Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/08/2026, 19:55

General

  • Target
    2026-08-19_48f9c6620fffd63f3d4ffd19ec0c69ab_elex_floxif_stealc_stop_tofsee.exe
  • Size 310KB
  • Sample260819-ynmdrsscma
  • SHA256 4549a27a8df07b16b0cf7ce895b09b03779d7ca1550b00003f3fc7dbd4e12006
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Floxif, Floodfix

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

  • Detects Floxif payload 1 IoCs
  • UPX dump on OEP (original entry point) 3 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-19_48f9c6620fffd63f3d4ffd19ec0c69ab_elex_floxif_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-19_48f9c6620fffd63f3d4ffd19ec0c69ab_elex_floxif_stealc_stop_tofsee.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2720

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        symsrv.dll

        • Path C:\Program Files\Common Files\System\symsrv.dll
        • Size 67KB
        • SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2720-4-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/2720-6-0x00000000009F1000-0x00000000009F2000-memory.dmp

        memory/2720-7-0x00000000009F0000-0x0000000000A2D000-memory.dmp

        memory/2720-9-0x0000000010000000-0x0000000010030000-memory.dmp