Analysis

  • max time kernel
    93s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-04-2024 18:24

General

  • Target

    080f25072381fba26c43735dc4d9804557b74d1df5ad381a39629d33902b747c.exe

  • Size

    115KB

  • MD5

    64e7321614dbde693240939dbebf46eb

  • SHA1

    32bf233d4d32ce344e665c53d453a3888bec7ecb

  • SHA256

    080f25072381fba26c43735dc4d9804557b74d1df5ad381a39629d33902b747c

  • SHA512

    4ff042c1e5d6d6068274ec06a215cdf4deb1ad4824db30e6a527b4c8af466afae2d9e4ca334de698c379123cba5cfe3e9b9f59cb830ceca493eeda205a58066f

  • SSDEEP

    1536:JxqjQ+P04wsmJCTxzHTWNmmchXNcHD4D+YgHHWQKSw96BUTzLrDnbx3p:sr85CT4Nmmc7cHo/iKSw96BUTzLPblp

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 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).

  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\080f25072381fba26c43735dc4d9804557b74d1df5ad381a39629d33902b747c.exe
    "C:\Users\Admin\AppData\Local\Temp\080f25072381fba26c43735dc4d9804557b74d1df5ad381a39629d33902b747c.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    PID:4188
    • C:\Users\Admin\AppData\Local\Temp\3582-490\080f25072381fba26c43735dc4d9804557b74d1df5ad381a39629d33902b747c.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\080f25072381fba26c43735dc4d9804557b74d1df5ad381a39629d33902b747c.exe"
      2⤵
      • Executes dropped EXE
      PID:1960

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\080f25072381fba26c43735dc4d9804557b74d1df5ad381a39629d33902b747c.exe

    Filesize

    74KB

    MD5

    66fa1fc8a49ac3ef07b3495c2e6043b4

    SHA1

    1cc63e266a40bdcc4800c63a197b7b484546d7d5

    SHA256

    c5d0f0244a698d5c34a9b7ce37655e7003254d90231f0f1bcdbd25b2f07a3810

    SHA512

    67e11d41e21240ca46a994a4844add985798f9d09c115e55851e0fe750b88308adf61a37f31ef2161b06d0269b4ca0c5f887d85e740c81c38c7e2ea41bdd64c7

  • memory/4188-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4188-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4188-101-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB