Overview

overview

10

Static

static

10

2025-04-15...ta.exe

windows10-2004-x64

10

2025-04-15...ta.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    99s
  • max time network
    114s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250410-en
  • resource tags

    arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    15/04/2025, 13:59

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General

  • Target

    2025-04-15_b67d6e19b505adfd94c18ade376f0b38_black-basta_elex_neshta.exe

  • Size

    3.8MB

  • MD5

    b67d6e19b505adfd94c18ade376f0b38

  • SHA1

    2d0f379500e7198b35af84790ad460b624283c2f

  • SHA256

    425f91bf75dbd80b6ddbcaf95d817ac465f1e9e97c02621f12d00ab3aae4736c

  • SHA512

    99643f5b883d0ebb72682583034ed857eaf35a5e7cc735df7a32a855671374fe74066358df3277c74e8bfbb52aed9c1e218cc937ccc85d32beb8f41259c6dfad

  • SSDEEP

    49152:BWL+7HdMFNxOSlJtmEwZ5b3ULrV0oSt796TdXcvgyjYRTvhA:PPSlSovder

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
  • 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
  • Checks processor information in registry 2 TTPs 7 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-04-15_b67d6e19b505adfd94c18ade376f0b38_black-basta_elex_neshta.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-04-15_b67d6e19b505adfd94c18ade376f0b38_black-basta_elex_neshta.exe"
    1⤵
    • 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:5880
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-15_b67d6e19b505adfd94c18ade376f0b38_black-basta_elex_neshta.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-15_b67d6e19b505adfd94c18ade376f0b38_black-basta_elex_neshta.exe"
      2⤵
      • Executes dropped EXE
      • Checks system information in the registry
      • Drops file in Program Files directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:6140
      • C:\Windows\system32\wermgr.exe
        "C:\Windows\system32\wermgr.exe" "-outproc" "0" "6140" "1220" "1144" "1216" "0" "0" "0" "0" "0" "0" "0" "0"
        3⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        PID:4640

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:\Program Files\Microsoft OneDrive\setup\logs\Install_2025-04-15_135931_6140-1776.log
    Filesize

    1KB

    MD5

    8b80ba6cf88b646539c0c61118acd431

    SHA1

    ab86bd353ee3df038abe4cbcd85de4b343943dfc

    SHA256

    760d820e3843262b351c27a9b69040c4f4614c101bcd642bc4fb8ad072aae6a8

    SHA512

    b3ffb41d5878470a93591077183499fc988b17dc0a6b60acbb7b5068a2c4d570aa39a2ae87fd60e1750e25feff7a97f62d2ae90ec377139014b8b340e7cf0943

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-15_b67d6e19b505adfd94c18ade376f0b38_black-basta_elex_neshta.exe
    Filesize

    3.7MB

    MD5

    5d2c1002822e9b3bca8a82ecc08bc1b7

    SHA1

    76f05caedde3d57d82a086217261b368efdbfb0b

    SHA256

    062c3f44587c1ef910ffceebd78e6907be23b202d500b23b906c7b8d4405626e

    SHA512

    b5d37220cda2d707c29457b7707780818e405e202860c2d23e05a1b800a03ffec170db56da66e0e1b1c0a810aacdc8f20c2e4da425278bb95064884f114fb7ff

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  • memory/5880-143-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/5880-144-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/5880-146-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download