Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/09/2026, 10:45

General

  • Target
    baa3d53f6afa9dc05d91b629deeeb9a952c0cdecaeca451d39ff7ccfecad4cb3.dll
  • Size 358KB
  • Sample260927-mtp63awaph
  • SHA256 baa3d53f6afa9dc05d91b629deeeb9a952c0cdecaeca451d39ff7ccfecad4cb3
  • 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
  • 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
  • Program crash 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
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\baa3d53f6afa9dc05d91b629deeeb9a952c0cdecaeca451d39ff7ccfecad4cb3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\baa3d53f6afa9dc05d91b629deeeb9a952c0cdecaeca451d39ff7ccfecad4cb3.dll,#1
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2284
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 744
        3⤵
        • Program crash
        PID:4164
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2284 -ip 2284
    1⤵
      PID:3568

    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/2284-4-0x0000000010000000-0x0000000010030000-memory.dmp

          memory/2284-5-0x0000000074C11000-0x0000000074C12000-memory.dmp

          memory/2284-6-0x0000000074C10000-0x0000000074C59000-memory.dmp

          memory/2284-8-0x0000000074C10000-0x0000000074C59000-memory.dmp

          memory/2284-10-0x0000000010000000-0x0000000010030000-memory.dmp