Analysis

  • max time kernel
    95s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 09:01

General

  • Target

    fe720b80fb551038a96b25d053de84471e1e0a2b5d7d2f6e6e9fb75f5fac4208.exe

  • Size

    537KB

  • MD5

    c375d4df72db4346c927e61e038d7293

  • SHA1

    f9f2365052c40a748af776bb4b2a67e527078135

  • SHA256

    fe720b80fb551038a96b25d053de84471e1e0a2b5d7d2f6e6e9fb75f5fac4208

  • SHA512

    2b5daf9e2478e84fc1d211fe06341c43cb43828d79789ca78b1d0036dcbf531ee58df2793f3477f741f016560b47644b762d5f007e9b4022a7de36f78a61e254

  • SSDEEP

    12288:m12oDPintVOw0BI/1roSeT4T6XgxSTbjZkQlf/U6MRMP6s3+J3QlnioJbKXs7gGK:mIePitVOw0lT4T6OSTbjZkQlf/U6MRMw

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\fe720b80fb551038a96b25d053de84471e1e0a2b5d7d2f6e6e9fb75f5fac4208.exe
    "C:\Users\Admin\AppData\Local\Temp\fe720b80fb551038a96b25d053de84471e1e0a2b5d7d2f6e6e9fb75f5fac4208.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:4528

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\fe720b80fb551038a96b25d053de84471e1e0a2b5d7d2f6e6e9fb75f5fac4208.exe

    Filesize

    497KB

    MD5

    4f184735ce097d15f06416e9c2e0822e

    SHA1

    64c27ceb43f6f97f4d4785b30d257e3aa678cdc2

    SHA256

    98a21e99c265e43bfd5360c6b0d72ede63839966167a3faaba6c6359846885dd

    SHA512

    56c830fd7fae29f62e773008de0ff0d4baeab0e292ef58e714cfa88da6e14c3ada2308cf9753be2ec30a7f6f5b2715b1b0146a6e5aea1d0ee9be087bf9e5a4ca

  • memory/4528-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4528-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4528-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB