Analysis

  • max time kernel
    93s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-11-2024 04:05

General

  • Target

    52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe

  • Size

    8.6MB

  • MD5

    81c9bd32c9d7c71de10953963bd653ac

  • SHA1

    13ae229735aaf5c9fde2bac6e1bb042d62d945fb

  • SHA256

    a523cc868870b8787431d2bbd011f4c9a52c6032b00dfd410525d29d2f02e84f

  • SHA512

    7937c0ba8f6a65308aa71849b0f135360b3703914f023e1420c82418f2d31b63c8e40f1530fe31675e0e940ba898f4eb161270258835902ae07608ea88684533

  • SSDEEP

    196608:oZo4Rf5LqFE9tdALZ8i06SCaEHztf3d0K1a:kRRxLZ0pSCNHhvPa

Malware Config

Signatures

  • Detect Neshta payload 6 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\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe
    "C:\Users\Admin\AppData\Local\Temp\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.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:4904

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\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe

    Filesize

    8.6MB

    MD5

    a26a9828d661a13db4db4daa13c044fb

    SHA1

    699d8d5512ea16ca33840e9844386855d5796a94

    SHA256

    c95d3ab7ff28370caebe943bb22163f98e31633bbb0e298d7287a07ed199dc2c

    SHA512

    28bad6b4f9e19827ea5ba985330d1d9bf1150d236fc88da966258cfad617a9ce80caac4db9fe565c49e0dbedfdfa47508a76551770a51fa260a0d0c36dce8a69

  • memory/4904-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4904-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4904-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4904-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4904-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB