Analysis

  • max time kernel
    94s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 10:16

General

  • Target

    fa1c19f7eca9d56baccc73b1df965821eb60372aa509066a11bebd70814c2a51.exe

  • Size

    241KB

  • MD5

    32854254ae36950d5c3a4f7b3eb319ee

  • SHA1

    a31b4a268c70aa9a080375d7dc00441666b6c750

  • SHA256

    fa1c19f7eca9d56baccc73b1df965821eb60372aa509066a11bebd70814c2a51

  • SHA512

    e674669e70a598ffd5f9a1dd74d711c900bc496afd93d7655556bf601e4afbea7a6ab51488354dce24969b461581b51f60cb4e9cd2c45561b4b5ef0c87955df9

  • SSDEEP

    6144:k9aLoIDlI+9uMawuhpklIf4TPZjEVztpzO:JLoIDAMvYklIATPy1q

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\fa1c19f7eca9d56baccc73b1df965821eb60372aa509066a11bebd70814c2a51.exe
    "C:\Users\Admin\AppData\Local\Temp\fa1c19f7eca9d56baccc73b1df965821eb60372aa509066a11bebd70814c2a51.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:3036

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\fa1c19f7eca9d56baccc73b1df965821eb60372aa509066a11bebd70814c2a51.exe

    Filesize

    201KB

    MD5

    7a9ba4ef5d5257b8ee331811993a8d7b

    SHA1

    78c9a59d6e2d2115b2d06a3bdd23249770aeecfb

    SHA256

    f4d58f04bd87ed95bd7d64699cb673d6bac21f070b5dd582d4e2e84738635808

    SHA512

    44d3b65755ba0111457a662bd1b924b1eaf33ea03f1e4e5b6533658e78e9c1c49c5ebfccb9df02ccb76e301a641b33791cc75cf910f1e11c3a3ebb55c660969f

  • memory/3036-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3036-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3036-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB