Analysis

  • max time kernel
    171s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    21-10-2023 21:15

General

  • Target

    NEAS.27b737025bd51f09f1860c56eb5ae1c0.exe

  • Size

    115KB

  • MD5

    27b737025bd51f09f1860c56eb5ae1c0

  • SHA1

    76460de4b00f6f677b079493b9a94b0423559c92

  • SHA256

    6586054e2324914e2669b1ca5569488df9e74bd89f0f69d5a7f062cce498848c

  • SHA512

    3d05ca03736dd8ea6bbe5520a50c00aec29d7e8d5533640b05a02ed9437fdca499b7593480bba5bb3361611db7ad0acd55b22e0faa463cd6d3f07abc14605193

  • SSDEEP

    1536:W7ZhA7pApH9QHwtRF9ESWu0SWutlggalggA3X4lhkbw3Mtr0sVxfwZ:6e7WpHIyRF9ESWu0SWuDmSXrw3Mtr0sk

Score
9/10

Malware Config

Signatures

  • Renames multiple (241) 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.27b737025bd51f09f1860c56eb5ae1c0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.27b737025bd51f09f1860c56eb5ae1c0.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1460

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2952504676-3105837840-1406404655-1000\desktop.ini.tmp

    Filesize

    115KB

    MD5

    9f1e7d49aa8d689059ea4f2e76f1598a

    SHA1

    f0044a65987ceb91d0cd49195717c3d9ea57816c

    SHA256

    f3ceb193c5babfc0b54abe2313a87647ea18b2be9a50614dc891c35b79574102

    SHA512

    c2c47b6819b5e7310fe7807b1fac6646acf28f5c8f7e65183a7e5b133356e21acab4f3331f880008ad3534d8e28f8b693a20d4a14855e76f4bd1ca523508d4dc

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

    Filesize

    124KB

    MD5

    a14093ada840c356fa9441e8b3a98d0a

    SHA1

    7d6a32c6d162292c66f90f00237fdb5c82692bd9

    SHA256

    77b16e74e96d5481726af4195c4dd9b9d8addd30711ad1dd584d11093d9bc8b3

    SHA512

    637149a925acef6ba1ecc9906a603f4454b49d7f4a4b68be1489832c2062a2906878576b1f1454d7023d18b33924551eec0d047dddf5d804082973f17ac56edd