Analysis
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max time kernel
122s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
08/05/2024, 00:48
Static task
static1
Behavioral task
behavioral1
Sample
8121a5598cbcc255ab288458c17c4f90_NEIKI.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
8121a5598cbcc255ab288458c17c4f90_NEIKI.exe
Resource
win10v2004-20240419-en
General
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Target
8121a5598cbcc255ab288458c17c4f90_NEIKI.exe
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Size
3.0MB
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MD5
8121a5598cbcc255ab288458c17c4f90
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SHA1
981cb5d2fcaeddaa96bf0eef483dc452581f32e5
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SHA256
8cde93100879fb0364e33cf8db96460c8cf9606097c3518942e0a0b31e8ca33d
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SHA512
5f5b8e24bfc778ee5376bee9ef423d3ba6cdae69b615a0c7a02c0af8ef4f783be0b5ffde19f1d5c1d30f2d53fd73ddaa8f87d5e8c3cb491a879c69e72c482a0e
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SSDEEP
24576:wu7UB30W9qFxUX0FG3FjLa/ZSdniF+ujZXIMfX2av5SAODFDDaPZS6XSl+d:V7UEw3FHg0niXtXIMfX2wGBDDQ/XSO
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2352 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe -
Executes dropped EXE 1 IoCs
pid Process 2352 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe -
Loads dropped DLL 4 IoCs
pid Process 2176 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 1720 WerFault.exe 1720 WerFault.exe 1720 WerFault.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1720 2352 WerFault.exe 29 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2176 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2352 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2176 wrote to memory of 2352 2176 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 29 PID 2176 wrote to memory of 2352 2176 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 29 PID 2176 wrote to memory of 2352 2176 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 29 PID 2176 wrote to memory of 2352 2176 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 29 PID 2352 wrote to memory of 1720 2352 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 30 PID 2352 wrote to memory of 1720 2352 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 30 PID 2352 wrote to memory of 1720 2352 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 30 PID 2352 wrote to memory of 1720 2352 8121a5598cbcc255ab288458c17c4f90_NEIKI.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\8121a5598cbcc255ab288458c17c4f90_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\8121a5598cbcc255ab288458c17c4f90_NEIKI.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Users\Admin\AppData\Local\Temp\8121a5598cbcc255ab288458c17c4f90_NEIKI.exeC:\Users\Admin\AppData\Local\Temp\8121a5598cbcc255ab288458c17c4f90_NEIKI.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 1443⤵
- Loads dropped DLL
- Program crash
PID:1720
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
3.0MB
MD5edd3340eeca2b8c273a72f6e6817b876
SHA193de142b3a3b46f7946f56afb99c53e67defc6e7
SHA256cf05c44c7f9b5dc49a5d0613b32fa9833df6ae0c111dd93e41fd487716b38bd4
SHA5121efb6d8ad948526714aa7b2ef33c0919ceb7f9158d74e10c1a4b48e30dded7e1b20439cac1bdb251aff8577d9568f56fc4ee81a2f8c9077bf9223dd547cb81a5