Overview

overview

10

Static

static

3

2024-09-07...ia.exe

windows7-x64

10

2024-09-07...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    92s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/09/2024, 01:29

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General

  • Target
    2024-09-07_f6f9d981f622e0b9e95e4c84605008f8_floxif_mafia.exe
  • Size 2.4MB
  • Sample240907-bv923sycla
  • SHA256 9db6de73a9e057b525e8a7862040a8258f6e37d2fcc016bb2516d2c5f45b4cb5
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
floxifbackdoordiscoverytrojanupx

Malware Config

Signatures

  • Floxif, Floodfix

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

    backdoortrojanfloxif
  • Detects Floxif payload 1 IoCs
    backdoor
  • 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.

    upx
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Program crash 2 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-07_f6f9d981f622e0b9e95e4c84605008f8_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-07_f6f9d981f622e0b9e95e4c84605008f8_floxif_mafia.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 SetWindowsHookEx
    PID:2712
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 844
      2⤵
      • Program crash
      PID:1220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 800
      2⤵
      • Program crash
      PID:4080
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2712 -ip 2712
    1⤵
      PID:3728
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2712 -ip 2712
      1⤵
        PID:5008

      Network

            MITRE ATT&CK Enterprise v15

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            Downloads

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

            memory/2712-4-0x0000000010000000-0x0000000010030000-memory.dmp
            Download

            memory/2712-14-0x0000000010000000-0x0000000010030000-memory.dmp
            Download

            memory/2712-12-0x0000000000E40000-0x00000000010B2000-memory.dmp
            Download