Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    09/05/2024, 02:08

General

  • Target

    c96584da83d22a27af1997d596ee6820_NEIKI.exe

  • Size

    136KB

  • MD5

    c96584da83d22a27af1997d596ee6820

  • SHA1

    cf647142632e77e2f97ac4c35ccd9f6bb822e8de

  • SHA256

    bb0d9149525c53dc9181c61fd28310fc274d41dbc89fde2f207dfff5b0a56af7

  • SHA512

    6e381c361c0f3d8bfb0c6a3166eeb3ac69cf7b7b4234085232bb7bbd79e050fffa563c34842885c53b0ffe35cd220ccc20a6fd288b69fb48246eba7f7d92b6b6

  • SSDEEP

    3072:6e7WpHIyRF9ESWu0SWuDmSXrw3Mtr0s8P43P:RqlIyFESWu0SWu2s8P43P

Score
9/10

Malware Config

Signatures

  • Renames multiple (3435) 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\c96584da83d22a27af1997d596ee6820_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\c96584da83d22a27af1997d596ee6820_NEIKI.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1992

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini.tmp

    Filesize

    136KB

    MD5

    a5f44059ebf8cc32eb8f06e27e4b0a6a

    SHA1

    fdad99e90915bdbe1950a320cf59ad1f0eccd156

    SHA256

    da7a8c6ef86eca72f64c0ef135c32cf951026b0fae7b2891fae437097edbeee7

    SHA512

    4b13db16997b2e6abf06b613b2658e13b5657805372fcadced78dfa6967302bd435c35c28909dfeead96c926c3947e1df368e04e428d18ff70c702e62ce47a07

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    145KB

    MD5

    a0f42c28a89a10dc54d75e73dc12378d

    SHA1

    99cfc4aaa9015236fdb4f37db1097cd89649b365

    SHA256

    0296a821c3f42baacfe75fc92f14d3004f7b642fd75e1e2ab2659390ea1a3fd7

    SHA512

    1b8824a255e46091dec888111e0bb5c3d749deb06f5c093cd515a4ebd2f7c4b8ddefa4bd135c971b95dfb9b7da19efbac78475d9d13e540c989b5951cc3732dd