Overview

overview

10

Static

static

10

2025-04-15...ta.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    104s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250410-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/04/2025, 04:06

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General

  • Target

    2025-04-15_394c73ba26506ffd634e74496f167502_black-basta_elex_neshta.exe

  • Size

    6.2MB

  • MD5

    394c73ba26506ffd634e74496f167502

  • SHA1

    a5134fa43c00dcdee7eb4af5038b6ec8995ae0ce

  • SHA256

    77a5800aef1e9cc2b433f4ddbb9f5883c64adceda37e387284a0698e74815b9e

  • SHA512

    00b7c38a77e2811b0e538c2e7c5d0ff6b2d49c1d80aa1ce4abdaf24f83ca7da255870f202b8df3d258bae611e484d43ed3778c1bfef50ff11ee29db8e7df5d2b

  • SSDEEP

    49152:nvx3wekcVU/qDNDbBCYKjj/zmyJP1OIcBpwKkYmAP2TVQOd0BXv23CJrRczTLLgB:N1nSvscn5Rul0Xsx

Score
10/10
neshtadiscoverypersistencespywarestealer

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.

    persistencespywareneshta
  • Neshta family
    neshta
  • Checks computer location settings 2 TTPs 2 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
    persistence
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Checks system information in the registry 2 TTPs 2 IoCs

    System information is often read in order to detect sandboxing environments.

  • 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.

    discovery
  • Modifies registry class 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-04-15_394c73ba26506ffd634e74496f167502_black-basta_elex_neshta.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-04-15_394c73ba26506ffd634e74496f167502_black-basta_elex_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
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-15_394c73ba26506ffd634e74496f167502_black-basta_elex_neshta.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-15_394c73ba26506ffd634e74496f167502_black-basta_elex_neshta.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Checks system information in the registry
      • Suspicious use of SetWindowsHookEx
      PID:2792

Network

MITRE ATT&CK Enterprise v16

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

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-15_394c73ba26506ffd634e74496f167502_black-basta_elex_neshta.exe
    Filesize

    6.2MB

    MD5

    c4ff672ce76890bdacf8295cb8bc0646

    SHA1

    6b0a04a14d83732c04b7a2bc31c7dd5c6ce1233a

    SHA256

    34ffe5ef624df9377c0c5fecbe0d1e96db3bb0fc2bb11800559a29aec84220ad

    SHA512

    cd58206e9a93fc23a18f2de7c08cdc726255678d33d0529497682ea53c2fd03e2ead65ba32781d33370abb5cb2b60b8395c3b276d963413dd3abbf8dce98aade

    Download Submit

  • memory/3004-140-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/3004-141-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/3004-143-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download