Analysis

  • max time kernel
    94s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 06:38

General

  • Target

    75bbed1e34831e8d35153fd90421d346a66209595a8e92f03fb5f24dbe3c6774.exe

  • Size

    1.3MB

  • MD5

    e780dc155e429b7b74f788d347b45355

  • SHA1

    75b836aba9f7a81c17518bf067c96e6b38d0ebb9

  • SHA256

    75bbed1e34831e8d35153fd90421d346a66209595a8e92f03fb5f24dbe3c6774

  • SHA512

    ac787079f847f4b3a65b05afecd311523eecf9587a14e06619cf716d365ac2cd7fa909d4a1c186e1fa26e553d7fabd4e8e998339b3954dcb45ec63cef4d5666d

  • SSDEEP

    24576:M66cschg3hmtiezgCzb918PiMaqs3R3ZSoUrkNZpEZyqeEv6OmEKMUAZBi3R5Z2/:zschghSisgCzvphB3BZS34uzeslQ/UH/

Malware Config

Signatures

  • Detect Neshta payload 5 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\75bbed1e34831e8d35153fd90421d346a66209595a8e92f03fb5f24dbe3c6774.exe
    "C:\Users\Admin\AppData\Local\Temp\75bbed1e34831e8d35153fd90421d346a66209595a8e92f03fb5f24dbe3c6774.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:3184

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\75bbed1e34831e8d35153fd90421d346a66209595a8e92f03fb5f24dbe3c6774.exe

    Filesize

    1.2MB

    MD5

    edbe365a57c19e37c7fa99c94daab66e

    SHA1

    92e07d491c7a233dbbd8547ac4a2e82d839e759b

    SHA256

    4eba99b1f0ff06744b02b6a683d25435434c56c0e5e464a9904affe5ac1f8a22

    SHA512

    4d6f039d2cfa34477effa466f3e9e4337b90bd492d43e9c0c9bfea897ed32ac2118a968ca4d01a470538f421dcc7ab36c86a843bfbc68ba80c6ba673ad1ab1c6

  • memory/3184-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3184-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3184-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3184-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB