Analysis

  • max time kernel
    95s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-01-2025 19:55

General

  • Target

    0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe

  • Size

    87KB

  • MD5

    12cfbb940c9bec422f3d880efe77abd4

  • SHA1

    fad08cd3698033c266ee3b7369ad502cb40a61bb

  • SHA256

    0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581

  • SHA512

    73a3e0ad72373b1c4cf9da979a495cbb43354b2f9c9b5f835afdaa55b62dd1ece17d9f66b507a79f8a125039df24c761d9c3f50e4acd17925371792643b73bde

  • SSDEEP

    768:eyxqjQl/EMQt4Oei7RwsHxyP7nbxzOQdJPcdgAMxkEMqxFcP4c0DgVek4JR2gOdl:JxqjQ+P04wsmJCwx4qO8DAecWSFMj7SP

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.

  • Executes dropped EXE 1 IoCs
  • 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
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe
    "C:\Users\Admin\AppData\Local\Temp\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.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
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe"
      2⤵
      • Executes dropped EXE
      PID:5000

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\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe

    Filesize

    46KB

    MD5

    144c8244ece0aa5b3401497938cea3ae

    SHA1

    3a720542da9ddb39232ddc8eede2083219d54e55

    SHA256

    2812adec2cf1ebdf3b2fa8e29a9a589afe833b51b0dae4ffe6214ec07e45d4ed

    SHA512

    eaa28e469e8db1ceb4e62941b047759cf01a21a326ab16a46b4e63886de52f23472136aad6bbeb9bbe8821a4f3ee8876d3792984f84b270835234860a16e8a65

  • memory/2312-91-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2312-92-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2312-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB