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Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 20:08

General

  • Target

    1dacba7bb6884fb9e43f2bac05de2f60_NEIKI.exe

  • Size

    59KB

  • MD5

    1dacba7bb6884fb9e43f2bac05de2f60

  • SHA1

    796bd40aa8a607940f0a90b882d645791ca108c6

  • SHA256

    4e386af94a130c62119d166a4a3009ed8ca8ac0a266a042061f436906518f980

  • SHA512

    e9444751ebba716304de43f632eeda4d5c0c4b1a2dc1cb6e3ccb2b29fbb9f155f55a9ecd0adec55f40ebd3b0eee5171d387ec790ecee13bb742d7f7d1e1737ad

  • SSDEEP

    768:W7BlpDpARFbhYQkQjjLaMaJjYJIJDYJIJJZwNq4ukJTkJJ:W7ZDpApYbWjy0e+eaNq0T0J

Score
9/10

Malware Config

Signatures

  • Renames multiple (4845) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1dacba7bb6884fb9e43f2bac05de2f60_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\1dacba7bb6884fb9e43f2bac05de2f60_NEIKI.exe"
    1⤵
    • Drops file in Program Files directory
    PID:4216

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2818691465-3043947619-2475182763-1000\desktop.ini.tmp

    Filesize

    60KB

    MD5

    539f493e1a10b62cea75de67e254d8c5

    SHA1

    dc5cd1fce99122bd388f79c5d4841a0a73e03336

    SHA256

    a355678bb3d88177fd0034a37db27f8b770331c48101f4c93fc2a11e0552c034

    SHA512

    e1e22d6d3261e3d35394ebc8ebf2998e13c55e56181dea8d002d30616f46332d6ce636d9f741df9515f251ce10a285a174d8ba7a3b12f512c94eb3ebd327ea0f

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    158KB

    MD5

    421afca63b5bd94f5058665202fc18af

    SHA1

    65cb757eeaa8d82ff9e19d1ac1e27701a0b7a1b0

    SHA256

    3624f0c3c0b0db9d08fb99f214f1f89ddafdac9cf174dac449ecacf731ac35c2

    SHA512

    df803474a69d7a0552a93fb25416b432d26a107af25b5b300cad395c08b6c89948d73e429af549ca4d1fcdb5c6f773099ae4ccdeca5055f3709f27cee41bb98e