Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 13:24

General

  • Target

    6986f78b6a8c33025802e1eaa3c654075d18c88185c4b089fc3bebcd58dae5e6.exe

  • Size

    465KB

  • MD5

    345feb5e8ef1ab25738278bed3bebc54

  • SHA1

    9d954f20771c90af32249d244b21b7e37fcc67b9

  • SHA256

    6986f78b6a8c33025802e1eaa3c654075d18c88185c4b089fc3bebcd58dae5e6

  • SHA512

    8117352fc8f2fb00aa6c85b6353d2ac8c28c4d8339964dca2416fdb1e83be4589a46150720d876da355eb777829cd7e714d47f6920b88e522182cdcab26a0d87

  • SSDEEP

    6144:Pul3L8RIqMmrQxYUDJzHRaR9bYLw5jMMYDct+XR:k3LvJ81ORiNxMMYw+XR

Malware Config

Signatures

  • 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\6986f78b6a8c33025802e1eaa3c654075d18c88185c4b089fc3bebcd58dae5e6.exe
    "C:\Users\Admin\AppData\Local\Temp\6986f78b6a8c33025802e1eaa3c654075d18c88185c4b089fc3bebcd58dae5e6.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:4260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\6986f78b6a8c33025802e1eaa3c654075d18c88185c4b089fc3bebcd58dae5e6.exe

    Filesize

    424KB

    MD5

    432f085fa38d3b2188b50942ae942d71

    SHA1

    2cbabe9dc4c45528c1a7a2fb886af5e34917e9e2

    SHA256

    f8a49f66c6e1068b64c8855f3f32aaec9285df6c88db34baecada1b626ae5d77

    SHA512

    b5a57b55bea25a1ac581585ac6b8a941ad12994425e621188c775e146b92bfd1855b23106933672ca004977255d9ba215861abd403658d65a765a5f99f332640

  • memory/4260-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4260-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4260-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB