Overview

overview

10

Static

static

10

2026-08-08...at.exe

windows10-2004-x64

10

2026-08-08...at.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-08_d02bef3d9cfbe9270ebb7ff43e1f766d_cryptbot_elex_luca-stealer_mespinoza_njrat
  • Size 2.9MB
  • Sample260808-nkzjtazthy
  • SHA256 cf48d4bc5f1d44a3ace9b6d54df66f19e0f1aadedb0e465b3f1e4e858d6aabd8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
expirobackdoorcredential_accessdiscoverypersistencespywarestealer

Malware Config

Targets

    • Target
      2026-08-08_d02bef3d9cfbe9270ebb7ff43e1f766d_cryptbot_elex_luca-stealer_mespinoza_njrat
    • Size 2.9MB
    • SHA256 cf48d4bc5f1d44a3ace9b6d54df66f19e0f1aadedb0e465b3f1e4e858d6aabd8
    • 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