Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 16:24

General

  • Target

    1a268064d0c3fd0782a8868b006dd0c3dd81c672fe3777472e7b4e2b007094ae.exe

  • Size

    124KB

  • MD5

    01b3a47963f026147898f7b9a8155f9f

  • SHA1

    56a844804e5b0a5d84a89ce6d5f18b265f0044b9

  • SHA256

    1a268064d0c3fd0782a8868b006dd0c3dd81c672fe3777472e7b4e2b007094ae

  • SHA512

    57043167834af4ea46fbc486649da9b040f3f222094d7535107b301ffb9b44cff521158dd0b0ac03939835eb98b347d30c6b49c8fb67e33d5f2b077505419175

  • SSDEEP

    1536:JxqjQ+P04wsmJCEsFIMusizMZwnwFRBbwCKSE8SJfTkq6M6S6RxTWGr:sr85CEWosizMZEmJzylp6S6RAGr

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\1a268064d0c3fd0782a8868b006dd0c3dd81c672fe3777472e7b4e2b007094ae.exe
    "C:\Users\Admin\AppData\Local\Temp\1a268064d0c3fd0782a8868b006dd0c3dd81c672fe3777472e7b4e2b007094ae.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\1a268064d0c3fd0782a8868b006dd0c3dd81c672fe3777472e7b4e2b007094ae.exe

    Filesize

    84KB

    MD5

    a34f85aaab59830c665bb16decf85aaa

    SHA1

    789af379aefcdc5381a65d5adad586823f6d0edc

    SHA256

    e1b4c9e30af4382210a4a2a5d697576828471ec2b7db2ef1da80a78a4255743c

    SHA512

    866df8790622d26eeaeacc32ba85246080adb5e38df332b6e0614bc8bdeb7a01194c983093f13d0d61cb91a157011f620ab8e4e1e35a62ee0b389d4603217ff3

  • 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