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
    02-01-2025 08:08

General

  • Target

    e1d5cd25e62760bf4a5ce703dcf4ac020de9b980a72fc22d2a6ef998f0323401.exe

  • Size

    146KB

  • MD5

    815e29a69408737b5f2f9b9a301074e5

  • SHA1

    ebcdb941065cc6bffe10417c2ffd95fef3ed4e51

  • SHA256

    e1d5cd25e62760bf4a5ce703dcf4ac020de9b980a72fc22d2a6ef998f0323401

  • SHA512

    f977ad0ff3ea93b6eb8ce1f22559dab3053ed7644883235a6e963e4393402ced95aff7599cc4ac1cc1b75859c0bb41b1767b5f5c40598e9ab2995f1d572fae29

  • SSDEEP

    3072:sr85CkkbAYn2GgYlBYN2fHYTo+agt8wDSRUTp:k9xbAMpgY3gTz8DRUTp

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\e1d5cd25e62760bf4a5ce703dcf4ac020de9b980a72fc22d2a6ef998f0323401.exe
    "C:\Users\Admin\AppData\Local\Temp\e1d5cd25e62760bf4a5ce703dcf4ac020de9b980a72fc22d2a6ef998f0323401.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:696

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\e1d5cd25e62760bf4a5ce703dcf4ac020de9b980a72fc22d2a6ef998f0323401.exe

    Filesize

    105KB

    MD5

    6edd2ba194576dec9d778a37f229d361

    SHA1

    a8394cfed6b61989763354073599052049931a22

    SHA256

    41518906160833e5124b13c11993a0dfb33554ee550d8c1ea1286a25f6b334ab

    SHA512

    44b86cc481fa3f1a184d061b38adc5a7d987ae94762c672fff0d1a44872c6ced8df85d311d3f2c4707e371d18b04d8044d765dd36d1f9e6de84df79aeaa922ea

  • memory/696-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/696-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/696-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB