Analysis

  • max time kernel
    94s
  • 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
    26-12-2024 00:23

General

  • Target

    6935f448cb9601ed76b8c540c3cfbd90be1d59adb7ffa27df4f5e0c8b919789b.exe

  • Size

    837KB

  • MD5

    7831166ce43e48fb6b3f0fc3d4b1b85c

  • SHA1

    a4e92ef8254895a9b4ae955dd01385db1259c988

  • SHA256

    6935f448cb9601ed76b8c540c3cfbd90be1d59adb7ffa27df4f5e0c8b919789b

  • SHA512

    60d74d49ba7a8fb01fce62795c07cf31f9e5b44a621b240c7c491a8503d151b415f3f5a412554850e3d98c7360f97e29e356d71e6fad1523e2d1c6d2d2a0ff60

  • SSDEEP

    3072:sr85CVsdtIkuE3vXzkesZ3G1Gd/m6jVsfDAr28/vje+Ecryvg/NXYn0PXvWVqo/1:k9VIf3nMon4g6asf5vloDBT3eNQN

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\6935f448cb9601ed76b8c540c3cfbd90be1d59adb7ffa27df4f5e0c8b919789b.exe
    "C:\Users\Admin\AppData\Local\Temp\6935f448cb9601ed76b8c540c3cfbd90be1d59adb7ffa27df4f5e0c8b919789b.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:4444

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\6935f448cb9601ed76b8c540c3cfbd90be1d59adb7ffa27df4f5e0c8b919789b.exe

    Filesize

    797KB

    MD5

    466532df422032a4a55370395f9f8208

    SHA1

    2132b35f67df65f8a830d17dd44e59df8841d530

    SHA256

    42e9c8a635c027dfdf50ccc1ba5fd70180271c706a38dcd558717e2bd708fd52

    SHA512

    30dd194abed26dc1393ffa4bef795ecac67bf7b45bcf985346dbbc6413c2faec019401563badc46d9ce9cda4d891c450ab4906e632466aa4cac166948286f469

  • memory/4444-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4444-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4444-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB