Overview

overview

10

Static

static

3

2026-05-27...yn.exe

windows10-2004-x64

10

2026-05-27...yn.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-05-27_d88859e3694dd18a5fe121553be05ab7_amadey_elex_floxif_hellokitty_luca-stealer_njrat_remcos_swisyn
  • Size 1.6MB
  • Sample260527-elpassht6x
  • SHA256 6003c22c699e8153214e0d8b7dd7a7c18a853d61eec637a306120aa06f4372df
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
floxifbackdoordefense_evasiondiscoverypersistenceprivilege_escalationtrojanupx

Malware Config

Targets

    • Target
      2026-05-27_d88859e3694dd18a5fe121553be05ab7_amadey_elex_floxif_hellokitty_luca-stealer_njrat_remcos_swisyn
    • Size 1.6MB
    • SHA256 6003c22c699e8153214e0d8b7dd7a7c18a853d61eec637a306120aa06f4372df
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordefense_evasiondiscoveryfloxifpersistenceprivilege_escalationtrojanupx

    • Family: Floxif, Floodfix

      Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

      backdoortrojanfloxif

    • Modifies visibility of hidden/system files in Explorer

      defense_evasion

    • Detects Floxif payload

      backdoor
    • Custom signature

      UPX dump on OEP (original entry point)

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

      persistenceprivilege_escalation

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks