Overview

overview

10

Static

static

5

2026-08-28...op.exe

windows10-2004-x64

10

2026-08-28...op.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-28_76828a94de43205b6744378fe0dd5100_elex_stop
  • Size 3.5MB
  • Sample260828-rdta1ayeqa
  • SHA256 775104057f2508ad68d0a56cd144adaebbd9ec31d61cdbadd34b86c5b2dd4b8d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
keybasecollectiondefense_evasiondiscoveryexecutionpersistencestealer

Malware Config

Targets

    • Target
      2026-08-28_76828a94de43205b6744378fe0dd5100_elex_stop
    • Size 3.5MB
    • SHA256 775104057f2508ad68d0a56cd144adaebbd9ec31d61cdbadd34b86c5b2dd4b8d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutionkeybasepersistencestealercollection

    • Detects KeyBase stealer

    • Family: KeyBase

      KeyBase is a .NET credential stealer and keylogger first emerging in February 2015.

      stealerkeybase

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers

    • Detects executables containing SQL queries to confidential data stores. Observed in infostealers

    • Detects executables referencing many email and collaboration clients. Observed in information steale

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Executes dropped EXE

    • Accesses Microsoft Outlook accounts

      collection

    • Adds Run key to start application

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks