888bcfd9c0fcb048a9fa33836708aaa6a6f
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SSDEEP
384:JslUlEvOEJ8xWwYJOMiOBZEdj1567gtwi5HhbQmRvR6JZlbw8hqIusZzZ6w:aeEvwIlLMRpcnuQ
Malware Config
Extracted
njrat
0.7d
HacKed
10.10.10.10:5552
0dc24807523d3cd24b54cd0996e4c49b
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reg_key
0dc24807523d3cd24b54cd0996e4c49b
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2716 netsh.exe -
Executes dropped EXE 1 IoCs
pid Process 2348 server.exe -
Loads dropped DLL 1 IoCs
pid Process 2368 ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\0dc24807523d3cd24b54cd0996e4c49b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\0dc24807523d3cd24b54cd0996e4c49b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.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 3 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 ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe Token: 33 2348 server.exe Token: SeIncBasePriorityPrivilege 2348 server.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2368 wrote to memory of 2348 2368 ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe 31 PID 2368 wrote to memory of 2348 2368 ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe 31 PID 2368 wrote to memory of 2348 2368 ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe 31 PID 2368 wrote to memory of 2348 2368 ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe 31 PID 2348 wrote to memory of 2716 2348 server.exe 32 PID 2348 wrote to memory of 2716 2348 server.exe 32 PID 2348 wrote to memory of 2716 2348 server.exe 32 PID 2348 wrote to memory of 2716 2348 server.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe"C:\Users\Admin\AppData\Local\Temp\ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2716
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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
Loading Replay Monitor...
Downloads
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Filesize
23KB
MD5f2c12d60565cc11e11247cef0381c91b
SHA1da032f76b0930d85f58192a0494c7544dbdc51d7
SHA256ce4c2b9fcd5bfbbddcb097d7a23f3e6995b2e0f543448113cb7550f18a88a9d5
SHA512a8dbd23a72ccbe3a590a5818084b934ba2436fdc9955916b26803281c1763ae27e742a58c05c1fec82abc60d9711e888bcfd9c0fcb048a9fa33836708aaa6a6f