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Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/01/2025, 03:17

General

  • Target

    63b9bd48797637a9b19b808be3bd4bd0de20a95d11627f8ac6600c51b6bf20c2.exe

  • Size

    694KB

  • MD5

    ab17fe7ebb0b125e18251c07144eb6d8

  • SHA1

    6abb509f32c0f2c8c869d408bda8aea935e00264

  • SHA256

    63b9bd48797637a9b19b808be3bd4bd0de20a95d11627f8ac6600c51b6bf20c2

  • SHA512

    dd87fb7d1d59938e8eeb5605e22ea70d5cd13284528bd766720ed6fae3585a241bb5667b681c05e35511cbe37c4cff8aa17de43d7224acd5ab0a6a6074c22dca

  • SSDEEP

    12288:Rbaqz8V9izRL+14sMV0OtzTV+5j3YmD0zmmMAye7xrBY:RZzjt+5MV0OtzTV+5j3YmDG/ye7xC

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\63b9bd48797637a9b19b808be3bd4bd0de20a95d11627f8ac6600c51b6bf20c2.exe
    "C:\Users\Admin\AppData\Local\Temp\63b9bd48797637a9b19b808be3bd4bd0de20a95d11627f8ac6600c51b6bf20c2.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:5040

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\63b9bd48797637a9b19b808be3bd4bd0de20a95d11627f8ac6600c51b6bf20c2.exe

    Filesize

    654KB

    MD5

    981d4710fd5f7252e872f2791c6f3b51

    SHA1

    528b6a1c50cc39a143d5e324e8d0ab18b4e90d28

    SHA256

    1a23cbdcd7521feeec25a4fb6f2f6f91f72e99023f660ea10f0c0460aa857cfb

    SHA512

    f8ebfa960ac15db0fc27898bbb452dc00809275d17daa9afdf930ae44525e1a22d784e074554cd997f16280a15045c500d81148ed2c3242c0f8698702df1c7d1

  • memory/5040-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5040-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5040-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB