Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 00:57

General

  • Target

    d3054a35ba63833b396bad4da6ebefe3e2462b7a71d0505d238901ff11e9602f.exe

  • Size

    289KB

  • MD5

    1b6faa3e0c833a7282ad648f95d252ae

  • SHA1

    890bfa925df64e62fe49ee6a961723b3ff1efa5a

  • SHA256

    d3054a35ba63833b396bad4da6ebefe3e2462b7a71d0505d238901ff11e9602f

  • SHA512

    ec0dc450c1d350763ce0a3c00740fb6c78a61194eaa30432640375055a18ba54d2a9962ea6f5c88604b943c5191f1ddb1b0165cf742291077615cecbc3836d10

  • SSDEEP

    6144:k9FCc8o7/XhMPMInVQQU7keNTAH/n+nIrjr7AeR:Mj8kOMInseR

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\d3054a35ba63833b396bad4da6ebefe3e2462b7a71d0505d238901ff11e9602f.exe
    "C:\Users\Admin\AppData\Local\Temp\d3054a35ba63833b396bad4da6ebefe3e2462b7a71d0505d238901ff11e9602f.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:628

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\d3054a35ba63833b396bad4da6ebefe3e2462b7a71d0505d238901ff11e9602f.exe

    Filesize

    249KB

    MD5

    75ae112fbbde00f9bf37dfaadda4d34a

    SHA1

    fb830364276e45abe5a56b9616cc6eff960c8602

    SHA256

    ef22e7475f96d707005fc52db19437170f05724989b399978b92b67ef68a8d9f

    SHA512

    4f70e4c3b0c5fdd7600aaf1f3fdfc9dda35dfdec06b33c76bbfcfd734d10e744ad0600871bcaceaf56c87896bda1126f67487129e856776a4064ba2ee1a99b4c

  • memory/628-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/628-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/628-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB