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Analysis

  • max time kernel
    148s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2024, 20:26

General

  • Target

    2024-12-11_afa3aaca88ee1b02fd7173592d23d3a7_floxif_icedid.exe

  • Size

    220KB

  • MD5

    afa3aaca88ee1b02fd7173592d23d3a7

  • SHA1

    b01c6b7dd68e9d6881df4dc616c31141ec90f89d

  • SHA256

    cd09ef681adc00d4e89062ed5365e0ab5fb3565a5313a1a2a33825fbb67f3021

  • SHA512

    fa4456f18251f0eb6fb554d711107f0eed139bb64fa761d695b6f2ed2de1faf446eefdbf86019c88d2f5556fe3e2d5829914f222bce03bb1f815f2a22079ecde

  • SSDEEP

    3072:ZxJvhXgUfxHj7X8yl9joxluamlcth/G2lQBV+UdE+rECWp7hK2PwdEJf:lv6UfN7MYoXt9MBV+UdvrEFp7hK2iEl

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
  • 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
  • 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
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-11_afa3aaca88ee1b02fd7173592d23d3a7_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-11_afa3aaca88ee1b02fd7173592d23d3a7_floxif_icedid.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2128

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2128-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2128-6-0x000000000040F000-0x0000000000412000-memory.dmp

    Filesize

    12KB

  • memory/2128-7-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB