Overview

overview

10

Static

static

10

2026-09-27...er.exe

windows10-2004-x64

10

2026-09-27...er.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-09-27_b808dc8ad9d4a34eadc657922a878c43_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat_smoke-loader
  • Size 718KB
  • Sample260928-a5kphasyfv
  • SHA256 12d8eec7fbd400f2b817c48267fbdc5fad7636e178fe266f09091daa2227c3a5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
expirobackdoorcredential_accessdiscoveryspywarestealer

Malware Config

Targets

    • Target
      2026-09-27_b808dc8ad9d4a34eadc657922a878c43_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat_smoke-loader
    • Size 718KB
    • SHA256 12d8eec7fbd400f2b817c48267fbdc5fad7636e178fe266f09091daa2227c3a5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoorcredential_accessdiscoveryexpirospywarestealer

    • 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

    • 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