Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2024 11:44

General

  • Target

    757e5d64db52f574597e1a498f8b44af31f4b11ead19cc515fc0c9c121beefb7.exe

  • Size

    1.6MB

  • MD5

    ddf01d033a5bed77c78ac778798daec8

  • SHA1

    ec61bb5f702525bc601b10d12fc49941233e73a0

  • SHA256

    757e5d64db52f574597e1a498f8b44af31f4b11ead19cc515fc0c9c121beefb7

  • SHA512

    830fec474c0aeb2b487793617dda146339ca736d27328b0cb52a924c6d334f65970475a4607740129a40a5f8abd9b9b08df54fb127c42fd97558257a58501bbd

  • SSDEEP

    12288:iz1oGnL9f6NhlQNo9Y54zNv6yJfoz4quIbS5fB5TONkIwKihIiNI0ubyR8BeQyvt:c1DxrG9YIdOKbeeQ2Frw6

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\757e5d64db52f574597e1a498f8b44af31f4b11ead19cc515fc0c9c121beefb7.exe
    "C:\Users\Admin\AppData\Local\Temp\757e5d64db52f574597e1a498f8b44af31f4b11ead19cc515fc0c9c121beefb7.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:1168

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\757e5d64db52f574597e1a498f8b44af31f4b11ead19cc515fc0c9c121beefb7.exe

    Filesize

    1.6MB

    MD5

    e4be8207d209d9bfa6c8a2d62057b105

    SHA1

    2ac3694ad7b138b35b26429e358a1be20137e1a2

    SHA256

    179461b0f867106127904b745ed74275d166b7ba512cb276602f6726da65bdf0

    SHA512

    7b1ac67f9a8bd6813c59306afbc06c6f45fc6072b3115550d62c5928981679547eeef3b786b5caa1b0a16ee5419f29d2795e387fb9e531b7a0f262b568aa9562

  • memory/1168-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1168-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1168-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB