Overview

overview

10

Static

static

10

2026-08-18...at.exe

windows10-2004-x64

10

2026-08-18...at.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-18_0866f62e5e5a7bea6134e9756935a53e_cryptbot_elex_luca-stealer_mespinoza_njrat
  • Size 2.9MB
  • Sample260818-1k92rs1fpc
  • SHA256 8f030dbe44f005ce8e9638f9df5b715b8b97dce009ec8bf8ebec44ba5bc32ac7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
expirobackdoorcredential_accessdiscoverypersistencespywarestealer

Malware Config

Targets

    • Target
      2026-08-18_0866f62e5e5a7bea6134e9756935a53e_cryptbot_elex_luca-stealer_mespinoza_njrat
    • Size 2.9MB
    • SHA256 8f030dbe44f005ce8e9638f9df5b715b8b97dce009ec8bf8ebec44ba5bc32ac7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoorcredential_accessdiscoveryexpiropersistencespywarestealer

    • Expiro payload

      backdoor

    • Family: Expiro, m0yv

      Expiro aka m0yv is a multi-functional backdoor written in C++.

      backdoorexpiro

    • Detects executables packed with VMProtect.

    • Executes dropped EXE

    • Modifies system executable filetype association

      persistence

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

      credential_accessstealer

    • Drops Chrome extension

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks