Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    16/10/2023, 18:31

General

  • Target

    NEAS.a61d95f9645f60edddbdd8018623b470.exe

  • Size

    206KB

  • MD5

    a61d95f9645f60edddbdd8018623b470

  • SHA1

    e8713aad2b02cfa3a070792b4d55d578dc6d49b0

  • SHA256

    884832111a7d5384d7023ce4c507f2922054853d9b3fd60e96bc22c7400e2530

  • SHA512

    7f1b2c764645a2b9d44d02098a90ce831f300fe330f5c2146c1a16d7852ae3048d171e19bbd69baeb11584aaf084ec43a5818c167377b2af8f4d2112f6477c7e

  • SSDEEP

    3072:6e7WpMNca3rytOkWpXfnYRl2l/9HSFHzJ0CHGcKRreN:RqKB+tOkWKR0iJ0t0N

Score
9/10

Malware Config

Signatures

  • Renames multiple (251) 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.a61d95f9645f60edddbdd8018623b470.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.a61d95f9645f60edddbdd8018623b470.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2012

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

          206KB

          MD5

          b05bf226117e020dfa3128ec2001cd08

          SHA1

          4747e55ae73b27b98140d97405e6ed38c11ebe8f

          SHA256

          76976b6180401b3c243eea8b8b307c3eded36916a6c3a7720023c48bcd898efe

          SHA512

          728c409787a43244441f2d7d2aba0644aaf9c9a0094fafb8039670575203e3fcdd3aca04c7609528019dc54a149b3e63c5af0c9dcc5b86046e19238160221334

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

          Filesize

          215KB

          MD5

          3066a294082325954ba61d3e3259eefa

          SHA1

          2d1572c8ebd805800220a178fd7ebfc925e8ca69

          SHA256

          b139d5862c0c08da13b70902c512b1856053412280f75822e0ccd9e2ed2cefc4

          SHA512

          65221c61b3f25b24d755787379a48829829e0c0c9527777b665f298af614bdeb3fc30a028b97a7e65ccc1991653af0d8a2765774c263993b2908cdcc5d461706