Analysis

  • max time kernel
    93s
  • 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
    26-11-2024 05:37

General

  • Target

    f3289e5f182034250198a4b98a6ecd432c8e4115abd643bf2b54f4d53d657dce.exe

  • Size

    146KB

  • MD5

    c227d66f141fa1a506166c8b97d7b794

  • SHA1

    317851a8b00dab7e10a55907028eceb48fd75fbf

  • SHA256

    f3289e5f182034250198a4b98a6ecd432c8e4115abd643bf2b54f4d53d657dce

  • SHA512

    dada18f5a0b31bd42f69786604f0a83c27dfcfb978257497c66592916937f5c114840a4d1c13a40abd3c5fce29d5cf92b2fcb439f4b15e683535b3ef32960e09

  • SSDEEP

    3072:sr85CkkbAYn2GgYlBYN2fHYTo+tMt8wDSRUTZ:k9xbAMpgY3gTW8DRUTZ

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\f3289e5f182034250198a4b98a6ecd432c8e4115abd643bf2b54f4d53d657dce.exe
    "C:\Users\Admin\AppData\Local\Temp\f3289e5f182034250198a4b98a6ecd432c8e4115abd643bf2b54f4d53d657dce.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:556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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\f3289e5f182034250198a4b98a6ecd432c8e4115abd643bf2b54f4d53d657dce.exe

    Filesize

    105KB

    MD5

    14dcad3086b951d735e98687e4013470

    SHA1

    c6fe56463d190e36a4fd3ad1f3adb108b66bc51f

    SHA256

    b8f6928bf5311831ddeea1e72b48966cdcac85b559c963e55defb1debc16565d

    SHA512

    ba854ef7bf5d75c775b0374058f073db1bfd815170f284efe8fbb820b1cc167108b8050be4681fd0179fa9fdcda78c534f642b72e88a3b1a0e500fbe556385e4

  • memory/556-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/556-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/556-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB