Analysis

  • max time kernel
    92s
  • 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
    02-01-2025 07:16

General

  • Target

    f7c7372250bd7de6183ee11f585ac2ebd464530bf8be78c475cac47a44bff1b0.exe

  • Size

    550KB

  • MD5

    f8d1a7bf5e1a6e65d5ceb1590df3d1b9

  • SHA1

    8d43681ccd8db1e3aea58fd6995dd95079837f94

  • SHA256

    f7c7372250bd7de6183ee11f585ac2ebd464530bf8be78c475cac47a44bff1b0

  • SHA512

    535c81f0ee0968fc058af2565ce46170ac843aa065bc36756d260211ff88d95d46fb8ed6f022f49cc496b40776258c6684b74a32fa5f8a96b3cc7df99deda748

  • SSDEEP

    12288:dLq3lCfNK3NBPTsPfu9nOS6cE/wSJrJXKQN32EQN32E:dLQQE/afEOSKoSJrxO

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\f7c7372250bd7de6183ee11f585ac2ebd464530bf8be78c475cac47a44bff1b0.exe
    "C:\Users\Admin\AppData\Local\Temp\f7c7372250bd7de6183ee11f585ac2ebd464530bf8be78c475cac47a44bff1b0.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:3900

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\f7c7372250bd7de6183ee11f585ac2ebd464530bf8be78c475cac47a44bff1b0.exe

    Filesize

    509KB

    MD5

    54e0ff190a1f32ed57df0ad8ac32db1e

    SHA1

    5974e8d71d08eec8bbbbde703be548951b9dbc4a

    SHA256

    94a3fd3ba3fbe753ba21a2472c76fbb40222926b1ef34e22806b9f2b373d972a

    SHA512

    6f0ff68f0c1c36df985173f03942aa7291a8f78c9031ce320902c90806697c2fe9f3d64c5e7fde56761365b835b8a8bea0e966876ed78c4fc0c82666a3b9207d

  • memory/3900-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3900-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3900-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB