Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 20:42

General

  • Target

    13bcec829f74192cdc9fa783aa207524b765a50b324825899e6e42f737c04359.exe

  • Size

    221KB

  • MD5

    b35b9da521942a33f408d864549a764f

  • SHA1

    cc6c8afa33448803a0c133a7ff9409ba7537a321

  • SHA256

    13bcec829f74192cdc9fa783aa207524b765a50b324825899e6e42f737c04359

  • SHA512

    6c029b25179939d61c3a038d40743122ad918fb6e14cddfae62b26064625057b102f57c4089988623550fd0c19fde82fd1239479711725cb3537840e6290932d

  • SSDEEP

    3072:sr85CVI9atMis3+Q9m0r/WtL5X1E/9dRw2AsBtRsG594DKStYOz7KoX/qcO1uETw:k9VGa0G/sxUsCJKkzXicHAXM

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\13bcec829f74192cdc9fa783aa207524b765a50b324825899e6e42f737c04359.exe
    "C:\Users\Admin\AppData\Local\Temp\13bcec829f74192cdc9fa783aa207524b765a50b324825899e6e42f737c04359.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:3776

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\13bcec829f74192cdc9fa783aa207524b765a50b324825899e6e42f737c04359.exe

    Filesize

    181KB

    MD5

    6bf053ec1814144e43103cc52a2d2a2c

    SHA1

    3414e54a44c605459bd10ba88e7480bdebbc55b4

    SHA256

    4285122713d192f9191525bed4416fd197992ee26429d73ac994bf7f1cebe487

    SHA512

    76ce35c061695d89609e11a822e1e32b47231efb92433b210c1632a4f8319a6d77891aa935b0e66e1a34dd0c3a3502ef399a223a9cdd348dea9d2ca24eb593e4

  • memory/3776-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3776-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3776-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB