Analysis

  • max time kernel
    93s
  • max time network
    94s
  • 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 17:27

General

  • Target

    4af3399158971d9ebf1800024e27f9009c9980ea0d618b85a2d806bfcd26f606.exe

  • Size

    179KB

  • MD5

    4d5535bec4d3455a8d796de78ad0b704

  • SHA1

    23b3634086ce2980991efee6efe6e6c637a3cf68

  • SHA256

    4af3399158971d9ebf1800024e27f9009c9980ea0d618b85a2d806bfcd26f606

  • SHA512

    9c52e947733e76a8f28048c50c47ced94bbfe63e8ce974ab94850233cde36dbaa8ef9a970832e7364ffe60ab1dd9d28d61b66959257077d4a350568a9b269016

  • SSDEEP

    3072:sr85C+qz77I0+R60u4dF7TsosehRc5IqZPery17MwNWuFA:k9+qY/PQ5IqZPf1BsuFA

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\4af3399158971d9ebf1800024e27f9009c9980ea0d618b85a2d806bfcd26f606.exe
    "C:\Users\Admin\AppData\Local\Temp\4af3399158971d9ebf1800024e27f9009c9980ea0d618b85a2d806bfcd26f606.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:3528

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\4af3399158971d9ebf1800024e27f9009c9980ea0d618b85a2d806bfcd26f606.exe

    Filesize

    138KB

    MD5

    5ba5d79dcf703a17ac34fc493075d2a7

    SHA1

    7c6b2e9afd3c5242de7bb40d465cca285b0fa50e

    SHA256

    48501861cd28772c5dbbd5115fc05b22a8c52a14635a91ba691cfb79313fda74

    SHA512

    4b90f2ad419772999f1b06e4318acb62d97303bc4c6c798a78bf7bc2397972f81b7b46668786cf6b28ba3a9fab1dc9d048efa3e66e926351e1beb1a5d7af8781

  • memory/3528-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3528-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3528-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB