Analysis

  • max time kernel
    96s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 07:15

General

  • Target

    492e5a23998f53e0f635307a2bc9b3981be3f1a969fc3acc47e0ab05d588016b.exe

  • Size

    1.3MB

  • MD5

    be4333206553c8d6bd17d95de6d90636

  • SHA1

    46e1c36bad423c260eba82c194700abff537b2f6

  • SHA256

    492e5a23998f53e0f635307a2bc9b3981be3f1a969fc3acc47e0ab05d588016b

  • SHA512

    592d3203ccf5908aa85e3247c1446000efbf569335dabaf3ee6294f335226fff71af39fd8ac03a695515047f82909cc0919c887b377c794555e5e86b9cfd33cc

  • SSDEEP

    24576:RvY8cAmBVx6JciGN9wWPgZdL4me+vtNkYEQynSvnz5:RKtiGoWPgZaDYEnO5

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\492e5a23998f53e0f635307a2bc9b3981be3f1a969fc3acc47e0ab05d588016b.exe
    "C:\Users\Admin\AppData\Local\Temp\492e5a23998f53e0f635307a2bc9b3981be3f1a969fc3acc47e0ab05d588016b.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:228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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\492e5a23998f53e0f635307a2bc9b3981be3f1a969fc3acc47e0ab05d588016b.exe

    Filesize

    1.2MB

    MD5

    50860cdca591e2e0a9b79153fd881852

    SHA1

    72b29697a7e0d070071d7a2c47f1f0de05a7088b

    SHA256

    8faf99dc44af09e04ae49563052327a12fa227053c7b195e677525e867516f2f

    SHA512

    d8cc2a4a419168ff0996cde8c85cd3236ab8d4f4c8166160f03b0030129f35f0bb8f80df668383344e9dcd9e7c8b9e48f0d23286c8965e06c775076de1f5b125

  • memory/228-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB