Overview

overview

10

Static

static

3

2026-08-09...at.exe

windows10-2004-x64

10

2026-08-09...at.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-09_404963cb8549eccf927ca644ea57bfa9_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat
  • Size 718KB
  • Sample260809-pt5mvsxgng
  • SHA256 af89b3b96df1a3b88c4dac4f9d03223dcdd0c498d98ca8e7779c61bea1dec49c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
expirobackdoorcredential_accessdefense_evasiondiscoveryspywarestealertrojan

Malware Config

Targets

    • Target
      2026-08-09_404963cb8549eccf927ca644ea57bfa9_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat
    • Size 718KB
    • SHA256 af89b3b96df1a3b88c4dac4f9d03223dcdd0c498d98ca8e7779c61bea1dec49c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoorcredential_accessdefense_evasiondiscoveryexpirospywarestealertrojan

    • Expiro payload

      backdoor

    • Family: Expiro, m0yv

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

      backdoorexpiro

    • Disables taskbar notifications via registry modification

      defense_evasion

    • Executes dropped EXE

    • 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

    • Windows security modification

      defense_evasiontrojan

    • Checks installed software on the system

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

      discovery

    • 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