Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2024, 05:52

General

  • Target

    eb7898c46bb52793b7a35e1b509c1260_NEIKI.exe

  • Size

    23KB

  • MD5

    eb7898c46bb52793b7a35e1b509c1260

  • SHA1

    5e083c71e20c7232a33e65cfbcbd50471bce0a1b

  • SHA256

    fbbc43e044f959717ed49d5462fa584a2c433d6f19129d8f4506d06d1107a393

  • SHA512

    f6044d01f42f0103c8c460da96fe9e2ad76b720856e721c069550216d39ffccc1e657c05e1b2edbdf9f41295665695f2857af9e13276168cddeb4353158373f5

  • SSDEEP

    384:zmQAY03ckaC1UAOh+xMR5QYKZseH57gyu:zTAiYUVaQDKV7Ru

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb7898c46bb52793b7a35e1b509c1260_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\eb7898c46bb52793b7a35e1b509c1260_NEIKI.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\fcbnaf.exe
      "C:\Users\Admin\AppData\Local\Temp\fcbnaf.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:2020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\fcbnaf.exe

    Filesize

    23KB

    MD5

    6a17f23ab3b8f795c54b260f9df32079

    SHA1

    d30ee47ddb64c130b77576036f434b149bc6d396

    SHA256

    e229718bd76de3d73a705ae3f271c7cfb0596f91237fccf149f4235c1ae9906f

    SHA512

    7f0e4279fb1c8cbafa5518137974a1109baae5819654fc7fd915c2af8e49af080a58af7d21545c0bc5aa027e4e3527d52da0a6b1d79bdb9c97e52f52f606b253

  • memory/1736-1-0x0000000000260000-0x0000000000265000-memory.dmp

    Filesize

    20KB

  • memory/2020-8-0x0000000000250000-0x0000000000255000-memory.dmp

    Filesize

    20KB