Analysis

  • max time kernel
    102s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/03/2025, 11:13

General

  • Target

    2025-03-30_52c9b96fc927d011b9ca200377660dba_black-basta_hijackloader_neshta.exe

  • Size

    6.1MB

  • MD5

    52c9b96fc927d011b9ca200377660dba

  • SHA1

    3489a1e097f1f0ab8a21b2f63e1525ece4dc82f1

  • SHA256

    783d86f59246cfc520d2cb746764dea760870cea1bcec4b31d12001f6354a22e

  • SHA512

    f58e657ce63c65526eb00a43a857ad85d8f11b6ac055b815a76fd6d5a6385d1f6c4cf2aedc8f9eadd68f96d1a10b38f6ac5c7a7f9c510f36fb9172276843e981

  • SSDEEP

    49152:rpZzsMPIfELP4I7o1FHzM6jj15diCYFKyHsMzS+HK2P0kDDSrBBObZQbPxTiHptx:7l6BaFKyHDzS+C/m8Vl1e/D

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\2025-03-30_52c9b96fc927d011b9ca200377660dba_black-basta_hijackloader_neshta.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-30_52c9b96fc927d011b9ca200377660dba_black-basta_hijackloader_neshta.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:536

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\2025-03-30_52c9b96fc927d011b9ca200377660dba_black-basta_hijackloader_neshta.exe

    Filesize

    6.0MB

    MD5

    a0c1498b536b882fab25df2862ddf07f

    SHA1

    d49d3e70d1e2c0c5e2d3174dd12c13bdb5700557

    SHA256

    c58ad99dd74715b5223c2e1d4356c2de33ad3c91d8e22fde679f550dd8b4ac2d

    SHA512

    3f81c2f85141cb04583bed9af4c3ed8e4cf2453502abc74facf43a3e6ff2abe3501dd300f9526a8c5146f338faa552f41e32121c0b1cd36aac23a6e62ceee352

  • memory/536-131-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/536-132-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/536-134-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB