Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    14/10/2023, 08:23

General

  • Target

    NEAS.f7d5a81ff697d0df22ed241c7121feb0.exe

  • Size

    82KB

  • MD5

    f7d5a81ff697d0df22ed241c7121feb0

  • SHA1

    2410e8d7cf63c62edb9fa957570e72a9de88fcea

  • SHA256

    03c7e9f942c9597cc9ba7b44dff36d1d5554dbc31a6dc943bc1c37a3425f5f12

  • SHA512

    653245127895d4d6ddd93ee1f8e85327a68112932dca9f69ee39c7eb73d3f266607c25c2405583c3276e03d38f5473151d9cdd468937d49167f03a44fd265a50

  • SSDEEP

    1536:W7ZhA7pApMNcH6gW4Wvs9s2cic8GhGvnYjvmujvml:6e7WpMNcK9vG1Wy

Score
9/10

Malware Config

Signatures

  • Renames multiple (500) 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\NEAS.f7d5a81ff697d0df22ed241c7121feb0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.f7d5a81ff697d0df22ed241c7121feb0.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1728

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-2180306848-1874213455-4093218721-1000\desktop.ini.tmp

          Filesize

          82KB

          MD5

          cffea934cf73ab8c992253a377ce60ba

          SHA1

          6345d285e73aad0d9df9accf79a65947ed7ad5fb

          SHA256

          cae755e6a9c433a3aa260554b92db5e928a4565a08cce14dd80cdf9bd7de7e1a

          SHA512

          3f33327ddf46455806c2fd73f6c0ec61ab6e6fa5683a77de7e723b544d1b10772b87da3a71ce803b9f29da285ab9bc6d1ef0a6e3afdeee6e326b47f3786733d9

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

          Filesize

          91KB

          MD5

          b12fff3605bc28c5ac92a80abb552f0f

          SHA1

          4993a07ef9878a9d2ca8336ecd666f1e93478720

          SHA256

          e3dce2ca6060c53dd2e5cbcaf209e70b02fe129e7776c133acf4794d3c5bb376

          SHA512

          f5adedec4133a6f2eaaaddc4b94ba1569967927dcb881991af8bab499ad3601f9e90f7e1bd49cfbb780e9db2ff255535065f0dc3968892ac40f03865604d776e