Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 23:56

General

  • Target

    36fd604bfc41c2bcf47659dbb6ef7a2be04a6a41755bf1188e07c8f895238483.exe

  • Size

    2.5MB

  • MD5

    0b3a6182361564754c59a755d4664ad0

  • SHA1

    bd6556b2809d852ca30279846b9f69b31b6e4dba

  • SHA256

    36fd604bfc41c2bcf47659dbb6ef7a2be04a6a41755bf1188e07c8f895238483

  • SHA512

    60d1f9d0cf18885df5452929bcc24eba27d06f5ec51741c080d4965a017a9cd3c12ef1272a6d1fd8b57da886719f3fb1017ded86532890459a0b67ec4857f40a

  • SSDEEP

    12288:mb286MLapMyGZUl2ce3GdNd+JXxOgrTEFX/1pbcLgJ0:mb286smIZ6Bnd+Rx1TEFXfbcLa0

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\36fd604bfc41c2bcf47659dbb6ef7a2be04a6a41755bf1188e07c8f895238483.exe
    "C:\Users\Admin\AppData\Local\Temp\36fd604bfc41c2bcf47659dbb6ef7a2be04a6a41755bf1188e07c8f895238483.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    PID:4008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\36fd604bfc41c2bcf47659dbb6ef7a2be04a6a41755bf1188e07c8f895238483.exe

    Filesize

    2.4MB

    MD5

    069738536124cdb8e260122f6811d9a4

    SHA1

    89c2b2ea3a0181f907ec8ecc23afc22db035a883

    SHA256

    c32d8b4935b25e13a359513d388ebe529d3823942c65c27486668d81b2d54795

    SHA512

    b087d63dc29c5d61cc56ea08fa0907a46178366b047b21c5889cfd33d79e9e6ea5f61424e19d3a874210a45412bfad114e4e96861ec10911fe59e4c7951b68c6

  • memory/4008-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4008-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4008-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB