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
    19-12-2024 08:16

General

  • Target

    3bec00a3b9c76b688269816d4981ef34bc9ede68b92b5f9b044a0eb4a82d970c.exe

  • Size

    1.4MB

  • MD5

    f17b4af1bbc802296e9bcb8d5a5924c8

  • SHA1

    cd5747c98a0b4ae7bcb5535068720afc3f62eaff

  • SHA256

    3bec00a3b9c76b688269816d4981ef34bc9ede68b92b5f9b044a0eb4a82d970c

  • SHA512

    36d978499847ea15c037f5831b9ab0742102a821de8a466f06461830bf4320072caeb6c4402b762c0ed0507ed0bf0b8eacc9fdc20b5769b215f5ba8c5752ec7a

  • SSDEEP

    24576:3r4hIDBrDmgqAAlsfii210/x1+6GJWwhH:KIDRmgLAlsqi2Wx8JJWg

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\3bec00a3b9c76b688269816d4981ef34bc9ede68b92b5f9b044a0eb4a82d970c.exe
    "C:\Users\Admin\AppData\Local\Temp\3bec00a3b9c76b688269816d4981ef34bc9ede68b92b5f9b044a0eb4a82d970c.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:3220

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\3bec00a3b9c76b688269816d4981ef34bc9ede68b92b5f9b044a0eb4a82d970c.exe

    Filesize

    1.4MB

    MD5

    6d7ce9e4b30763b18af2db2ad4f171bb

    SHA1

    4e44092e9940b38ca69c70ea618bf6d5c9fc360f

    SHA256

    d780d38eecdcbbd9c4033fc37e6a95162d2c1c3ad1fba937862707b69eb6b06e

    SHA512

    fcd257ff059259ac8098699fbac107809ec44bc15ae92c85c03c899940fefd571d7d5addec5844400aa065200964d0ffbf63f30e8b649cb5887a0301fe010bd8

  • memory/3220-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3220-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3220-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB