Overview

overview

10

Static

static

3

2026-08-04...op.exe

windows10-2004-x64

10

2026-08-04...op.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-04_53b2d240549cf85251a7e6db5e4ba2d2_elex_floxif_remcos_stop
  • Size 970KB
  • Sample260804-h4qs5afb27
  • SHA256 fbce0836d038072e01696dec960b148738913437472e8e9d5692d925f48a8301
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
floxifbackdoordiscoverypersistenceprivilege_escalationtrojanupx

Malware Config

Targets

    • Target
      2026-08-04_53b2d240549cf85251a7e6db5e4ba2d2_elex_floxif_remcos_stop
    • Size 970KB
    • SHA256 fbce0836d038072e01696dec960b148738913437472e8e9d5692d925f48a8301
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordiscoveryfloxiftrojanupxpersistenceprivilege_escalation

    • Family: Floxif, Floodfix

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

      backdoortrojanfloxif

    • Detects Floxif payload

      backdoor

    • 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.

    • Loads dropped DLL

    • Enumerates connected drives

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

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks