Analysis
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max time kernel
149s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-10-2024 12:31
Behavioral task
behavioral1
Sample
6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe
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Size
23KB
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MD5
6eee42c08d12b60bacb58f20d0173291
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SHA1
cee1a26c81eeada1a4ec8fde0400821ef974cf20
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SHA256
761361dc57742e6c02418454dcc28c1185d3837f3bb2262a7977184218c1986a
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SHA512
935d3b040e5d29236f2a5b0ff4e57e49d512963dbb1ccf127377c46cb97046a742c1137e213fedd15f71095b8fd22e4f2702a1ff28eb0ab59f93d0385c34ec70
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SSDEEP
384:ZTQeCo2zmZbQHkJeCdUwBvQ61gjuQBnB9mRvR6JZlbw8hqIusZzZBM:ZE5yBVd7Rpcnud
Malware Config
Extracted
njrat
0.7d
cvm
23.95.24.218:5560
2386889187784ecc2f815f76db41d3fb
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reg_key
2386889187784ecc2f815f76db41d3fb
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2740 netsh.exe -
Executes dropped EXE 1 IoCs
pid Process 2488 Windows Explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\2386889187784ecc2f815f76db41d3fb = "\"C:\\Windows\\Windows Explorer.exe\" .." Windows Explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2386889187784ecc2f815f76db41d3fb = "\"C:\\Windows\\Windows Explorer.exe\" .." Windows Explorer.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Windows Explorer.exe 6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.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 6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Windows Explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe Token: 33 2488 Windows Explorer.exe Token: SeIncBasePriorityPrivilege 2488 Windows Explorer.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 864 wrote to memory of 2488 864 6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe 30 PID 864 wrote to memory of 2488 864 6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe 30 PID 864 wrote to memory of 2488 864 6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe 30 PID 864 wrote to memory of 2488 864 6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe 30 PID 2488 wrote to memory of 2740 2488 Windows Explorer.exe 31 PID 2488 wrote to memory of 2740 2488 Windows Explorer.exe 31 PID 2488 wrote to memory of 2740 2488 Windows Explorer.exe 31 PID 2488 wrote to memory of 2740 2488 Windows Explorer.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6eee42c08d12b60bacb58f20d0173291_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:864 -
C:\Windows\Windows Explorer.exe"C:\Windows\Windows Explorer.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:2488 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Windows\Windows Explorer.exe" "Windows Explorer.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2740
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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
23KB
MD56eee42c08d12b60bacb58f20d0173291
SHA1cee1a26c81eeada1a4ec8fde0400821ef974cf20
SHA256761361dc57742e6c02418454dcc28c1185d3837f3bb2262a7977184218c1986a
SHA512935d3b040e5d29236f2a5b0ff4e57e49d512963dbb1ccf127377c46cb97046a742c1137e213fedd15f71095b8fd22e4f2702a1ff28eb0ab59f93d0385c34ec70