Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-05-2024 23:17

General

  • Target

    61cd387cc0d140abb502c3b1b5fce120_NEIKI.exe

  • Size

    100KB

  • MD5

    61cd387cc0d140abb502c3b1b5fce120

  • SHA1

    20ea820c313e41bc9749417c7d24e801898155d7

  • SHA256

    13e33db67cc18a5516ae4bc6e5b8b6bcbb2437188dcad1b404b94bb8130ba4d8

  • SHA512

    a549c4fba95be1bc08ec8fbc218ce0b89defec8455aea9e9212985dea88be1132ea390ca531e7b25826489c368accf49b901456a5ad1054c462d9944606deeb5

  • SSDEEP

    3072:6e7WpHIyRF9ESWu0SWuDmhSauvEKxVTLJtxoVz8FUDrYYaCusjdEKxVTLJtxoVzO:RqlIyFESWu0SWuGSy

Score
9/10

Malware Config

Signatures

  • Renames multiple (5009) 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\61cd387cc0d140abb502c3b1b5fce120_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\61cd387cc0d140abb502c3b1b5fce120_NEIKI.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2832

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-540404634-651139247-2967210625-1000\desktop.ini.tmp

    Filesize

    101KB

    MD5

    259d0ec231f6a2db05d28742b4f37b17

    SHA1

    f98f474075a5fee9d3241b5e5b252a7ca91b9b0a

    SHA256

    d52959ee3fac350640e9ba913b9083ef0e8f5761164d9881d8f14c789e9f4097

    SHA512

    4718aee8bfe917520f4a343a6cdf8cae1a272da5b4fa875be68e57c081f8034bf7148c7faed69990ca67901312c5e5f633771e655bbe40d5f0b90a1795423b39

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

    Filesize

    199KB

    MD5

    adb139fe11ae94a64996b61883d7e58f

    SHA1

    b87a54689599a224a73e14ddeb980ea404b80728

    SHA256

    9e1de56d2c193b7b0792f1f97781d1fdb04bb8dc679739c5342af62edc998f1c

    SHA512

    8554a26cd9797207767179f3488c94016b810c8dd577158066e1b0ed6cda14ae81c59677113b196a65290dfafa4640c43bd19f97d6b15dbd79f5d369e6bdcb6a