Analysis
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max time kernel
136s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
08-05-2024 09:11
Behavioral task
behavioral1
Sample
3e31e01cdd290955878f90964f7f0f90_NEIKI.exe
Resource
win7-20240221-en
General
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Target
3e31e01cdd290955878f90964f7f0f90_NEIKI.exe
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Size
1.2MB
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MD5
3e31e01cdd290955878f90964f7f0f90
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SHA1
8acab48cbe67a9a2c45e5d72a97fbb48c6ea4363
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SHA256
5a2cc88fa36f304586f3f6e81dba9beb0a9f5550fa8cb251a7d0bda34daeb72d
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SHA512
a9f3f0b325ead4f6e0b79183a55ddc6917c8295d9e4e5f2ee97f80a887c62ffe5f3a771b2a00b176645119242f816dd8365e664a53efe4fd1f95ee29e1a511f0
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SSDEEP
24576:zQ5aILMCfmAUjzX6gfU1pjwjbsXhmvZssrD+nRgnf4NvlOSJ:E5aIwC+Agr6g81p1vsrNiJ
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
resource yara_rule behavioral1/files/0x0008000000015c87-20.dat family_kpot -
Trickbot x86 loader 1 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral1/memory/2956-15-0x0000000000280000-0x00000000002A9000-memory.dmp trickbot_loader32 -
Executes dropped EXE 3 IoCs
pid Process 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 1476 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 1964 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe -
Loads dropped DLL 2 IoCs
pid Process 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Launches sc.exe 2 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2368 sc.exe 2624 sc.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 2604 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2604 powershell.exe Token: SeTcbPrivilege 1476 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe Token: SeTcbPrivilege 1964 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 1476 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 1964 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2956 wrote to memory of 2852 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 28 PID 2956 wrote to memory of 2852 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 28 PID 2956 wrote to memory of 2852 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 28 PID 2956 wrote to memory of 2852 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 28 PID 2956 wrote to memory of 2100 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 29 PID 2956 wrote to memory of 2100 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 29 PID 2956 wrote to memory of 2100 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 29 PID 2956 wrote to memory of 2100 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 29 PID 2956 wrote to memory of 2912 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 31 PID 2956 wrote to memory of 2912 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 31 PID 2956 wrote to memory of 2912 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 31 PID 2956 wrote to memory of 2912 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 31 PID 2956 wrote to memory of 2584 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 34 PID 2956 wrote to memory of 2584 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 34 PID 2956 wrote to memory of 2584 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 34 PID 2956 wrote to memory of 2584 2956 3e31e01cdd290955878f90964f7f0f90_NEIKI.exe 34 PID 2852 wrote to memory of 2368 2852 cmd.exe 35 PID 2852 wrote to memory of 2368 2852 cmd.exe 35 PID 2852 wrote to memory of 2368 2852 cmd.exe 35 PID 2852 wrote to memory of 2368 2852 cmd.exe 35 PID 2912 wrote to memory of 2604 2912 cmd.exe 37 PID 2912 wrote to memory of 2604 2912 cmd.exe 37 PID 2912 wrote to memory of 2604 2912 cmd.exe 37 PID 2912 wrote to memory of 2604 2912 cmd.exe 37 PID 2100 wrote to memory of 2624 2100 cmd.exe 36 PID 2100 wrote to memory of 2624 2100 cmd.exe 36 PID 2100 wrote to memory of 2624 2100 cmd.exe 36 PID 2100 wrote to memory of 2624 2100 cmd.exe 36 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 2584 wrote to memory of 2324 2584 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 38 PID 1928 wrote to memory of 1476 1928 taskeng.exe 42 PID 1928 wrote to memory of 1476 1928 taskeng.exe 42 PID 1928 wrote to memory of 1476 1928 taskeng.exe 42 PID 1928 wrote to memory of 1476 1928 taskeng.exe 42 PID 1476 wrote to memory of 2084 1476 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 43 PID 1476 wrote to memory of 2084 1476 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 43 PID 1476 wrote to memory of 2084 1476 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 43 PID 1476 wrote to memory of 2084 1476 3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe 43 -
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\3e31e01cdd290955878f90964f7f0f90_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\3e31e01cdd290955878f90964f7f0f90_NEIKI.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend3⤵
- Launches sc.exe
PID:2368
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C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend3⤵
- Launches sc.exe
PID:2624
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C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true2⤵
- Suspicious use of WriteProcessMemory
PID:2912 -
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:2604
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C:\Users\Admin\AppData\Roaming\WinSocket\3e31e01cdd290966989f90974f8f0f90_NFJLJ.exeC:\Users\Admin\AppData\Roaming\WinSocket\3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2584 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2324
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C:\Windows\system32\taskeng.exetaskeng.exe {1AA191D7-6084-4AC2-91A0-9631D7164413} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Users\Admin\AppData\Roaming\WinSocket\3e31e01cdd290966989f90974f8f0f90_NFJLJ.exeC:\Users\Admin\AppData\Roaming\WinSocket\3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2084
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C:\Users\Admin\AppData\Roaming\WinSocket\3e31e01cdd290966989f90974f8f0f90_NFJLJ.exeC:\Users\Admin\AppData\Roaming\WinSocket\3e31e01cdd290966989f90974f8f0f90_NFJLJ.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1964 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1684
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.2MB
MD53e31e01cdd290955878f90964f7f0f90
SHA18acab48cbe67a9a2c45e5d72a97fbb48c6ea4363
SHA2565a2cc88fa36f304586f3f6e81dba9beb0a9f5550fa8cb251a7d0bda34daeb72d
SHA512a9f3f0b325ead4f6e0b79183a55ddc6917c8295d9e4e5f2ee97f80a887c62ffe5f3a771b2a00b176645119242f816dd8365e664a53efe4fd1f95ee29e1a511f0