Overview

overview

10

Static

static

5

2026-08-14...op.exe

windows10-2004-x64

10

2026-08-14...op.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-14_4c6c3afabcf926ffe98f0d46da0ccdc0_elex_emotet_floxif_icedid_sakula_stop
  • Size 2.7MB
  • Sample260814-e5c2wacp8y
  • SHA256 63ff630f467cc27e2bb8bb303dea541212202d2b5bf372a8dd6a4dbb20b42edb
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
floxifbackdoorbootkitdiscoverypersistencetrojanupx

Malware Config

Targets

    • Target
      2026-08-14_4c6c3afabcf926ffe98f0d46da0ccdc0_elex_emotet_floxif_icedid_sakula_stop
    • Size 2.7MB
    • SHA256 63ff630f467cc27e2bb8bb303dea541212202d2b5bf372a8dd6a4dbb20b42edb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoorbootkitdiscoveryfloxifpersistencetrojanupx

    • 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)

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks