Analysis

  • max time kernel
    94s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2025 02:22

General

  • Target

    8ff03832aaf9a0f8e82273ab17ee5c23ccc309867e0e3e107207e749daf0e9f0.exe

  • Size

    808KB

  • MD5

    16b82725b35e1ce2c13e84d08017733e

  • SHA1

    a263e643783efd9ad40f47e7e2edab9ce7d2b2c9

  • SHA256

    8ff03832aaf9a0f8e82273ab17ee5c23ccc309867e0e3e107207e749daf0e9f0

  • SHA512

    86752202c82f1e832a9fd9215c28db1618e2878d095a0ed9df55cbda231746f84f097eabc7063ef6738476a81ab13b4aa99e7f0cd9137c7ee69258c15dd3aa64

  • SSDEEP

    12288:MJKC9XsK2SYNPG2Nl4ySBCGdo6hcXBW3CMYxHwALEQ2BjvrEH7V:LRPNl4yh8DhcXBW3CM4rgrEH7V

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
  • 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 3 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8ff03832aaf9a0f8e82273ab17ee5c23ccc309867e0e3e107207e749daf0e9f0.exe
    "C:\Users\Admin\AppData\Local\Temp\8ff03832aaf9a0f8e82273ab17ee5c23ccc309867e0e3e107207e749daf0e9f0.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
    PID:3320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/3320-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3320-10-0x0000000075F85000-0x0000000075F86000-memory.dmp

    Filesize

    4KB

  • memory/3320-11-0x0000000075F70000-0x0000000075FD3000-memory.dmp

    Filesize

    396KB

  • memory/3320-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3320-13-0x0000000075F70000-0x0000000075FD3000-memory.dmp

    Filesize

    396KB