Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 01:33

General

  • Target

    ebf952fe0b0a65531147375ab0b05d87a09f4909a994c1b2e9aad5cf19ccfc1b.exe

  • Size

    1.6MB

  • MD5

    b78814860e48214ee462f1616b60b852

  • SHA1

    d46bd4bc402b3de3c4b8cec8913d666036970984

  • SHA256

    ebf952fe0b0a65531147375ab0b05d87a09f4909a994c1b2e9aad5cf19ccfc1b

  • SHA512

    5e195e736917982909085ab2f9a73dd56c0c2f9312fc0fcc2ad4bdf273b831794e05cccc84d40b949a96b767dc6ddd55791747991253aefcd951e2665e9d7038

  • SSDEEP

    6144:k9k375dLGZMzpBrEr3Giehk7QR34rv3K0g6Mmkda3gDi6fHFpvEO0Xhs9wIsO7PH:jR/bsRIi1CkrO

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\ebf952fe0b0a65531147375ab0b05d87a09f4909a994c1b2e9aad5cf19ccfc1b.exe
    "C:\Users\Admin\AppData\Local\Temp\ebf952fe0b0a65531147375ab0b05d87a09f4909a994c1b2e9aad5cf19ccfc1b.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:224

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\ebf952fe0b0a65531147375ab0b05d87a09f4909a994c1b2e9aad5cf19ccfc1b.exe

    Filesize

    1.6MB

    MD5

    264a430d52f8e82d01c2f8e9c505a162

    SHA1

    92f30f81d1d1bf5ac42ce11f0ed737718802ec5d

    SHA256

    42345ec8a1754ff09cb03279af325bebb3a94e47d6d4f9eb27b5da9bc978ab16

    SHA512

    add4c64bc73fede7ce52ff3372c963208d1c8bb9f87079bf1cefaf7fb9c61bbef6c3cb4b865da88ef8132d769f6bf033a0e7fbc3fb7b2a65359733c65279b351

  • memory/224-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/224-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/224-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB