Analysis

  • max time kernel
    106s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2024 07:19

General

  • Target

    533bfbd4ec62ac99d6c447184c2424c80d40a723668f670fa00dc4cda33ab1c3.exe

  • Size

    1.4MB

  • MD5

    4faac48e5328d5de2d8dc95dfd19f569

  • SHA1

    8c10dc2f044322eb61367d40e093188476e1c6f2

  • SHA256

    533bfbd4ec62ac99d6c447184c2424c80d40a723668f670fa00dc4cda33ab1c3

  • SHA512

    aea57be7dfa4d9d11069ce7b1a3aa1942e3728b20f65ba9d522e70571c44d380fada74b3227b8343b15df16463f15da44a35f166fe746a4892100dcf9bd54bda

  • SSDEEP

    24576:X6eUDxsr6O4jInSugHJ2ngSMbaEGprpQnSER1Jn5mYfdw+VCfqb7:Kf06O4j1HJ2gjaEGpranSHrk

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\533bfbd4ec62ac99d6c447184c2424c80d40a723668f670fa00dc4cda33ab1c3.exe
    "C:\Users\Admin\AppData\Local\Temp\533bfbd4ec62ac99d6c447184c2424c80d40a723668f670fa00dc4cda33ab1c3.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:2600

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\533bfbd4ec62ac99d6c447184c2424c80d40a723668f670fa00dc4cda33ab1c3.exe

    Filesize

    1.3MB

    MD5

    e96aa8c399980e68a747a3a0599a1b0b

    SHA1

    94e14c22d65763bd2b14944d5eda9432caa42cf5

    SHA256

    847187467d1ad8e26e2f79b21eac2bfbd57956fa2e80c06721b10fc8f85b91f1

    SHA512

    df61f16ba803195d19cd1907d7b4d9b8308559fd1b1166aa128333f8508114b35454d7f9c4da91fb150bc5cf895439fe5559f2187a277c50790bf5eb5534efe8

  • memory/2600-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2600-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB