Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/11/2026, 00:47

General

  • Target
    2026-11-03_fff4cffbda5fadad74f19ec7f82247af_amadey_elex_floxif_rhadamanthys_smoke-loader_stop.exe
  • Size 587KB
  • Sample261104-a5g9daev3x
  • SHA256 7c37608c827ca25bffa9bbe5781fd3bf9ede9286bc60a4adfcb87348b7920987
  • 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) 4 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.

  • Loads dropped DLL 1 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 4 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-03_fff4cffbda5fadad74f19ec7f82247af_amadey_elex_floxif_rhadamanthys_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-03_fff4cffbda5fadad74f19ec7f82247af_amadey_elex_floxif_rhadamanthys_smoke-loader_stop.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2928

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

        CONFIG.INI

        • Path C:\Users\Admin\AppData\Local\Temp\CONFIG.INI
        • Size 30B
        • SHA256 1f202d80bd051e3b82e3735a114d9b08a76d6e10c6c63ede4e08897772cae5f5
        • MD5 SHA1 SHA512

        memory/2928-4-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/2928-74-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/2928-73-0x0000000000D90000-0x0000000000E14000-memory.dmp

        memory/2928-82-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/2928-81-0x0000000000D90000-0x0000000000E14000-memory.dmp