Analysis

  • max time kernel
    149s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    15/04/2026, 10:58

General

  • Target
    5e5a0f779ff412ce70fd465421ef3af0717bea05d29d282221488b2cff96e236.exe
  • Size 943KB
  • Sample260415-m233wsct3m
  • SHA256 5e5a0f779ff412ce70fd465421ef3af0717bea05d29d282221488b2cff96e236
  • 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
  • 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\5e5a0f779ff412ce70fd465421ef3af0717bea05d29d282221488b2cff96e236.exe
    "C:\Users\Admin\AppData\Local\Temp\5e5a0f779ff412ce70fd465421ef3af0717bea05d29d282221488b2cff96e236.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5144

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/5144-3-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/5144-5-0x00000000006C1000-0x00000000006C2000-memory.dmp

        memory/5144-6-0x00000000006C0000-0x00000000007A0000-memory.dmp

        memory/5144-8-0x0000000010000000-0x0000000010030000-memory.dmp