Overview

overview

10

Static

static

10

2025-04-01...ta.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    105s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/04/2025, 16:27

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General

  • Target

    2025-04-01_7488656eca51011eed9b257f2f907eb4_black-basta_cobalt-strike_hijackloader_luca-stealer_neshta.exe

  • Size

    898KB

  • MD5

    7488656eca51011eed9b257f2f907eb4

  • SHA1

    116fd0723c9c274423585de8af3f26d0dc6b205d

  • SHA256

    a1f05a4f088c7163b8156392a11f6204f35990ae5e59a5df48fd578eb265d21c

  • SHA512

    9dac691a5fc0b367df736922d547b48b0fc85ce8d0aab5bbc9119fab78233b0de6f8faa7d04107c588dfa1ec458b32806ba5bcaec4605c93b64d37ca7083d593

  • SSDEEP

    12288:HXOYzqL12KIMkuw/ihdrgIoIMPISo9XoAOt0OmRiNV3XPga0FQrMT:H+YuL1QCwer5pMkoAx43fg5T

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 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
    persistence
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • 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 2 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-04-01_7488656eca51011eed9b257f2f907eb4_black-basta_cobalt-strike_hijackloader_luca-stealer_neshta.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-04-01_7488656eca51011eed9b257f2f907eb4_black-basta_cobalt-strike_hijackloader_luca-stealer_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:220
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-01_7488656eca51011eed9b257f2f907eb4_black-basta_cobalt-strike_hijackloader_luca-stealer_neshta.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-01_7488656eca51011eed9b257f2f907eb4_black-basta_cobalt-strike_hijackloader_luca-stealer_neshta.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2104

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

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\3582-490\2025-04-01_7488656eca51011eed9b257f2f907eb4_black-basta_cobalt-strike_hijackloader_luca-stealer_neshta.exe
    Filesize

    858KB

    MD5

    b141c940fb5ec1689b4e108d8d3f0231

    SHA1

    413d82520be3c17a7ce2e412ab63d3efaea15b45

    SHA256

    361f3d899a93f1111e464edfe637b8ba44dc3fd66002900f60233c6dc962cfdc

    SHA512

    0d327abf67097de6c7fdd8d45775e1273eccfe8ede4aa565c656141c9f5927c1bfe7800a6da8189493e9be694cc778b8274d52d409a4931ab7e34d150c0d4620

    Download Submit

  • memory/220-132-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/220-133-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download

  • memory/220-135-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

    Download