Analysis

  • max time kernel
    13s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08-02-2025 16:06

General

  • Target

    ff531d71f5d53b01695fba9ab7b95a9884947d49faeec07b8724e1a37351eba8.exe

  • Size

    2.3MB

  • MD5

    66c1d26d55bfdaa4483f599cee302959

  • SHA1

    8b8ce8d039b57073bc68cdc2bc91aea2febf097c

  • SHA256

    ff531d71f5d53b01695fba9ab7b95a9884947d49faeec07b8724e1a37351eba8

  • SHA512

    43f8e1d569cd42966df7dc00fce044009b7008fb920f254c2764c5fa988934e6570dee4a71c320731739120a9bae44a05a8022ed26d411f0c0b6803c262d62be

  • SSDEEP

    49152:V0dRSt4+iCJSmPI/6qGlbT4fmRJ4y9dY7:VhSmPI+lAK9dw

Malware Config

Signatures

  • Floxif family
  • Floxif, Floodfix

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

  • Detects Floxif payload 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • 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
  • 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 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff531d71f5d53b01695fba9ab7b95a9884947d49faeec07b8724e1a37351eba8.exe
    "C:\Users\Admin\AppData\Local\Temp\ff531d71f5d53b01695fba9ab7b95a9884947d49faeec07b8724e1a37351eba8.exe"
    1⤵
    • Drops file in Drivers directory
    • 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
    PID:2076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2076-0-0x0000000000400000-0x000000000064E000-memory.dmp

    Filesize

    2.3MB

  • memory/2076-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2076-14-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2076-12-0x0000000000400000-0x000000000064E000-memory.dmp

    Filesize

    2.3MB

  • memory/2076-17-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2076-15-0x0000000000400000-0x000000000064E000-memory.dmp

    Filesize

    2.3MB