Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 12:22

General

  • Target

    2025-01-01_6866a12eb2b03047f2b006b533e3e552_floxif_mafia.exe

  • Size

    2.5MB

  • MD5

    6866a12eb2b03047f2b006b533e3e552

  • SHA1

    1b72bcec95d4065b7d9a08db8bbce68aa4ce97a7

  • SHA256

    fa3b07ddc04462c9e5dded7fab75de2f9e6b97c4f1ad7af46b340d31091f8d8c

  • SHA512

    fcee77e538a40ba4d7484e7767de48328e141e6384b51e5a595aa010a05db5c028458b3cad6dd3b2637ded9a8ccd694d5d80490b44e95e88a00af8a2a6590c6a

  • SSDEEP

    49152:tuIIK4ofs2hPd2l177BTK2VbDsar1YDjZ:tjpfs2hPIl1/u

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
  • 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\2025-01-01_6866a12eb2b03047f2b006b533e3e552_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-01_6866a12eb2b03047f2b006b533e3e552_floxif_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2424-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2424-7-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2424-5-0x0000000000300000-0x000000000056A000-memory.dmp

    Filesize

    2.4MB