Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/08/2026, 16:06

General

  • Target
    2026-08-07_577ea017ae57ae24b2138ba310cd5ac9_amadey_elex_floxif_rhadamanthys_smoke-loader_stop.exe
  • Size 18.6MB
  • Sample260807-tkf1csgp7z
  • SHA256 3804fb916472b367ab299f967241806644b319c08e14181fed46ea1a3c76270e
  • 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) 8 IoCs
  • Event Triggered Execution: AppInit DLLs 1 TTPs

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

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • UPX packed file 8 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-07_577ea017ae57ae24b2138ba310cd5ac9_amadey_elex_floxif_rhadamanthys_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-07_577ea017ae57ae24b2138ba310cd5ac9_amadey_elex_floxif_rhadamanthys_smoke-loader_stop.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3372
    • C:\Users\Admin\AppData\Local\Temp\mpc4CED.exe
      /S 667061 18795375 "C:\Users\Admin\AppData\Local\Temp\2026-08-07_577ea017ae57ae24b2138ba310cd5ac9_amadey_elex_floxif_rhadamanthys_smoke-loader_stop.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1048

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

        symsrv.dll.000

        • Path C:\Program Files\Common Files\System\symsrv.dll.000
        • Size 114B
        • SHA256 aefc503b1ed462d7b6280228a7b5b710792273b78934426f88325341ac5b5a92
        • MD5 SHA1 SHA512 TLSH

        mpc4CED.exe

        • Path C:\Users\Admin\AppData\Local\Temp\mpc4CED.exe
        • Size 1.2MB
        • SHA256 a6351a33ebacc47ad0b8b2463b609f6f111575121eac7cdadc8da70274d2972e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mpc4CED.exe.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\mpc4CED.exe.tmp
        • Size 1.3MB
        • SHA256 443ba83037a6f6ee8bc5f0d8df28729e3f423bfb2d15906025a544e8d3d9c0ab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1048-15-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/1048-25-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/3372-4-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/3372-6-0x0000000000405000-0x0000000000408000-memory.dmp

        memory/3372-23-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/3372-30-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/3372-34-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/3372-38-0x0000000010000000-0x0000000010030000-memory.dmp