Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 06:23

General

  • Target

    305e764e9742cd54e4d09facc7a30d90df2efd8fc6bd25ed5b4edfc0d29cd5ec.exe

  • Size

    669KB

  • MD5

    3d69ee45cd45ab57abd921a640328cc5

  • SHA1

    ac34afffecd0310a4a8f3938e6d7b65a1de170c4

  • SHA256

    305e764e9742cd54e4d09facc7a30d90df2efd8fc6bd25ed5b4edfc0d29cd5ec

  • SHA512

    7994feb3970c1607e52173b23eaa3d517bfb9341163d880c72477adf9bcfa0a27a0ba072b8e26f72029487540672befda9a34019a38266d961e29bffce6e53e0

  • SSDEEP

    12288:VmgqnIZuYfCYqFet4CovkM7eoHnEeDawvVUdX9Gkrjdny:VWnIZuMCxezot75HZhvVwXr1y

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\305e764e9742cd54e4d09facc7a30d90df2efd8fc6bd25ed5b4edfc0d29cd5ec.exe
    "C:\Users\Admin\AppData\Local\Temp\305e764e9742cd54e4d09facc7a30d90df2efd8fc6bd25ed5b4edfc0d29cd5ec.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:1064

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\305e764e9742cd54e4d09facc7a30d90df2efd8fc6bd25ed5b4edfc0d29cd5ec.exe

    Filesize

    628KB

    MD5

    ad3bcd0f5f8a6da76bdfc430fa3ce55e

    SHA1

    136dcd6b20a0000a071811a78333c0a2d74b7076

    SHA256

    a43148b148118bab1420bd1d82d888da917e2c3ac2553e632ba3f6ad0aecbfdb

    SHA512

    0440db87b490d653920292cb751a05d6753c7851e413670678f1dd9cb4d010523ac888f79ae4619bd1321f03f9e110dab49046e8b3c0e792b990df33c06bd2b0

  • memory/1064-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1064-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1064-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB