Analysis

  • max time kernel
    92s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-11-2024 03:18

General

  • Target

    83c269dd4c164fa7afb445e9b74da34ea925ae34722c767060dab742fdc82385N.exe

  • Size

    258KB

  • MD5

    2d9e3b4c754272e576a49fb4f22faaa2

  • SHA1

    bf5b5a89de37301e9c5b3ba745475fb211697513

  • SHA256

    90bffebf2f5dd844b5fcfd918d58002fc94c333cf70d2c01d1410cdb35a42178

  • SHA512

    8f6f81515bcb3ec173d386e7e3e084adfbad111ab52c025b3ae22b48991736528f4f1c6a683865f0ecbeee888b2ef9e2c986b1d9ef45b522179fc88a7c605457

  • SSDEEP

    3072:sr85CsgeDfO3lXF8MeIxoBy7mboUMJlb7xauUdYSFvRvYyM3cps2f7pxmL9biOO6:k9Q0iTICOe3MJl5UdYUvYL+I9btOUFl

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\83c269dd4c164fa7afb445e9b74da34ea925ae34722c767060dab742fdc82385N.exe
    "C:\Users\Admin\AppData\Local\Temp\83c269dd4c164fa7afb445e9b74da34ea925ae34722c767060dab742fdc82385N.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:3764

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\83c269dd4c164fa7afb445e9b74da34ea925ae34722c767060dab742fdc82385N.exe

    Filesize

    218KB

    MD5

    f12d2a35160d8d3c1e0cf6a67626c1aa

    SHA1

    b2bc400fd993612306cf4b7c9eae9b7af033d6b9

    SHA256

    a6f6aef08a3a283fe70be55161d970102bb68792bdb27c00d444a00dbbb4a641

    SHA512

    2974829ae216175638ffbf0f11bbac4ef736b40ae8390f362a4b7b3cb7320952e656e0741b01910310bf83a0826aaed3f355e791ddb01d2f371c328d990555e8

  • memory/3764-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3764-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3764-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB