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
    23-01-2025 23:05

General

  • Target

    b00bb33be01c73201affffab932f67031472ef5daaa95463e776a8387c7b8f37.exe

  • Size

    1.5MB

  • MD5

    5a8ca9f49bf222cb5718b74684b22989

  • SHA1

    afa8b8a3925923eaf0cfd0175ae503515545dfb5

  • SHA256

    b00bb33be01c73201affffab932f67031472ef5daaa95463e776a8387c7b8f37

  • SHA512

    71dc32cb6363e0d1a61fa1bbe7e48c8bb96e348a90248d0534229ad526691266f312457c479b068f794f8f8e5f49a3418cdf83e4a3021c44f15636f4a35ce795

  • SSDEEP

    24576:jDTk3iXN0xaYBrVUpFUzXUuhMrqGaByBxPVtE2mOPXCCy59ctGCiTgre5SO4:XommV0FRu2R86NbE6CCM9ci0e+

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\b00bb33be01c73201affffab932f67031472ef5daaa95463e776a8387c7b8f37.exe
    "C:\Users\Admin\AppData\Local\Temp\b00bb33be01c73201affffab932f67031472ef5daaa95463e776a8387c7b8f37.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:3316

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\b00bb33be01c73201affffab932f67031472ef5daaa95463e776a8387c7b8f37.exe

    Filesize

    1.4MB

    MD5

    5c7ac42009f63238a247965e001ca7bf

    SHA1

    a83f9a71d9c3ba91038689114adce99c6b76f13d

    SHA256

    ac5c531303d6233659ff0a3684f78dcf265f5ed80c5ae9f96c88beb84c5491bd

    SHA512

    2d09e8298ebf71f2eec5c821d9beaec64a3ec5196f610d3bbb1bebc2311b545104b6208a11b2e407afa854412fc80502de6e097beb795a264dcea8147ce2495a

  • memory/3316-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3316-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3316-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB