Analysis
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max time kernel
135s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
08-05-2024 02:29
Behavioral task
behavioral1
Sample
a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe
Resource
win7-20231129-en
General
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Target
a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe
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Size
1.1MB
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MD5
a859f0dfbadc69d84bb0ed1daee183d0
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SHA1
7bb797ab83eea823e0c04d065647f10474a5f29e
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SHA256
46eca7889c0abd85af01f01727a0fab7a942a11d9f52fa135d06fb484abf0569
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SHA512
6f4061f2353364b710fe71c215859afe4170ea2bd56501aafa2d8e4a030016dca38aa8f15e5f71d206d06fd6423a2c3cd49ae04b75980d7a3bf7a2e66589e03a
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SSDEEP
24576:zQ5aILMCfmAUjzX6xQGCZLFdGm1StE10/ZcnDP1:E5aIwC+Agr6S/FFC+L1
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Roaming\WinSocket\a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe family_kpot -
Trickbot x86 loader 1 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
Processes:
resource yara_rule behavioral1/memory/2968-15-0x0000000000510000-0x0000000000539000-memory.dmp trickbot_loader32 -
Executes dropped EXE 3 IoCs
Processes:
a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exepid process 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe 792 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe 1068 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe -
Loads dropped DLL 2 IoCs
Processes:
a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exepid process 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe -
Drops file in System32 directory 2 IoCs
Processes:
powershell.exepowershell.exedescription ioc process File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Launches sc.exe 4 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exesc.exepid process 2592 sc.exe 2664 sc.exe 3028 sc.exe 1096 sc.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exepowershell.exepowershell.exepid process 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe 1420 powershell.exe 2108 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exepowershell.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exedescription pid process Token: SeDebugPrivilege 1420 powershell.exe Token: SeDebugPrivilege 2108 powershell.exe Token: SeTcbPrivilege 792 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe Token: SeTcbPrivilege 1068 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exepid process 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe 792 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe 1068 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.execmd.execmd.execmd.exea969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exedescription pid process target process PID 2968 wrote to memory of 2036 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2036 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2036 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2036 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2268 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2268 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2268 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2268 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2576 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2576 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2576 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2968 wrote to memory of 2576 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe cmd.exe PID 2036 wrote to memory of 2592 2036 cmd.exe sc.exe PID 2036 wrote to memory of 2592 2036 cmd.exe sc.exe PID 2036 wrote to memory of 2592 2036 cmd.exe sc.exe PID 2036 wrote to memory of 2592 2036 cmd.exe sc.exe PID 2968 wrote to memory of 2700 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe PID 2968 wrote to memory of 2700 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe PID 2968 wrote to memory of 2700 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe PID 2968 wrote to memory of 2700 2968 a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe PID 2576 wrote to memory of 1420 2576 cmd.exe powershell.exe PID 2576 wrote to memory of 1420 2576 cmd.exe powershell.exe PID 2576 wrote to memory of 1420 2576 cmd.exe powershell.exe PID 2576 wrote to memory of 1420 2576 cmd.exe powershell.exe PID 2268 wrote to memory of 2664 2268 cmd.exe sc.exe PID 2268 wrote to memory of 2664 2268 cmd.exe sc.exe PID 2268 wrote to memory of 2664 2268 cmd.exe sc.exe PID 2268 wrote to memory of 2664 2268 cmd.exe sc.exe PID 2700 wrote to memory of 2516 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2516 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2516 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2516 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2756 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2756 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2756 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2756 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2768 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2768 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2768 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 2768 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe cmd.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe PID 2700 wrote to memory of 1112 2700 a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe svchost.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\a859f0dfbadc69d84bb0ed1daee183d0_NEIKI.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:2036 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend3⤵
- Launches sc.exe
PID:2592 -
C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend3⤵
- Launches sc.exe
PID:2664 -
C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true2⤵
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Set-MpPreference -DisableRealtimeMonitoring $true3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1420 -
C:\Users\Admin\AppData\Roaming\WinSocket\a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exeC:\Users\Admin\AppData\Roaming\WinSocket\a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend3⤵PID:2516
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C:\Windows\SysWOW64\sc.exesc stop WinDefend4⤵
- Launches sc.exe
PID:3028 -
C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend3⤵PID:2756
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C:\Windows\SysWOW64\sc.exesc delete WinDefend4⤵
- Launches sc.exe
PID:1096 -
C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true3⤵PID:2768
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Set-MpPreference -DisableRealtimeMonitoring $true4⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2108 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1112
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C:\Windows\system32\taskeng.exetaskeng.exe {C4E85B9E-33F8-4833-9650-885A78F03E68} S-1-5-18:NT AUTHORITY\System:Service:1⤵PID:324
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C:\Users\Admin\AppData\Roaming\WinSocket\a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exeC:\Users\Admin\AppData\Roaming\WinSocket\a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:792 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2408
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C:\Users\Admin\AppData\Roaming\WinSocket\a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exeC:\Users\Admin\AppData\Roaming\WinSocket\a969f0dfbadc79d94bb0ed1daee193d0_NFJLJ.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1068 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2648
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.1MB
MD5a859f0dfbadc69d84bb0ed1daee183d0
SHA17bb797ab83eea823e0c04d065647f10474a5f29e
SHA25646eca7889c0abd85af01f01727a0fab7a942a11d9f52fa135d06fb484abf0569
SHA5126f4061f2353364b710fe71c215859afe4170ea2bd56501aafa2d8e4a030016dca38aa8f15e5f71d206d06fd6423a2c3cd49ae04b75980d7a3bf7a2e66589e03a